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<title>[31405] trunk/src: Remove unused media JS files.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/31405">31405</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/31405","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>wonderboymusic</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2015-02-10 22:44:09 +0000 (Tue, 10 Feb 2015)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Remove unused media JS files.

See <a href="https://core.trac.wordpress.org/ticket/28510">#28510</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpadminincludesupdatecorephp">trunk/src/wp-admin/includes/update-core.php</a></li>
</ul>

<h3>Removed Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesjsmediaaudiovideojs">trunk/src/wp-includes/js/media-audiovideo.js</a></li>
<li><a href="#trunksrcwpincludesjsmediagridjs">trunk/src/wp-includes/js/media-grid.js</a></li>
<li><a href="#trunksrcwpincludesjsmediamodelsjs">trunk/src/wp-includes/js/media-models.js</a></li>
<li><a href="#trunksrcwpincludesjsmediaviewsjs">trunk/src/wp-includes/js/media-views.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpadminincludesupdatecorephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-admin/includes/update-core.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/includes/update-core.php       2015-02-10 07:52:38 UTC (rev 31404)
+++ trunk/src/wp-admin/includes/update-core.php 2015-02-10 22:44:09 UTC (rev 31405)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -695,6 +695,15 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/js/jquery/ui/jquery.ui.widget.min.js',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png',
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+// 4.2
+'wp-includes/js/media-audiovideo.js',
+'wp-includes/js/media-audiovideo.min.js',
+'wp-includes/js/media-grid.js',
+'wp-includes/js/media-grid.min.js',
+'wp-includes/js/media-models.js',
+'wp-includes/js/media-models.min.js',
+'wp-includes/js/media-views.js',
+'wp-includes/js/media-views.min.js',
</ins><span class="cx" style="display: block; padding: 0 10px"> );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span></span></pre></div>
<a id="trunksrcwpincludesjsmediaaudiovideojs"></a>
<div class="delfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Deleted: trunk/src/wp-includes/js/media-audiovideo.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/js/media-audiovideo.js      2015-02-10 07:52:38 UTC (rev 31404)
+++ trunk/src/wp-includes/js/media-audiovideo.js        2015-02-10 22:44:09 UTC (rev 31405)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,842 +0,0 @@
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/* global _wpMediaViewsL10n, _wpmejsSettings, MediaElementPlayer */
-
-(function($, _, Backbone) {
-       var media = wp.media,
-               baseSettings = {},
-               l10n = typeof _wpMediaViewsL10n === 'undefined' ? {} : _wpMediaViewsL10n;
-
-       if ( ! _.isUndefined( window._wpmejsSettings ) ) {
-               baseSettings = _wpmejsSettings;
-       }
-
-       /**
-        * @mixin
-        */
-       wp.media.mixin = {
-               mejsSettings: baseSettings,
-
-               removeAllPlayers: function() {
-                       var p;
-
-                       if ( window.mejs && window.mejs.players ) {
-                               for ( p in window.mejs.players ) {
-                                       window.mejs.players[p].pause();
-                                       this.removePlayer( window.mejs.players[p] );
-                               }
-                       }
-               },
-
-               /**
-                * Override the MediaElement method for removing a player.
-                *      MediaElement tries to pull the audio/video tag out of
-                *      its container and re-add it to the DOM.
-                */
-               removePlayer: function(t) {
-                       var featureIndex, feature;
-
-                       if ( ! t.options ) {
-                               return;
-                       }
-
-                       // invoke features cleanup
-                       for ( featureIndex in t.options.features ) {
-                               feature = t.options.features[featureIndex];
-                               if ( t['clean' + feature] ) {
-                                       try {
-                                               t['clean' + feature](t);
-                                       } catch (e) {}
-                               }
-                       }
-
-                       if ( ! t.isDynamic ) {
-                               t.$node.remove();
-                       }
-
-                       if ( 'native' !== t.media.pluginType ) {
-                               t.$media.remove();
-                       }
-
-                       delete window.mejs.players[t.id];
-
-                       t.container.remove();
-                       t.globalUnbind();
-                       delete t.node.player;
-               },
-
-               /**
-                * Allows any class that has set 'player' to a MediaElementPlayer
-                *  instance to remove the player when listening to events.
-                *
-                *  Examples: modal closes, shortcode properties are removed, etc.
-                */
-               unsetPlayers : function() {
-                       if ( this.players && this.players.length ) {
-                               _.each( this.players, function (player) {
-                                       player.pause();
-                                       wp.media.mixin.removePlayer( player );
-                               } );
-                               this.players = [];
-                       }
-               }
-       };
-
-       /**
-        * Autowire "collection"-type shortcodes
-        */
-       wp.media.playlist = new wp.media.collection({
-               tag: 'playlist',
-               editTitle : l10n.editPlaylistTitle,
-               defaults : {
-                       id: wp.media.view.settings.post.id,
-                       style: 'light',
-                       tracklist: true,
-                       tracknumbers: true,
-                       images: true,
-                       artists: true,
-                       type: 'audio'
-               }
-       });
-
-       /**
-        * Shortcode modeling for audio
-        *  `edit()` prepares the shortcode for the media modal
-        *  `shortcode()` builds the new shortcode after update
-        *
-        * @namespace
-        */
-       wp.media.audio = {
-               coerce : wp.media.coerce,
-
-               defaults : {
-                       id : wp.media.view.settings.post.id,
-                       src : '',
-                       loop : false,
-                       autoplay : false,
-                       preload : 'none',
-                       width : 400
-               },
-
-               edit : function( data ) {
-                       var frame, shortcode = wp.shortcode.next( 'audio', data ).shortcode;
-                       frame = wp.media({
-                               frame: 'audio',
-                               state: 'audio-details',
-                               metadata: _.defaults( shortcode.attrs.named, this.defaults )
-                       });
-
-                       return frame;
-               },
-
-               shortcode : function( model ) {
-                       var self = this, content;
-
-                       _.each( this.defaults, function( value, key ) {
-                               model[ key ] = self.coerce( model, key );
-
-                               if ( value === model[ key ] ) {
-                                       delete model[ key ];
-                               }
-                       });
-
-                       content = model.content;
-                       delete model.content;
-
-                       return new wp.shortcode({
-                               tag: 'audio',
-                               attrs: model,
-                               content: content
-                       });
-               }
-       };
-
-       /**
-        * Shortcode modeling for video
-        *  `edit()` prepares the shortcode for the media modal
-        *  `shortcode()` builds the new shortcode after update
-        *
-        * @namespace
-        */
-       wp.media.video = {
-               coerce : wp.media.coerce,
-
-               defaults : {
-                       id : wp.media.view.settings.post.id,
-                       src : '',
-                       poster : '',
-                       loop : false,
-                       autoplay : false,
-                       preload : 'metadata',
-                       content : '',
-                       width : 640,
-                       height : 360
-               },
-
-               edit : function( data ) {
-                       var frame,
-                               shortcode = wp.shortcode.next( 'video', data ).shortcode,
-                               attrs;
-
-                       attrs = shortcode.attrs.named;
-                       attrs.content = shortcode.content;
-
-                       frame = wp.media({
-                               frame: 'video',
-                               state: 'video-details',
-                               metadata: _.defaults( attrs, this.defaults )
-                       });
-
-                       return frame;
-               },
-
-               shortcode : function( model ) {
-                       var self = this, content;
-
-                       _.each( this.defaults, function( value, key ) {
-                               model[ key ] = self.coerce( model, key );
-
-                               if ( value === model[ key ] ) {
-                                       delete model[ key ];
-                               }
-                       });
-
-                       content = model.content;
-                       delete model.content;
-
-                       return new wp.shortcode({
-                               tag: 'video',
-                               attrs: model,
-                               content: content
-                       });
-               }
-       };
-
-       /**
-        * Shared model class for audio and video. Updates the model after
-        *   "Add Audio|Video Source" and "Replace Audio|Video" states return
-        *
-        * @constructor
-        * @augments Backbone.Model
-        */
-       media.model.PostMedia = Backbone.Model.extend({
-               initialize: function() {
-                       this.attachment = false;
-               },
-
-               setSource: function( attachment ) {
-                       this.attachment = attachment;
-                       this.extension = attachment.get( 'filename' ).split('.').pop();
-
-                       if ( this.get( 'src' ) && this.extension === this.get( 'src' ).split('.').pop() ) {
-                               this.unset( 'src' );
-                       }
-
-                       if ( _.contains( wp.media.view.settings.embedExts, this.extension ) ) {
-                               this.set( this.extension, this.attachment.get( 'url' ) );
-                       } else {
-                               this.unset( this.extension );
-                       }
-               },
-
-               changeAttachment: function( attachment ) {
-                       var self = this;
-
-                       this.setSource( attachment );
-
-                       this.unset( 'src' );
-                       _.each( _.without( wp.media.view.settings.embedExts, this.extension ), function( ext ) {
-                               self.unset( ext );
-                       } );
-               }
-       });
-
-       /**
-        * The controller for the Audio Details state
-        *
-        * @constructor
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        */
-       media.controller.AudioDetails = media.controller.State.extend({
-               defaults: {
-                       id: 'audio-details',
-                       toolbar: 'audio-details',
-                       title: l10n.audioDetailsTitle,
-                       content: 'audio-details',
-                       menu: 'audio-details',
-                       router: false,
-                       priority: 60
-               },
-
-               initialize: function( options ) {
-                       this.media = options.media;
-                       media.controller.State.prototype.initialize.apply( this, arguments );
-               }
-       });
-
-       /**
-        * The controller for the Video Details state
-        *
-        * @constructor
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        */
-       media.controller.VideoDetails = media.controller.State.extend({
-               defaults: {
-                       id: 'video-details',
-                       toolbar: 'video-details',
-                       title: l10n.videoDetailsTitle,
-                       content: 'video-details',
-                       menu: 'video-details',
-                       router: false,
-                       priority: 60
-               },
-
-               initialize: function( options ) {
-                       this.media = options.media;
-                       media.controller.State.prototype.initialize.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.MediaDetails
-        *
-        * @constructor
-        * @augments wp.media.view.MediaFrame.Select
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.MediaDetails = media.view.MediaFrame.Select.extend({
-               defaults: {
-                       id:      'media',
-                       url:     '',
-                       menu:    'media-details',
-                       content: 'media-details',
-                       toolbar: 'media-details',
-                       type:    'link',
-                       priority: 120
-               },
-
-               initialize: function( options ) {
-                       this.DetailsView = options.DetailsView;
-                       this.cancelText = options.cancelText;
-                       this.addText = options.addText;
-
-                       this.media = new media.model.PostMedia( options.metadata );
-                       this.options.selection = new media.model.Selection( this.media.attachment, { multiple: false } );
-                       media.view.MediaFrame.Select.prototype.initialize.apply( this, arguments );
-               },
-
-               bindHandlers: function() {
-                       var menu = this.defaults.menu;
-
-                       media.view.MediaFrame.Select.prototype.bindHandlers.apply( this, arguments );
-
-                       this.on( 'menu:create:' + menu, this.createMenu, this );
-                       this.on( 'content:render:' + menu, this.renderDetailsContent, this );
-                       this.on( 'menu:render:' + menu, this.renderMenu, this );
-                       this.on( 'toolbar:render:' + menu, this.renderDetailsToolbar, this );
-               },
-
-               renderDetailsContent: function() {
-                       var view = new this.DetailsView({
-                               controller: this,
-                               model: this.state().media,
-                               attachment: this.state().media.attachment
-                       }).render();
-
-                       this.content.set( view );
-               },
-
-               renderMenu: function( view ) {
-                       var lastState = this.lastState(),
-                               previous = lastState && lastState.id,
-                               frame = this;
-
-                       view.set({
-                               cancel: {
-                                       text:     this.cancelText,
-                                       priority: 20,
-                                       click:    function() {
-                                               if ( previous ) {
-                                                       frame.setState( previous );
-                                               } else {
-                                                       frame.close();
-                                               }
-                                       }
-                               },
-                               separateCancel: new media.View({
-                                       className: 'separator',
-                                       priority: 40
-                               })
-                       });
-
-               },
-
-               setPrimaryButton: function(text, handler) {
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       button: {
-                                               style:    'primary',
-                                               text:     text,
-                                               priority: 80,
-                                               click:    function() {
-                                                       var controller = this.controller;
-                                                       handler.call( this, controller, controller.state() );
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               renderDetailsToolbar: function() {
-                       this.setPrimaryButton( l10n.update, function( controller, state ) {
-                               controller.close();
-                               state.trigger( 'update', controller.media.toJSON() );
-                       } );
-               },
-
-               renderReplaceToolbar: function() {
-                       this.setPrimaryButton( l10n.replace, function( controller, state ) {
-                               var attachment = state.get( 'selection' ).single();
-                               controller.media.changeAttachment( attachment );
-                               state.trigger( 'replace', controller.media.toJSON() );
-                       } );
-               },
-
-               renderAddSourceToolbar: function() {
-                       this.setPrimaryButton( this.addText, function( controller, state ) {
-                               var attachment = state.get( 'selection' ).single();
-                               controller.media.setSource( attachment );
-                               state.trigger( 'add-source', controller.media.toJSON() );
-                       } );
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.AudioDetails
-        *
-        * @constructor
-        * @augments wp.media.view.MediaFrame.MediaDetails
-        * @augments wp.media.view.MediaFrame.Select
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.AudioDetails = media.view.MediaFrame.MediaDetails.extend({
-               defaults: {
-                       id:      'audio',
-                       url:     '',
-                       menu:    'audio-details',
-                       content: 'audio-details',
-                       toolbar: 'audio-details',
-                       type:    'link',
-                       title:    l10n.audioDetailsTitle,
-                       priority: 120
-               },
-
-               initialize: function( options ) {
-                       options.DetailsView = media.view.AudioDetails;
-                       options.cancelText = l10n.audioDetailsCancel;
-                       options.addText = l10n.audioAddSourceTitle;
-
-                       media.view.MediaFrame.MediaDetails.prototype.initialize.call( this, options );
-               },
-
-               bindHandlers: function() {
-                       media.view.MediaFrame.MediaDetails.prototype.bindHandlers.apply( this, arguments );
-
-                       this.on( 'toolbar:render:replace-audio', this.renderReplaceToolbar, this );
-                       this.on( 'toolbar:render:add-audio-source', this.renderAddSourceToolbar, this );
-               },
-
-               createStates: function() {
-                       this.states.add([
-                               new media.controller.AudioDetails( {
-                                       media: this.media
-                               } ),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'audio',
-                                       id: 'replace-audio',
-                                       title: l10n.audioReplaceTitle,
-                                       toolbar: 'replace-audio',
-                                       media: this.media,
-                                       menu: 'audio-details'
-                               } ),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'audio',
-                                       id: 'add-audio-source',
-                                       title: l10n.audioAddSourceTitle,
-                                       toolbar: 'add-audio-source',
-                                       media: this.media,
-                                       menu: false
-                               } )
-                       ]);
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.VideoDetails
-        *
-        * @constructor
-        * @augments wp.media.view.MediaFrame.MediaDetails
-        * @augments wp.media.view.MediaFrame.Select
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.VideoDetails = media.view.MediaFrame.MediaDetails.extend({
-               defaults: {
-                       id:      'video',
-                       url:     '',
-                       menu:    'video-details',
-                       content: 'video-details',
-                       toolbar: 'video-details',
-                       type:    'link',
-                       title:    l10n.videoDetailsTitle,
-                       priority: 120
-               },
-
-               initialize: function( options ) {
-                       options.DetailsView = media.view.VideoDetails;
-                       options.cancelText = l10n.videoDetailsCancel;
-                       options.addText = l10n.videoAddSourceTitle;
-
-                       media.view.MediaFrame.MediaDetails.prototype.initialize.call( this, options );
-               },
-
-               bindHandlers: function() {
-                       media.view.MediaFrame.MediaDetails.prototype.bindHandlers.apply( this, arguments );
-
-                       this.on( 'toolbar:render:replace-video', this.renderReplaceToolbar, this );
-                       this.on( 'toolbar:render:add-video-source', this.renderAddSourceToolbar, this );
-                       this.on( 'toolbar:render:select-poster-image', this.renderSelectPosterImageToolbar, this );
-                       this.on( 'toolbar:render:add-track', this.renderAddTrackToolbar, this );
-               },
-
-               createStates: function() {
-                       this.states.add([
-                               new media.controller.VideoDetails({
-                                       media: this.media
-                               }),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'video',
-                                       id: 'replace-video',
-                                       title: l10n.videoReplaceTitle,
-                                       toolbar: 'replace-video',
-                                       media: this.media,
-                                       menu: 'video-details'
-                               } ),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'video',
-                                       id: 'add-video-source',
-                                       title: l10n.videoAddSourceTitle,
-                                       toolbar: 'add-video-source',
-                                       media: this.media,
-                                       menu: false
-                               } ),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'image',
-                                       id: 'select-poster-image',
-                                       title: l10n.videoSelectPosterImageTitle,
-                                       toolbar: 'select-poster-image',
-                                       media: this.media,
-                                       menu: 'video-details'
-                               } ),
-
-                               new media.controller.MediaLibrary( {
-                                       type: 'text',
-                                       id: 'add-track',
-                                       title: l10n.videoAddTrackTitle,
-                                       toolbar: 'add-track',
-                                       media: this.media,
-                                       menu: 'video-details'
-                               } )
-                       ]);
-               },
-
-               renderSelectPosterImageToolbar: function() {
-                       this.setPrimaryButton( l10n.videoSelectPosterImageTitle, function( controller, state ) {
-                               var urls = [], attachment = state.get( 'selection' ).single();
-
-                               controller.media.set( 'poster', attachment.get( 'url' ) );
-                               state.trigger( 'set-poster-image', controller.media.toJSON() );
-
-                               _.each( wp.media.view.settings.embedExts, function (ext) {
-                                       if ( controller.media.get( ext ) ) {
-                                               urls.push( controller.media.get( ext ) );
-                                       }
-                               } );
-
-                               wp.ajax.send( 'set-attachment-thumbnail', {
-                                       data : {
-                                               urls: urls,
-                                               thumbnail_id: attachment.get( 'id' )
-                                       }
-                               } );
-                       } );
-               },
-
-               renderAddTrackToolbar: function() {
-                       this.setPrimaryButton( l10n.videoAddTrackTitle, function( controller, state ) {
-                               var attachment = state.get( 'selection' ).single(),
-                                       content = controller.media.get( 'content' );
-
-                               if ( -1 === content.indexOf( attachment.get( 'url' ) ) ) {
-                                       content += [
-                                               '<track srclang="en" label="English"kind="subtitles" src="',
-                                               attachment.get( 'url' ),
-                                               '" />'
-                                       ].join('');
-
-                                       controller.media.set( 'content', content );
-                               }
-                               state.trigger( 'add-track', controller.media.toJSON() );
-                       } );
-               }
-       });
-
-       /**
-        * wp.media.view.MediaDetails
-        *
-        * @constructor
-        * @augments wp.media.view.Settings.AttachmentDisplay
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.MediaDetails = media.view.Settings.AttachmentDisplay.extend({
-               initialize: function() {
-                       _.bindAll(this, 'success');
-                       this.players = [];
-                       this.listenTo( this.controller, 'close', media.mixin.unsetPlayers );
-                       this.on( 'ready', this.setPlayer );
-                       this.on( 'media:setting:remove', media.mixin.unsetPlayers, this );
-                       this.on( 'media:setting:remove', this.render );
-                       this.on( 'media:setting:remove', this.setPlayer );
-                       this.events = _.extend( this.events, {
-                               'click .remove-setting' : 'removeSetting',
-                               'change .content-track' : 'setTracks',
-                               'click .remove-track' : 'setTracks',
-                               'click .add-media-source' : 'addSource'
-                       } );
-
-                       media.view.Settings.AttachmentDisplay.prototype.initialize.apply( this, arguments );
-               },
-
-               prepare: function() {
-                       return _.defaults({
-                               model: this.model.toJSON()
-                       }, this.options );
-               },
-
-               /**
-                * Remove a setting's UI when the model unsets it
-                *
-                * @fires wp.media.view.MediaDetails#media:setting:remove
-                *
-                * @param {Event} e
-                */
-               removeSetting : function(e) {
-                       var wrap = $( e.currentTarget ).parent(), setting;
-                       setting = wrap.find( 'input' ).data( 'setting' );
-
-                       if ( setting ) {
-                               this.model.unset( setting );
-                               this.trigger( 'media:setting:remove', this );
-                       }
-
-                       wrap.remove();
-               },
-
-               /**
-                *
-                * @fires wp.media.view.MediaDetails#media:setting:remove
-                */
-               setTracks : function() {
-                       var tracks = '';
-
-                       _.each( this.$('.content-track'), function(track) {
-                               tracks += $( track ).val();
-                       } );
-
-                       this.model.set( 'content', tracks );
-                       this.trigger( 'media:setting:remove', this );
-               },
-
-               addSource : function( e ) {
-                       this.controller.lastMime = $( e.currentTarget ).data( 'mime' );
-                       this.controller.setState( 'add-' + this.controller.defaults.id + '-source' );
-               },
-
-               loadPlayer: function () {
-                       this.players.push( new MediaElementPlayer( this.media, this.settings ) );
-                       this.scriptXhr = false;
-               },
-
-               /**
-                * @global MediaElementPlayer
-                */
-               setPlayer : function() {
-                       if ( this.players.length || ! this.media ) {
-                               return;
-                       }
-
-                       if ( this.media.src.indexOf( 'vimeo' ) && ! ( 'Froogaloop' in window ) && ! this.scriptXhr ) {
-                               this.scriptXhr = $.getScript( baseSettings.pluginPath + 'froogaloop.min.js', _.bind( this.loadPlayer, this ) );
-                       } else if ( ! this.scriptXhr ) {
-                               this.loadPlayer();
-                       }
-               },
-
-               /**
-                * @abstract
-                */
-               setMedia : function() {
-                       return this;
-               },
-
-               success : function(mejs) {
-                       var autoplay = mejs.attributes.autoplay && 'false' !== mejs.attributes.autoplay;
-
-                       if ( 'flash' === mejs.pluginType && autoplay ) {
-                               mejs.addEventListener( 'canplay', function() {
-                                       mejs.play();
-                               }, false );
-                       }
-
-                       this.mejs = mejs;
-               },
-
-               /**
-                * @returns {media.view.MediaDetails} Returns itself to allow chaining
-                */
-               render: function() {
-                       var self = this;
-
-                       media.view.Settings.AttachmentDisplay.prototype.render.apply( this, arguments );
-                       setTimeout( function() { self.resetFocus(); }, 10 );
-
-                       this.settings = _.defaults( {
-                               success : this.success
-                       }, baseSettings );
-
-                       return this.setMedia();
-               },
-
-               resetFocus: function() {
-                       this.$( '.embed-media-settings' ).scrollTop( 0 );
-               }
-       }, {
-               instances : 0,
-
-               /**
-                * When multiple players in the DOM contain the same src, things get weird.
-                *
-                * @param {HTMLElement} elem
-                * @returns {HTMLElement}
-                */
-               prepareSrc : function( elem ) {
-                       var i = media.view.MediaDetails.instances++;
-                       _.each( $( elem ).find( 'source' ), function( source ) {
-                               source.src = [
-                                       source.src,
-                                       source.src.indexOf('?') > -1 ? '&' : '?',
-                                       '_=',
-                                       i
-                               ].join('');
-                       } );
-
-                       return elem;
-               }
-       });
-
-       /**
-        * wp.media.view.AudioDetails
-        *
-        * @constructor
-        * @augments wp.media.view.MediaDetails
-        * @augments wp.media.view.Settings.AttachmentDisplay
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.AudioDetails = media.view.MediaDetails.extend({
-               className: 'audio-details',
-               template:  media.template('audio-details'),
-
-               setMedia: function() {
-                       var audio = this.$('.wp-audio-shortcode');
-
-                       if ( audio.find( 'source' ).length ) {
-                               if ( audio.is(':hidden') ) {
-                                       audio.show();
-                               }
-                               this.media = media.view.MediaDetails.prepareSrc( audio.get(0) );
-                       } else {
-                               audio.hide();
-                               this.media = false;
-                       }
-
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.view.VideoDetails
-        *
-        * @constructor
-        * @augments wp.media.view.MediaDetails
-        * @augments wp.media.view.Settings.AttachmentDisplay
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.VideoDetails = media.view.MediaDetails.extend({
-               className: 'video-details',
-               template:  media.template('video-details'),
-
-               setMedia: function() {
-                       var video = this.$('.wp-video-shortcode');
-
-                       if ( video.find( 'source' ).length ) {
-                               if ( video.is(':hidden') ) {
-                                       video.show();
-                               }
-
-                               if ( ! video.hasClass('youtube-video') && ! video.hasClass('vimeo-video') ) {
-                                       this.media = media.view.MediaDetails.prepareSrc( video.get(0) );
-                               } else {
-                                       this.media = video.get(0);
-                               }
-                       } else {
-                               video.hide();
-                               this.media = false;
-                       }
-
-                       return this;
-               }
-       });
-
-}(jQuery, _, Backbone));
</del></span></pre></div>
<a id="trunksrcwpincludesjsmediagridjs"></a>
<div class="delfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Deleted: trunk/src/wp-includes/js/media-grid.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/js/media-grid.js    2015-02-10 07:52:38 UTC (rev 31404)
+++ trunk/src/wp-includes/js/media-grid.js      2015-02-10 22:44:09 UTC (rev 31405)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,732 +0,0 @@
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/* global _wpMediaViewsL10n, MediaElementPlayer, _wpMediaGridSettings */
-(function($, _, Backbone, wp) {
-       // Local reference to the WordPress media namespace.
-       var media = wp.media, l10n;
-
-       // Link localized strings and settings.
-       if ( media.view.l10n ) {
-               l10n = media.view.l10n;
-       } else {
-               l10n = media.view.l10n = typeof _wpMediaViewsL10n === 'undefined' ? {} : _wpMediaViewsL10n;
-               delete l10n.settings;
-       }
-
-       /**
-        * wp.media.controller.EditAttachmentMetadata
-        *
-        * A state for editing an attachment's metadata.
-        *
-        * @constructor
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        */
-       media.controller.EditAttachmentMetadata = media.controller.State.extend({
-               defaults: {
-                       id:      'edit-attachment',
-                       // Title string passed to the frame's title region view.
-                       title:   l10n.attachmentDetails,
-                       // Region mode defaults.
-                       content: 'edit-metadata',
-                       menu:    false,
-                       toolbar: false,
-                       router:  false
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.Manage
-        *
-        * A generic management frame workflow.
-        *
-        * Used in the media grid view.
-        *
-        * @constructor
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.Manage = media.view.MediaFrame.extend({
-               /**
-                * @global wp.Uploader
-                */
-               initialize: function() {
-                       var self = this;
-                       _.defaults( this.options, {
-                               title:     '',
-                               modal:     false,
-                               selection: [],
-                               library:   {}, // Options hash for the query to the media library.
-                               multiple:  'add',
-                               state:     'library',
-                               uploader:  true,
-                               mode:      [ 'grid', 'edit' ]
-                       });
-
-                       this.$body = $( document.body );
-                       this.$window = $( window );
-                       this.$adminBar = $( '#wpadminbar' );
-                       this.$window.on( 'scroll resize', _.debounce( _.bind( this.fixPosition, this ), 15 ) );
-                       $( document ).on( 'click', '.add-new-h2', _.bind( this.addNewClickHandler, this ) );
-
-                       // Ensure core and media grid view UI is enabled.
-                       this.$el.addClass('wp-core-ui');
-
-                       // Force the uploader off if the upload limit has been exceeded or
-                       // if the browser isn't supported.
-                       if ( wp.Uploader.limitExceeded || ! wp.Uploader.browser.supported ) {
-                               this.options.uploader = false;
-                       }
-
-                       // Initialize a window-wide uploader.
-                       if ( this.options.uploader ) {
-                               this.uploader = new media.view.UploaderWindow({
-                                       controller: this,
-                                       uploader: {
-                                               dropzone:  document.body,
-                                               container: document.body
-                                       }
-                               }).render();
-                               this.uploader.ready();
-                               $('body').append( this.uploader.el );
-
-                               this.options.uploader = false;
-                       }
-
-                       this.gridRouter = new media.view.MediaFrame.Manage.Router();
-
-                       // Call 'initialize' directly on the parent class.
-                       media.view.MediaFrame.prototype.initialize.apply( this, arguments );
-
-                       // Append the frame view directly the supplied container.
-                       this.$el.appendTo( this.options.container );
-
-                       this.createStates();
-                       this.bindRegionModeHandlers();
-                       this.render();
-
-                       // Update the URL when entering search string (at most once per second)
-                       $( '#media-search-input' ).on( 'input', _.debounce( function(e) {
-                               var val = $( e.currentTarget ).val(), url = '';
-                               if ( val ) {
-                                       url += '?search=' + val;
-                               }
-                               self.gridRouter.navigate( self.gridRouter.baseUrl( url ) );
-                       }, 1000 ) );
-               },
-
-               /**
-                * Create the default states for the frame.
-                */
-               createStates: function() {
-                       var options = this.options;
-
-                       if ( this.options.states ) {
-                               return;
-                       }
-
-                       // Add the default states.
-                       this.states.add([
-                               new media.controller.Library({
-                                       library:            media.query( options.library ),
-                                       multiple:           options.multiple,
-                                       title:              options.title,
-                                       content:            'browse',
-                                       toolbar:            'select',
-                                       contentUserSetting: false,
-                                       filterable:         'all',
-                                       autoSelect:         false
-                               })
-                       ]);
-               },
-
-               /**
-                * Bind region mode activation events to proper handlers.
-                */
-               bindRegionModeHandlers: function() {
-                       this.on( 'content:create:browse', this.browseContent, this );
-
-                       // Handle a frame-level event for editing an attachment.
-                       this.on( 'edit:attachment', this.openEditAttachmentModal, this );
-
-                       this.on( 'select:activate', this.bindKeydown, this );
-                       this.on( 'select:deactivate', this.unbindKeydown, this );
-               },
-
-               handleKeydown: function( e ) {
-                       if ( 27 === e.which ) {
-                               e.preventDefault();
-                               this.deactivateMode( 'select' ).activateMode( 'edit' );
-                       }
-               },
-
-               bindKeydown: function() {
-                       this.$body.on( 'keydown.select', _.bind( this.handleKeydown, this ) );
-               },
-
-               unbindKeydown: function() {
-                       this.$body.off( 'keydown.select' );
-               },
-
-               fixPosition: function() {
-                       var $browser, $toolbar;
-                       if ( ! this.isModeActive( 'select' ) ) {
-                               return;
-                       }
-
-                       $browser = this.$('.attachments-browser');
-                       $toolbar = $browser.find('.media-toolbar');
-
-                       // Offset doesn't appear to take top margin into account, hence +16
-                       if ( ( $browser.offset().top + 16 ) < this.$window.scrollTop() + this.$adminBar.height() ) {
-                               $browser.addClass( 'fixed' );
-                               $toolbar.css('width', $browser.width() + 'px');
-                       } else {
-                               $browser.removeClass( 'fixed' );
-                               $toolbar.css('width', '');
-                       }
-               },
-
-               /**
-                * Click handler for the `Add New` button.
-                */
-               addNewClickHandler: function( event ) {
-                       event.preventDefault();
-                       this.trigger( 'toggle:upload:attachment' );
-               },
-
-               /**
-                * Open the Edit Attachment modal.
-                */
-               openEditAttachmentModal: function( model ) {
-                       // Create a new EditAttachment frame, passing along the library and the attachment model.
-                       wp.media( {
-                               frame:       'edit-attachments',
-                               controller:  this,
-                               library:     this.state().get('library'),
-                               model:       model
-                       } );
-               },
-
-               /**
-                * Create an attachments browser view within the content region.
-                *
-                * @param {Object} contentRegion Basic object with a `view` property, which
-                *                               should be set with the proper region view.
-                * @this wp.media.controller.Region
-                */
-               browseContent: function( contentRegion ) {
-                       var state = this.state();
-
-                       // Browse our library of attachments.
-                       this.browserView = contentRegion.view = new media.view.AttachmentsBrowser({
-                               controller: this,
-                               collection: state.get('library'),
-                               selection:  state.get('selection'),
-                               model:      state,
-                               sortable:   state.get('sortable'),
-                               search:     state.get('searchable'),
-                               filters:    state.get('filterable'),
-                               display:    state.get('displaySettings'),
-                               dragInfo:   state.get('dragInfo'),
-                               sidebar:    'errors',
-
-                               suggestedWidth:  state.get('suggestedWidth'),
-                               suggestedHeight: state.get('suggestedHeight'),
-
-                               AttachmentView: state.get('AttachmentView'),
-
-                               scrollElement: document
-                       });
-                       this.browserView.on( 'ready', _.bind( this.bindDeferred, this ) );
-
-                       this.errors = wp.Uploader.errors;
-                       this.errors.on( 'add remove reset', this.sidebarVisibility, this );
-               },
-
-               sidebarVisibility: function() {
-                       this.browserView.$( '.media-sidebar' ).toggle( !! this.errors.length );
-               },
-
-               bindDeferred: function() {
-                       if ( ! this.browserView.dfd ) {
-                               return;
-                       }
-                       this.browserView.dfd.done( _.bind( this.startHistory, this ) );
-               },
-
-               startHistory: function() {
-                       // Verify pushState support and activate
-                       if ( window.history && window.history.pushState ) {
-                               Backbone.history.start( {
-                                       root: _wpMediaGridSettings.adminUrl,
-                                       pushState: true
-                               } );
-                       }
-               }
-       });
-
-       /**
-        * A similar view to media.view.Attachment.Details
-        * for use in the Edit Attachment modal.
-        *
-        * @constructor
-        * @augments wp.media.view.Attachment.Details
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.Details.TwoColumn = media.view.Attachment.Details.extend({
-               template: media.template( 'attachment-details-two-column' ),
-
-               editAttachment: function( event ) {
-                       event.preventDefault();
-                       this.controller.content.mode( 'edit-image' );
-               },
-
-               /**
-                * Noop this from parent class, doesn't apply here.
-                */
-               toggleSelectionHandler: function() {},
-
-               render: function() {
-                       media.view.Attachment.Details.prototype.render.apply( this, arguments );
-
-                       media.mixin.removeAllPlayers();
-                       this.$( 'audio, video' ).each( function (i, elem) {
-                               var el = media.view.MediaDetails.prepareSrc( elem );
-                               new MediaElementPlayer( el, media.mixin.mejsSettings );
-                       } );
-               }
-       });
-
-       /**
-        * A router for handling the browser history and application state.
-        *
-        * @constructor
-        * @augments Backbone.Router
-        */
-       media.view.MediaFrame.Manage.Router = Backbone.Router.extend({
-               routes: {
-                       'upload.php?item=:slug':    'showItem',
-                       'upload.php?search=:query': 'search'
-               },
-
-               // Map routes against the page URL
-               baseUrl: function( url ) {
-                       return 'upload.php' + url;
-               },
-
-               // Respond to the search route by filling the search field and trigggering the input event
-               search: function( query ) {
-                       $( '#media-search-input' ).val( query ).trigger( 'input' );
-               },
-
-               // Show the modal with a specific item
-               showItem: function( query ) {
-                       var library = media.frame.state().get('library'), item;
-
-                       // Trigger the media frame to open the correct item
-                       item = library.findWhere( { id: parseInt( query, 10 ) } );
-                       if ( item ) {
-                               media.frame.trigger( 'edit:attachment', item );
-                       } else {
-                               item = media.attachment( query );
-                               media.frame.listenTo( item, 'change', function( model ) {
-                                       media.frame.stopListening( item );
-                                       media.frame.trigger( 'edit:attachment', model );
-                               } );
-                               item.fetch();
-                       }
-               }
-       });
-
-       media.view.EditImage.Details = media.view.EditImage.extend({
-               initialize: function( options ) {
-                       this.editor = window.imageEdit;
-                       this.frame = options.frame;
-                       this.controller = options.controller;
-                       media.View.prototype.initialize.apply( this, arguments );
-               },
-
-               back: function() {
-                       this.frame.content.mode( 'edit-metadata' );
-               },
-
-               save: function() {
-                       var self = this;
-
-                       this.model.fetch().done( function() {
-                               self.frame.content.mode( 'edit-metadata' );
-                       });
-               }
-       });
-
-       /**
-        * A frame for editing the details of a specific media item.
-        *
-        * Opens in a modal by default.
-        *
-        * Requires an attachment model to be passed in the options hash under `model`.
-        *
-        * @constructor
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.EditAttachments = media.view.MediaFrame.extend({
-
-               className: 'edit-attachment-frame',
-               template: media.template( 'edit-attachment-frame' ),
-               regions:   [ 'title', 'content' ],
-
-               events: {
-                       'click .left':  'previousMediaItem',
-                       'click .right': 'nextMediaItem'
-               },
-
-               initialize: function() {
-                       media.view.Frame.prototype.initialize.apply( this, arguments );
-
-                       _.defaults( this.options, {
-                               modal: true,
-                               state: 'edit-attachment'
-                       });
-
-                       this.controller = this.options.controller;
-                       this.gridRouter = this.controller.gridRouter;
-                       this.library = this.options.library;
-
-                       if ( this.options.model ) {
-                               this.model = this.options.model;
-                       }
-
-                       this.bindHandlers();
-                       this.createStates();
-                       this.createModal();
-
-                       this.title.mode( 'default' );
-                       this.toggleNav();
-               },
-
-               bindHandlers: function() {
-                       // Bind default title creation.
-                       this.on( 'title:create:default', this.createTitle, this );
-
-                       // Close the modal if the attachment is deleted.
-                       this.listenTo( this.model, 'change:status destroy', this.close, this );
-
-                       this.on( 'content:create:edit-metadata', this.editMetadataMode, this );
-                       this.on( 'content:create:edit-image', this.editImageMode, this );
-                       this.on( 'content:render:edit-image', this.editImageModeRender, this );
-                       this.on( 'close', this.detach );
-               },
-
-               createModal: function() {
-                       var self = this;
-
-                       // Initialize modal container view.
-                       if ( this.options.modal ) {
-                               this.modal = new media.view.Modal({
-                                       controller: this,
-                                       title:      this.options.title
-                               });
-
-                               this.modal.on( 'open', function () {
-                                       $( 'body' ).on( 'keydown.media-modal', _.bind( self.keyEvent, self ) );
-                               } );
-
-                               // Completely destroy the modal DOM element when closing it.
-                               this.modal.on( 'close', function() {
-                                       self.modal.remove();
-                                       $( 'body' ).off( 'keydown.media-modal' ); /* remove the keydown event */
-                                       // Restore the original focus item if possible
-                                       $( 'li.attachment[data-id="' + self.model.get( 'id' ) +'"]' ).focus();
-                                       self.resetRoute();
-                               } );
-
-                               // Set this frame as the modal's content.
-                               this.modal.content( this );
-                               this.modal.open();
-                       }
-               },
-
-               /**
-                * Add the default states to the frame.
-                */
-               createStates: function() {
-                       this.states.add([
-                               new media.controller.EditAttachmentMetadata( { model: this.model } )
-                       ]);
-               },
-
-               /**
-                * Content region rendering callback for the `edit-metadata` mode.
-                *
-                * @param {Object} contentRegion Basic object with a `view` property, which
-                *                               should be set with the proper region view.
-                */
-               editMetadataMode: function( contentRegion ) {
-                       contentRegion.view = new media.view.Attachment.Details.TwoColumn({
-                               controller: this,
-                               model:      this.model
-                       });
-
-                       /**
-                        * Attach a subview to display fields added via the
-                        * `attachment_fields_to_edit` filter.
-                        */
-                       contentRegion.view.views.set( '.attachment-compat', new media.view.AttachmentCompat({
-                               controller: this,
-                               model:      this.model
-                       }) );
-
-                       // Update browser url when navigating media details
-                       if ( this.model ) {
-                               this.gridRouter.navigate( this.gridRouter.baseUrl( '?item=' + this.model.id ) );
-                       }
-               },
-
-               /**
-                * Render the EditImage view into the frame's content region.
-                *
-                * @param {Object} contentRegion Basic object with a `view` property, which
-                *                               should be set with the proper region view.
-                */
-               editImageMode: function( contentRegion ) {
-                       var editImageController = new media.controller.EditImage( {
-                               model: this.model,
-                               frame: this
-                       } );
-                       // Noop some methods.
-                       editImageController._toolbar = function() {};
-                       editImageController._router = function() {};
-                       editImageController._menu = function() {};
-
-                       contentRegion.view = new media.view.EditImage.Details( {
-                               model: this.model,
-                               frame: this,
-                               controller: editImageController
-                       } );
-               },
-
-               editImageModeRender: function( view ) {
-                       view.on( 'ready', view.loadEditor );
-               },
-
-               toggleNav: function() {
-                       this.$('.left').toggleClass( 'disabled', ! this.hasPrevious() );
-                       this.$('.right').toggleClass( 'disabled', ! this.hasNext() );
-               },
-
-               /**
-                * Rerender the view.
-                */
-               rerender: function() {
-                       // Only rerender the `content` region.
-                       if ( this.content.mode() !== 'edit-metadata' ) {
-                               this.content.mode( 'edit-metadata' );
-                       } else {
-                               this.content.render();
-                       }
-
-                       this.toggleNav();
-               },
-
-               /**
-                * Click handler to switch to the previous media item.
-                */
-               previousMediaItem: function() {
-                       if ( ! this.hasPrevious() ) {
-                               this.$( '.left' ).blur();
-                               return;
-                       }
-                       this.model = this.library.at( this.getCurrentIndex() - 1 );
-                       this.rerender();
-                       this.$( '.left' ).focus();
-               },
-
-               /**
-                * Click handler to switch to the next media item.
-                */
-               nextMediaItem: function() {
-                       if ( ! this.hasNext() ) {
-                               this.$( '.right' ).blur();
-                               return;
-                       }
-                       this.model = this.library.at( this.getCurrentIndex() + 1 );
-                       this.rerender();
-                       this.$( '.right' ).focus();
-               },
-
-               getCurrentIndex: function() {
-                       return this.library.indexOf( this.model );
-               },
-
-               hasNext: function() {
-                       return ( this.getCurrentIndex() + 1 ) < this.library.length;
-               },
-
-               hasPrevious: function() {
-                       return ( this.getCurrentIndex() - 1 ) > -1;
-               },
-               /**
-                * Respond to the keyboard events: right arrow, left arrow, except when
-                * focus is in a textarea or input field.
-                */
-               keyEvent: function( event ) {
-                       if ( ( 'INPUT' === event.target.nodeName || 'TEXTAREA' === event.target.nodeName ) && ! ( event.target.readOnly || event.target.disabled ) ) {
-                               return;
-                       }
-
-                       // The right arrow key
-                       if ( 39 === event.keyCode ) {
-                               this.nextMediaItem();
-                       }
-                       // The left arrow key
-                       if ( 37 === event.keyCode ) {
-                               this.previousMediaItem();
-                       }
-               },
-
-               resetRoute: function() {
-                       this.gridRouter.navigate( this.gridRouter.baseUrl( '' ) );
-               }
-       });
-
-       media.view.SelectModeToggleButton = media.view.Button.extend({
-               initialize: function() {
-                       media.view.Button.prototype.initialize.apply( this, arguments );
-                       this.listenTo( this.controller, 'select:activate select:deactivate', this.toggleBulkEditHandler );
-                       this.listenTo( this.controller, 'selection:action:done', this.back );
-               },
-
-               back: function () {
-                       this.controller.deactivateMode( 'select' ).activateMode( 'edit' );
-               },
-
-               click: function() {
-                       media.view.Button.prototype.click.apply( this, arguments );
-                       if ( this.controller.isModeActive( 'select' ) ) {
-                               this.back();
-                       } else {
-                               this.controller.deactivateMode( 'edit' ).activateMode( 'select' );
-                       }
-               },
-
-               render: function() {
-                       media.view.Button.prototype.render.apply( this, arguments );
-                       this.$el.addClass( 'select-mode-toggle-button' );
-                       return this;
-               },
-
-               toggleBulkEditHandler: function() {
-                       var toolbar = this.controller.content.get().toolbar, children;
-
-                       children = toolbar.$( '.media-toolbar-secondary > *, .media-toolbar-primary > *');
-
-                       // TODO: the Frame should be doing all of this.
-                       if ( this.controller.isModeActive( 'select' ) ) {
-                               this.model.set( 'text', l10n.cancelSelection );
-                               children.not( '.media-button' ).hide();
-                               this.$el.show();
-                               toolbar.$( '.delete-selected-button' ).removeClass( 'hidden' );
-                       } else {
-                               this.model.set( 'text', l10n.bulkSelect );
-                               this.controller.content.get().$el.removeClass( 'fixed' );
-                               toolbar.$el.css( 'width', '' );
-                               toolbar.$( '.delete-selected-button' ).addClass( 'hidden' );
-                               children.not( '.spinner, .media-button' ).show();
-                               this.controller.state().get( 'selection' ).reset();
-                       }
-               }
-       });
-
-       /**
-        * A button that handles bulk Delete/Trash logic
-        *
-        * @constructor
-        * @augments wp.media.view.Button
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.DeleteSelectedButton = media.view.Button.extend({
-               initialize: function() {
-                       media.view.Button.prototype.initialize.apply( this, arguments );
-                       if ( this.options.filters ) {
-                               this.listenTo( this.options.filters.model, 'change', this.filterChange );
-                       }
-                       this.listenTo( this.controller, 'selection:toggle', this.toggleDisabled );
-               },
-
-               filterChange: function( model ) {
-                       if ( 'trash' === model.get( 'status' ) ) {
-                               this.model.set( 'text', l10n.untrashSelected );
-                       } else if ( media.view.settings.mediaTrash ) {
-                               this.model.set( 'text', l10n.trashSelected );
-                       } else {
-                               this.model.set( 'text', l10n.deleteSelected );
-                       }
-               },
-
-               toggleDisabled: function() {
-                       this.model.set( 'disabled', ! this.controller.state().get( 'selection' ).length );
-               },
-
-               render: function() {
-                       media.view.Button.prototype.render.apply( this, arguments );
-                       if ( this.controller.isModeActive( 'select' ) ) {
-                               this.$el.addClass( 'delete-selected-button' );
-                       } else {
-                               this.$el.addClass( 'delete-selected-button hidden' );
-                       }
-                       this.toggleDisabled();
-                       return this;
-               }
-       });
-
-       /**
-        * When MEDIA_TRASH is true, a button that handles bulk Delete Permanently logic
-        *
-        * @constructor
-        * @augments wp.media.view.DeleteSelectedButton
-        * @augments wp.media.view.Button
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.DeleteSelectedPermanentlyButton = media.view.DeleteSelectedButton.extend({
-               initialize: function() {
-                       media.view.DeleteSelectedButton.prototype.initialize.apply( this, arguments );
-                       this.listenTo( this.controller, 'select:activate', this.selectActivate );
-                       this.listenTo( this.controller, 'select:deactivate', this.selectDeactivate );
-               },
-
-               filterChange: function( model ) {
-                       this.canShow = ( 'trash' === model.get( 'status' ) );
-               },
-
-               selectActivate: function() {
-                       this.toggleDisabled();
-                       this.$el.toggleClass( 'hidden', ! this.canShow );
-               },
-
-               selectDeactivate: function() {
-                       this.toggleDisabled();
-                       this.$el.addClass( 'hidden' );
-               },
-
-               render: function() {
-                       media.view.Button.prototype.render.apply( this, arguments );
-                       this.selectActivate();
-                       return this;
-               }
-       });
-
-}(jQuery, _, Backbone, wp));
</del></span></pre></div>
<a id="trunksrcwpincludesjsmediamodelsjs"></a>
<div class="delfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Deleted: trunk/src/wp-includes/js/media-models.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/js/media-models.js  2015-02-10 07:52:38 UTC (rev 31404)
+++ trunk/src/wp-includes/js/media-models.js    2015-02-10 22:44:09 UTC (rev 31405)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,1456 +0,0 @@
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/* global _wpMediaModelsL10n:false */
-window.wp = window.wp || {};
-
-(function($){
-       var Attachment, Attachments, Query, PostImage, compare, l10n, media;
-
-       /**
-        * Create and return a media frame.
-        *
-        * Handles the default media experience.
-        *
-        * @param  {object} attributes The properties passed to the main media controller.
-        * @return {wp.media.view.MediaFrame} A media workflow.
-        */
-       media = wp.media = function( attributes ) {
-               var MediaFrame = media.view.MediaFrame,
-                       frame;
-
-               if ( ! MediaFrame ) {
-                       return;
-               }
-
-               attributes = _.defaults( attributes || {}, {
-                       frame: 'select'
-               });
-
-               if ( 'select' === attributes.frame && MediaFrame.Select ) {
-                       frame = new MediaFrame.Select( attributes );
-               } else if ( 'post' === attributes.frame && MediaFrame.Post ) {
-                       frame = new MediaFrame.Post( attributes );
-               } else if ( 'manage' === attributes.frame && MediaFrame.Manage ) {
-                       frame = new MediaFrame.Manage( attributes );
-               } else if ( 'image' === attributes.frame && MediaFrame.ImageDetails ) {
-                       frame = new MediaFrame.ImageDetails( attributes );
-               } else if ( 'audio' === attributes.frame && MediaFrame.AudioDetails ) {
-                       frame = new MediaFrame.AudioDetails( attributes );
-               } else if ( 'video' === attributes.frame && MediaFrame.VideoDetails ) {
-                       frame = new MediaFrame.VideoDetails( attributes );
-               } else if ( 'edit-attachments' === attributes.frame && MediaFrame.EditAttachments ) {
-                       frame = new MediaFrame.EditAttachments( attributes );
-               }
-
-               delete attributes.frame;
-
-               media.frame = frame;
-
-               return frame;
-       };
-
-       _.extend( media, { model: {}, view: {}, controller: {}, frames: {} });
-
-       // Link any localized strings.
-       l10n = media.model.l10n = typeof _wpMediaModelsL10n === 'undefined' ? {} : _wpMediaModelsL10n;
-
-       // Link any settings.
-       media.model.settings = l10n.settings || {};
-       delete l10n.settings;
-
-       /**
-        * ========================================================================
-        * UTILITIES
-        * ========================================================================
-        */
-
-       /**
-        * A basic equality comparator for Backbone models.
-        *
-        * Used to order models within a collection - @see wp.media.model.Attachments.comparator().
-        *
-        * @param  {mixed}  a  The primary parameter to compare.
-        * @param  {mixed}  b  The primary parameter to compare.
-        * @param  {string} ac The fallback parameter to compare, a's cid.
-        * @param  {string} bc The fallback parameter to compare, b's cid.
-        * @return {number}    -1: a should come before b.
-        *                      0: a and b are of the same rank.
-        *                      1: b should come before a.
-        */
-       compare = function( a, b, ac, bc ) {
-               if ( _.isEqual( a, b ) ) {
-                       return ac === bc ? 0 : (ac > bc ? -1 : 1);
-               } else {
-                       return a > b ? -1 : 1;
-               }
-       };
-
-       _.extend( media, {
-               /**
-                * media.template( id )
-                *
-                * Fetch a JavaScript template for an id, and return a templating function for it.
-                *
-                * See wp.template() in `wp-includes/js/wp-util.js`.
-                *
-                * @borrows wp.template as template
-                */
-               template: wp.template,
-
-               /**
-                * media.post( [action], [data] )
-                *
-                * Sends a POST request to WordPress.
-                * See wp.ajax.post() in `wp-includes/js/wp-util.js`.
-                *
-                * @borrows wp.ajax.post as post
-                */
-               post: wp.ajax.post,
-
-               /**
-                * media.ajax( [action], [options] )
-                *
-                * Sends an XHR request to WordPress.
-                * See wp.ajax.send() in `wp-includes/js/wp-util.js`.
-                *
-                * @borrows wp.ajax.send as ajax
-                */
-               ajax: wp.ajax.send,
-
-               /**
-                * Scales a set of dimensions to fit within bounding dimensions.
-                *
-                * @param {Object} dimensions
-                * @returns {Object}
-                */
-               fit: function( dimensions ) {
-                       var width     = dimensions.width,
-                               height    = dimensions.height,
-                               maxWidth  = dimensions.maxWidth,
-                               maxHeight = dimensions.maxHeight,
-                               constraint;
-
-                       // Compare ratios between the two values to determine which
-                       // max to constrain by. If a max value doesn't exist, then the
-                       // opposite side is the constraint.
-                       if ( ! _.isUndefined( maxWidth ) && ! _.isUndefined( maxHeight ) ) {
-                               constraint = ( width / height > maxWidth / maxHeight ) ? 'width' : 'height';
-                       } else if ( _.isUndefined( maxHeight ) ) {
-                               constraint = 'width';
-                       } else if (  _.isUndefined( maxWidth ) && height > maxHeight ) {
-                               constraint = 'height';
-                       }
-
-                       // If the value of the constrained side is larger than the max,
-                       // then scale the values. Otherwise return the originals; they fit.
-                       if ( 'width' === constraint && width > maxWidth ) {
-                               return {
-                                       width : maxWidth,
-                                       height: Math.round( maxWidth * height / width )
-                               };
-                       } else if ( 'height' === constraint && height > maxHeight ) {
-                               return {
-                                       width : Math.round( maxHeight * width / height ),
-                                       height: maxHeight
-                               };
-                       } else {
-                               return {
-                                       width : width,
-                                       height: height
-                               };
-                       }
-               },
-               /**
-                * Truncates a string by injecting an ellipsis into the middle.
-                * Useful for filenames.
-                *
-                * @param {String} string
-                * @param {Number} [length=30]
-                * @param {String} [replacement=&hellip;]
-                * @returns {String} The string, unless length is greater than string.length.
-                */
-               truncate: function( string, length, replacement ) {
-                       length = length || 30;
-                       replacement = replacement || '&hellip;';
-
-                       if ( string.length <= length ) {
-                               return string;
-                       }
-
-                       return string.substr( 0, length / 2 ) + replacement + string.substr( -1 * length / 2 );
-               }
-       });
-
-       /**
-        * ========================================================================
-        * MODELS
-        * ========================================================================
-        */
-       /**
-        * wp.media.attachment
-        *
-        * @static
-        * @param {String} id A string used to identify a model.
-        * @returns {wp.media.model.Attachment}
-        */
-       media.attachment = function( id ) {
-               return Attachment.get( id );
-       };
-
-       /**
-        * wp.media.model.Attachment
-        *
-        * @class
-        * @augments Backbone.Model
-        */
-       Attachment = media.model.Attachment = Backbone.Model.extend({
-               /**
-                * Triggered when attachment details change
-                * Overrides Backbone.Model.sync
-                *
-                * @param {string} method
-                * @param {wp.media.model.Attachment} model
-                * @param {Object} [options={}]
-                *
-                * @returns {Promise}
-                */
-               sync: function( method, model, options ) {
-                       // If the attachment does not yet have an `id`, return an instantly
-                       // rejected promise. Otherwise, all of our requests will fail.
-                       if ( _.isUndefined( this.id ) ) {
-                               return $.Deferred().rejectWith( this ).promise();
-                       }
-
-                       // Overload the `read` request so Attachment.fetch() functions correctly.
-                       if ( 'read' === method ) {
-                               options = options || {};
-                               options.context = this;
-                               options.data = _.extend( options.data || {}, {
-                                       action: 'get-attachment',
-                                       id: this.id
-                               });
-                               return media.ajax( options );
-
-                       // Overload the `update` request so properties can be saved.
-                       } else if ( 'update' === method ) {
-                               // If we do not have the necessary nonce, fail immeditately.
-                               if ( ! this.get('nonces') || ! this.get('nonces').update ) {
-                                       return $.Deferred().rejectWith( this ).promise();
-                               }
-
-                               options = options || {};
-                               options.context = this;
-
-                               // Set the action and ID.
-                               options.data = _.extend( options.data || {}, {
-                                       action:  'save-attachment',
-                                       id:      this.id,
-                                       nonce:   this.get('nonces').update,
-                                       post_id: media.model.settings.post.id
-                               });
-
-                               // Record the values of the changed attributes.
-                               if ( model.hasChanged() ) {
-                                       options.data.changes = {};
-
-                                       _.each( model.changed, function( value, key ) {
-                                               options.data.changes[ key ] = this.get( key );
-                                       }, this );
-                               }
-
-                               return media.ajax( options );
-
-                       // Overload the `delete` request so attachments can be removed.
-                       // This will permanently delete an attachment.
-                       } else if ( 'delete' === method ) {
-                               options = options || {};
-
-                               if ( ! options.wait ) {
-                                       this.destroyed = true;
-                               }
-
-                               options.context = this;
-                               options.data = _.extend( options.data || {}, {
-                                       action:   'delete-post',
-                                       id:       this.id,
-                                       _wpnonce: this.get('nonces')['delete']
-                               });
-
-                               return media.ajax( options ).done( function() {
-                                       this.destroyed = true;
-                               }).fail( function() {
-                                       this.destroyed = false;
-                               });
-
-                       // Otherwise, fall back to `Backbone.sync()`.
-                       } else {
-                               /**
-                                * Call `sync` directly on Backbone.Model
-                                */
-                               return Backbone.Model.prototype.sync.apply( this, arguments );
-                       }
-               },
-               /**
-                * Convert date strings into Date objects.
-                *
-                * @param {Object} resp The raw response object, typically returned by fetch()
-                * @returns {Object} The modified response object, which is the attributes hash
-                *    to be set on the model.
-                */
-               parse: function( resp ) {
-                       if ( ! resp ) {
-                               return resp;
-                       }
-
-                       resp.date = new Date( resp.date );
-                       resp.modified = new Date( resp.modified );
-                       return resp;
-               },
-               /**
-                * @param {Object} data The properties to be saved.
-                * @param {Object} options Sync options. e.g. patch, wait, success, error.
-                *
-                * @this Backbone.Model
-                *
-                * @returns {Promise}
-                */
-               saveCompat: function( data, options ) {
-                       var model = this;
-
-                       // If we do not have the necessary nonce, fail immeditately.
-                       if ( ! this.get('nonces') || ! this.get('nonces').update ) {
-                               return $.Deferred().rejectWith( this ).promise();
-                       }
-
-                       return media.post( 'save-attachment-compat', _.defaults({
-                               id:      this.id,
-                               nonce:   this.get('nonces').update,
-                               post_id: media.model.settings.post.id
-                       }, data ) ).done( function( resp, status, xhr ) {
-                               model.set( model.parse( resp, xhr ), options );
-                       });
-               }
-       }, {
-               /**
-                * Create a new model on the static 'all' attachments collection and return it.
-                *
-                * @static
-                * @param {Object} attrs
-                * @returns {wp.media.model.Attachment}
-                */
-               create: function( attrs ) {
-                       return Attachments.all.push( attrs );
-               },
-               /**
-                * Create a new model on the static 'all' attachments collection and return it.
-                *
-                * If this function has already been called for the id,
-                * it returns the specified attachment.
-                *
-                * @static
-                * @param {string} id A string used to identify a model.
-                * @param {Backbone.Model|undefined} attachment
-                * @returns {wp.media.model.Attachment}
-                */
-               get: _.memoize( function( id, attachment ) {
-                       return Attachments.all.push( attachment || { id: id } );
-               })
-       });
-
-       /**
-        * wp.media.model.PostImage
-        *
-        * An instance of an image that's been embedded into a post.
-        *
-        * Used in the embedded image attachment display settings modal - @see wp.media.view.MediaFrame.ImageDetails.
-        *
-        * @class
-        * @augments Backbone.Model
-        *
-        * @param {int} [attributes]               Initial model attributes.
-        * @param {int} [attributes.attachment_id] ID of the attachment.
-        **/
-       PostImage = media.model.PostImage = Backbone.Model.extend({
-
-               initialize: function( attributes ) {
-                       this.attachment = false;
-
-                       if ( attributes.attachment_id ) {
-                               this.attachment = Attachment.get( attributes.attachment_id );
-                               if ( this.attachment.get( 'url' ) ) {
-                                       this.dfd = $.Deferred();
-                                       this.dfd.resolve();
-                               } else {
-                                       this.dfd = this.attachment.fetch();
-                               }
-                               this.bindAttachmentListeners();
-                       }
-
-                       // keep url in sync with changes to the type of link
-                       this.on( 'change:link', this.updateLinkUrl, this );
-                       this.on( 'change:size', this.updateSize, this );
-
-                       this.setLinkTypeFromUrl();
-                       this.setAspectRatio();
-
-                       this.set( 'originalUrl', attributes.url );
-               },
-
-               bindAttachmentListeners: function() {
-                       this.listenTo( this.attachment, 'sync', this.setLinkTypeFromUrl );
-                       this.listenTo( this.attachment, 'sync', this.setAspectRatio );
-                       this.listenTo( this.attachment, 'change', this.updateSize );
-               },
-
-               changeAttachment: function( attachment, props ) {
-                       this.stopListening( this.attachment );
-                       this.attachment = attachment;
-                       this.bindAttachmentListeners();
-
-                       this.set( 'attachment_id', this.attachment.get( 'id' ) );
-                       this.set( 'caption', this.attachment.get( 'caption' ) );
-                       this.set( 'alt', this.attachment.get( 'alt' ) );
-                       this.set( 'size', props.get( 'size' ) );
-                       this.set( 'align', props.get( 'align' ) );
-                       this.set( 'link', props.get( 'link' ) );
-                       this.updateLinkUrl();
-                       this.updateSize();
-               },
-
-               setLinkTypeFromUrl: function() {
-                       var linkUrl = this.get( 'linkUrl' ),
-                               type;
-
-                       if ( ! linkUrl ) {
-                               this.set( 'link', 'none' );
-                               return;
-                       }
-
-                       // default to custom if there is a linkUrl
-                       type = 'custom';
-
-                       if ( this.attachment ) {
-                               if ( this.attachment.get( 'url' ) === linkUrl ) {
-                                       type = 'file';
-                               } else if ( this.attachment.get( 'link' ) === linkUrl ) {
-                                       type = 'post';
-                               }
-                       } else {
-                               if ( this.get( 'url' ) === linkUrl ) {
-                                       type = 'file';
-                               }
-                       }
-
-                       this.set( 'link', type );
-               },
-
-               updateLinkUrl: function() {
-                       var link = this.get( 'link' ),
-                               url;
-
-                       switch( link ) {
-                               case 'file':
-                                       if ( this.attachment ) {
-                                               url = this.attachment.get( 'url' );
-                                       } else {
-                                               url = this.get( 'url' );
-                                       }
-                                       this.set( 'linkUrl', url );
-                                       break;
-                               case 'post':
-                                       this.set( 'linkUrl', this.attachment.get( 'link' ) );
-                                       break;
-                               case 'none':
-                                       this.set( 'linkUrl', '' );
-                                       break;
-                       }
-               },
-
-               updateSize: function() {
-                       var size;
-
-                       if ( ! this.attachment ) {
-                               return;
-                       }
-
-                       if ( this.get( 'size' ) === 'custom' ) {
-                               this.set( 'width', this.get( 'customWidth' ) );
-                               this.set( 'height', this.get( 'customHeight' ) );
-                               this.set( 'url', this.get( 'originalUrl' ) );
-                               return;
-                       }
-
-                       size = this.attachment.get( 'sizes' )[ this.get( 'size' ) ];
-
-                       if ( ! size ) {
-                               return;
-                       }
-
-                       this.set( 'url', size.url );
-                       this.set( 'width', size.width );
-                       this.set( 'height', size.height );
-               },
-
-               setAspectRatio: function() {
-                       var full;
-
-                       if ( this.attachment && this.attachment.get( 'sizes' ) ) {
-                               full = this.attachment.get( 'sizes' ).full;
-
-                               if ( full ) {
-                                       this.set( 'aspectRatio', full.width / full.height );
-                                       return;
-                               }
-                       }
-
-                       this.set( 'aspectRatio', this.get( 'customWidth' ) / this.get( 'customHeight' ) );
-               }
-       });
-
-       /**
-        * wp.media.model.Attachments
-        *
-        * A collection of attachments.
-        *
-        * This collection has no persistence with the server without supplying
-        * 'options.props.query = true', which will mirror the collection
-        * to an Attachments Query collection - @see wp.media.model.Attachments.mirror().
-        *
-        * @class
-        * @augments Backbone.Collection
-        *
-        * @param {array}  [models]                Models to initialize with the collection.
-        * @param {object} [options]               Options hash for the collection.
-        * @param {string} [options.props]         Options hash for the initial query properties.
-        * @param {string} [options.props.order]   Initial order (ASC or DESC) for the collection.
-        * @param {string} [options.props.orderby] Initial attribute key to order the collection by.
-        * @param {string} [options.props.query]   Whether the collection is linked to an attachments query.
-        * @param {string} [options.observe]
-        * @param {string} [options.filters]
-        *
-        */
-       Attachments = media.model.Attachments = Backbone.Collection.extend({
-               /**
-                * @type {wp.media.model.Attachment}
-                */
-               model: Attachment,
-               /**
-                * @param {Array} [models=[]] Array of models used to populate the collection.
-                * @param {Object} [options={}]
-                */
-               initialize: function( models, options ) {
-                       options = options || {};
-
-                       this.props   = new Backbone.Model();
-                       this.filters = options.filters || {};
-
-                       // Bind default `change` events to the `props` model.
-                       this.props.on( 'change', this._changeFilteredProps, this );
-
-                       this.props.on( 'change:order',   this._changeOrder,   this );
-                       this.props.on( 'change:orderby', this._changeOrderby, this );
-                       this.props.on( 'change:query',   this._changeQuery,   this );
-
-                       this.props.set( _.defaults( options.props || {} ) );
-
-                       if ( options.observe ) {
-                               this.observe( options.observe );
-                       }
-               },
-               /**
-                * Sort the collection when the order attribute changes.
-                *
-                * @access private
-                */
-               _changeOrder: function() {
-                       if ( this.comparator ) {
-                               this.sort();
-                       }
-               },
-               /**
-                * Set the default comparator only when the `orderby` property is set.
-                *
-                * @access private
-                *
-                * @param {Backbone.Model} model
-                * @param {string} orderby
-                */
-               _changeOrderby: function( model, orderby ) {
-                       // If a different comparator is defined, bail.
-                       if ( this.comparator && this.comparator !== Attachments.comparator ) {
-                               return;
-                       }
-
-                       if ( orderby && 'post__in' !== orderby ) {
-                               this.comparator = Attachments.comparator;
-                       } else {
-                               delete this.comparator;
-                       }
-               },
-               /**
-                * If the `query` property is set to true, query the server using
-                * the `props` values, and sync the results to this collection.
-                *
-                * @access private
-                *
-                * @param {Backbone.Model} model
-                * @param {Boolean} query
-                */
-               _changeQuery: function( model, query ) {
-                       if ( query ) {
-                               this.props.on( 'change', this._requery, this );
-                               this._requery();
-                       } else {
-                               this.props.off( 'change', this._requery, this );
-                       }
-               },
-               /**
-                * @access private
-                *
-                * @param {Backbone.Model} model
-                */
-               _changeFilteredProps: function( model ) {
-                       // If this is a query, updating the collection will be handled by
-                       // `this._requery()`.
-                       if ( this.props.get('query') ) {
-                               return;
-                       }
-
-                       var changed = _.chain( model.changed ).map( function( t, prop ) {
-                               var filter = Attachments.filters[ prop ],
-                                       term = model.get( prop );
-
-                               if ( ! filter ) {
-                                       return;
-                               }
-
-                               if ( term && ! this.filters[ prop ] ) {
-                                       this.filters[ prop ] = filter;
-                               } else if ( ! term && this.filters[ prop ] === filter ) {
-                                       delete this.filters[ prop ];
-                               } else {
-                                       return;
-                               }
-
-                               // Record the change.
-                               return true;
-                       }, this ).any().value();
-
-                       if ( ! changed ) {
-                               return;
-                       }
-
-                       // If no `Attachments` model is provided to source the searches
-                       // from, then automatically generate a source from the existing
-                       // models.
-                       if ( ! this._source ) {
-                               this._source = new Attachments( this.models );
-                       }
-
-                       this.reset( this._source.filter( this.validator, this ) );
-               },
-
-               validateDestroyed: false,
-               /**
-                * Checks whether an attachment is valid.
-                *
-                * @param {wp.media.model.Attachment} attachment
-                * @returns {Boolean}
-                */
-               validator: function( attachment ) {
-                       if ( ! this.validateDestroyed && attachment.destroyed ) {
-                               return false;
-                       }
-                       return _.all( this.filters, function( filter ) {
-                               return !! filter.call( this, attachment );
-                       }, this );
-               },
-               /**
-                * Add or remove an attachment to the collection depending on its validity.
-                *
-                * @param {wp.media.model.Attachment} attachment
-                * @param {Object} options
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               validate: function( attachment, options ) {
-                       var valid = this.validator( attachment ),
-                               hasAttachment = !! this.get( attachment.cid );
-
-                       if ( ! valid && hasAttachment ) {
-                               this.remove( attachment, options );
-                       } else if ( valid && ! hasAttachment ) {
-                               this.add( attachment, options );
-                       }
-
-                       return this;
-               },
-
-               /**
-                * Add or remove all attachments from another collection depending on each one's validity.
-                *
-                * @param {wp.media.model.Attachments} attachments
-                * @param {object} [options={}]
-                *
-                * @fires wp.media.model.Attachments#reset
-                *
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               validateAll: function( attachments, options ) {
-                       options = options || {};
-
-                       _.each( attachments.models, function( attachment ) {
-                               this.validate( attachment, { silent: true });
-                       }, this );
-
-                       if ( ! options.silent ) {
-                               this.trigger( 'reset', this, options );
-                       }
-                       return this;
-               },
-               /**
-                * Start observing another attachments collection change events
-                * and replicate them on this collection.
-                *
-                * @param {wp.media.model.Attachments} The attachments collection to observe.
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining.
-                */
-               observe: function( attachments ) {
-                       this.observers = this.observers || [];
-                       this.observers.push( attachments );
-
-                       attachments.on( 'add change remove', this._validateHandler, this );
-                       attachments.on( 'reset', this._validateAllHandler, this );
-                       this.validateAll( attachments );
-                       return this;
-               },
-               /**
-                * Stop replicating collection change events from another attachments collection.
-                *
-                * @param {wp.media.model.Attachments} The attachments collection to stop observing.
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               unobserve: function( attachments ) {
-                       if ( attachments ) {
-                               attachments.off( null, null, this );
-                               this.observers = _.without( this.observers, attachments );
-
-                       } else {
-                               _.each( this.observers, function( attachments ) {
-                                       attachments.off( null, null, this );
-                               }, this );
-                               delete this.observers;
-                       }
-
-                       return this;
-               },
-               /**
-                * @access private
-                *
-                * @param {wp.media.model.Attachments} attachment
-                * @param {wp.media.model.Attachments} attachments
-                * @param {Object} options
-                *
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               _validateHandler: function( attachment, attachments, options ) {
-                       // If we're not mirroring this `attachments` collection,
-                       // only retain the `silent` option.
-                       options = attachments === this.mirroring ? options : {
-                               silent: options && options.silent
-                       };
-
-                       return this.validate( attachment, options );
-               },
-               /**
-                * @access private
-                *
-                * @param {wp.media.model.Attachments} attachments
-                * @param {Object} options
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               _validateAllHandler: function( attachments, options ) {
-                       return this.validateAll( attachments, options );
-               },
-               /**
-                * Start mirroring another attachments collection, clearing out any models already
-                * in the collection.
-                *
-                * @param {wp.media.model.Attachments} The attachments collection to mirror.
-                * @returns {wp.media.model.Attachments} Returns itself to allow chaining
-                */
-               mirror: function( attachments ) {
-                       if ( this.mirroring && this.mirroring === attachments ) {
-                               return this;
-                       }
-
-                       this.unmirror();
-                       this.mirroring = attachments;
-
-                       // Clear the collection silently. A `reset` event will be fired
-                       // when `observe()` calls `validateAll()`.
-                       this.reset( [], { silent: true } );
-                       this.observe( attachments );
-
-                       return this;
-               },
-               /**
-                * Stop mirroring another attachments collection.
-                */
-               unmirror: function() {
-                       if ( ! this.mirroring ) {
-                               return;
-                       }
-
-                       this.unobserve( this.mirroring );
-                       delete this.mirroring;
-               },
-               /**
-                * Retrive more attachments from the server for the collection.
-                *
-                * Only works if the collection is mirroring a Query Attachments collection,
-                * and forwards to its `more` method. This collection class doesn't have
-                * server persistence by itself.
-                *
-                * @param {object} options
-                * @returns {Promise}
-                */
-               more: function( options ) {
-                       var deferred = $.Deferred(),
-                               mirroring = this.mirroring,
-                               attachments = this;
-
-                       if ( ! mirroring || ! mirroring.more ) {
-                               return deferred.resolveWith( this ).promise();
-                       }
-                       // If we're mirroring another collection, forward `more` to
-                       // the mirrored collection. Account for a race condition by
-                       // checking if we're still mirroring that collection when
-                       // the request resolves.
-                       mirroring.more( options ).done( function() {
-                               if ( this === attachments.mirroring )
-                                       deferred.resolveWith( this );
-                       });
-
-                       return deferred.promise();
-               },
-               /**
-                * Whether there are more attachments that haven't been sync'd from the server
-                * that match the collection's query.
-                *
-                * Only works if the collection is mirroring a Query Attachments collection,
-                * and forwards to its `hasMore` method. This collection class doesn't have
-                * server persistence by itself.
-                *
-                * @returns {boolean}
-                */
-               hasMore: function() {
-                       return this.mirroring ? this.mirroring.hasMore() : false;
-               },
-               /**
-                * A custom AJAX-response parser.
-                *
-                * See trac ticket #24753
-                *
-                * @param {Object|Array} resp The raw response Object/Array.
-                * @param {Object} xhr
-                * @returns {Array} The array of model attributes to be added to the collection
-                */
-               parse: function( resp, xhr ) {
-                       if ( ! _.isArray( resp ) ) {
-                               resp = [resp];
-                       }
-
-                       return _.map( resp, function( attrs ) {
-                               var id, attachment, newAttributes;
-
-                               if ( attrs instanceof Backbone.Model ) {
-                                       id = attrs.get( 'id' );
-                                       attrs = attrs.attributes;
-                               } else {
-                                       id = attrs.id;
-                               }
-
-                               attachment = Attachment.get( id );
-                               newAttributes = attachment.parse( attrs, xhr );
-
-                               if ( ! _.isEqual( attachment.attributes, newAttributes ) ) {
-                                       attachment.set( newAttributes );
-                               }
-
-                               return attachment;
-                       });
-               },
-               /**
-                * If the collection is a query, create and mirror an Attachments Query collection.
-                *
-                * @access private
-                */
-               _requery: function( refresh ) {
-                       var props;
-                       if ( this.props.get('query') ) {
-                               props = this.props.toJSON();
-                               props.cache = ( true !== refresh );
-                               this.mirror( Query.get( props ) );
-                       }
-               },
-               /**
-                * If this collection is sorted by `menuOrder`, recalculates and saves
-                * the menu order to the database.
-                *
-                * @returns {undefined|Promise}
-                */
-               saveMenuOrder: function() {
-                       if ( 'menuOrder' !== this.props.get('orderby') ) {
-                               return;
-                       }
-
-                       // Removes any uploading attachments, updates each attachment's
-                       // menu order, and returns an object with an { id: menuOrder }
-                       // mapping to pass to the request.
-                       var attachments = this.chain().filter( function( attachment ) {
-                               return ! _.isUndefined( attachment.id );
-                       }).map( function( attachment, index ) {
-                               // Indices start at 1.
-                               index = index + 1;
-                               attachment.set( 'menuOrder', index );
-                               return [ attachment.id, index ];
-                       }).object().value();
-
-                       if ( _.isEmpty( attachments ) ) {
-                               return;
-                       }
-
-                       return media.post( 'save-attachment-order', {
-                               nonce:       media.model.settings.post.nonce,
-                               post_id:     media.model.settings.post.id,
-                               attachments: attachments
-                       });
-               }
-       }, {
-               /**
-                * A function to compare two attachment models in an attachments collection.
-                *
-                * Used as the default comparator for instances of wp.media.model.Attachments
-                * and its subclasses. @see wp.media.model.Attachments._changeOrderby().
-                *
-                * @static
-                *
-                * @param {Backbone.Model} a
-                * @param {Backbone.Model} b
-                * @param {Object} options
-                * @returns {Number} -1 if the first model should come before the second,
-                *    0 if they are of the same rank and
-                *    1 if the first model should come after.
-                */
-               comparator: function( a, b, options ) {
-                       var key   = this.props.get('orderby'),
-                               order = this.props.get('order') || 'DESC',
-                               ac    = a.cid,
-                               bc    = b.cid;
-
-                       a = a.get( key );
-                       b = b.get( key );
-
-                       if ( 'date' === key || 'modified' === key ) {
-                               a = a || new Date();
-                               b = b || new Date();
-                       }
-
-                       // If `options.ties` is set, don't enforce the `cid` tiebreaker.
-                       if ( options && options.ties ) {
-                               ac = bc = null;
-                       }
-
-                       return ( 'DESC' === order ) ? compare( a, b, ac, bc ) : compare( b, a, bc, ac );
-               },
-               /**
-                * @namespace
-                */
-               filters: {
-                       /**
-                        * @static
-                        * Note that this client-side searching is *not* equivalent
-                        * to our server-side searching.
-                        *
-                        * @param {wp.media.model.Attachment} attachment
-                        *
-                        * @this wp.media.model.Attachments
-                        *
-                        * @returns {Boolean}
-                        */
-                       search: function( attachment ) {
-                               if ( ! this.props.get('search') ) {
-                                       return true;
-                               }
-
-                               return _.any(['title','filename','description','caption','name'], function( key ) {
-                                       var value = attachment.get( key );
-                                       return value && -1 !== value.search( this.props.get('search') );
-                               }, this );
-                       },
-                       /**
-                        * @static
-                        * @param {wp.media.model.Attachment} attachment
-                        *
-                        * @this wp.media.model.Attachments
-                        *
-                        * @returns {Boolean}
-                        */
-                       type: function( attachment ) {
-                               var type = this.props.get('type');
-                               return ! type || -1 !== type.indexOf( attachment.get('type') );
-                       },
-                       /**
-                        * @static
-                        * @param {wp.media.model.Attachment} attachment
-                        *
-                        * @this wp.media.model.Attachments
-                        *
-                        * @returns {Boolean}
-                        */
-                       uploadedTo: function( attachment ) {
-                               var uploadedTo = this.props.get('uploadedTo');
-                               if ( _.isUndefined( uploadedTo ) ) {
-                                       return true;
-                               }
-
-                               return uploadedTo === attachment.get('uploadedTo');
-                       },
-                       /**
-                        * @static
-                        * @param {wp.media.model.Attachment} attachment
-                        *
-                        * @this wp.media.model.Attachments
-                        *
-                        * @returns {Boolean}
-                        */
-                       status: function( attachment ) {
-                               var status = this.props.get('status');
-                               if ( _.isUndefined( status ) ) {
-                                       return true;
-                               }
-
-                               return status === attachment.get('status');
-                       }
-               }
-       });
-
-       /**
-        * A collection of all attachments that have been fetched from the server.
-        *
-        * @static
-        * @member {wp.media.model.Attachments}
-        */
-       Attachments.all = new Attachments();
-
-       /**
-        * wp.media.query
-        *
-        * Shorthand for creating a new Attachments Query.
-        *
-        * @param {object} [props]
-        * @returns {wp.media.model.Attachments}
-        */
-       media.query = function( props ) {
-               return new Attachments( null, {
-                       props: _.extend( _.defaults( props || {}, { orderby: 'date' } ), { query: true } )
-               });
-       };
-
-       /**
-        * wp.media.model.Query
-        *
-        * A collection of attachments that match the supplied query arguments.
-        *
-        * Note: Do NOT change this.args after the query has been initialized.
-        *       Things will break.
-        *
-        * @class
-        * @augments wp.media.model.Attachments
-        * @augments Backbone.Collection
-        *
-        * @param {array}  [models]                      Models to initialize with the collection.
-        * @param {object} [options]                     Options hash.
-        * @param {object} [options.args]                Attachments query arguments.
-        * @param {object} [options.args.posts_per_page]
-        */
-       Query = media.model.Query = Attachments.extend({
-               /**
-                * @global wp.Uploader
-                *
-                * @param {array}  [models=[]]  Array of initial models to populate the collection.
-                * @param {object} [options={}]
-                */
-               initialize: function( models, options ) {
-                       var allowed;
-
-                       options = options || {};
-                       Attachments.prototype.initialize.apply( this, arguments );
-
-                       this.args     = options.args;
-                       this._hasMore = true;
-                       this.created  = new Date();
-
-                       this.filters.order = function( attachment ) {
-                               var orderby = this.props.get('orderby'),
-                                       order = this.props.get('order');
-
-                               if ( ! this.comparator ) {
-                                       return true;
-                               }
-
-                               // We want any items that can be placed before the last
-                               // item in the set. If we add any items after the last
-                               // item, then we can't guarantee the set is complete.
-                               if ( this.length ) {
-                                       return 1 !== this.comparator( attachment, this.last(), { ties: true });
-
-                               // Handle the case where there are no items yet and
-                               // we're sorting for recent items. In that case, we want
-                               // changes that occurred after we created the query.
-                               } else if ( 'DESC' === order && ( 'date' === orderby || 'modified' === orderby ) ) {
-                                       return attachment.get( orderby ) >= this.created;
-
-                               // If we're sorting by menu order and we have no items,
-                               // accept any items that have the default menu order (0).
-                               } else if ( 'ASC' === order && 'menuOrder' === orderby ) {
-                                       return attachment.get( orderby ) === 0;
-                               }
-
-                               // Otherwise, we don't want any items yet.
-                               return false;
-                       };
-
-                       // Observe the central `wp.Uploader.queue` collection to watch for
-                       // new matches for the query.
-                       //
-                       // Only observe when a limited number of query args are set. There
-                       // are no filters for other properties, so observing will result in
-                       // false positives in those queries.
-                       allowed = [ 's', 'order', 'orderby', 'posts_per_page', 'post_mime_type', 'post_parent' ];
-                       if ( wp.Uploader && _( this.args ).chain().keys().difference( allowed ).isEmpty().value() ) {
-                               this.observe( wp.Uploader.queue );
-                       }
-               },
-               /**
-                * Whether there are more attachments that haven't been sync'd from the server
-                * that match the collection's query.
-                *
-                * @returns {boolean}
-                */
-               hasMore: function() {
-                       return this._hasMore;
-               },
-               /**
-                * Fetch more attachments from the server for the collection.
-                *
-                * @param   {object}  [options={}]
-                * @returns {Promise}
-                */
-               more: function( options ) {
-                       var query = this;
-
-                       // If there is already a request pending, return early with the Deferred object.
-                       if ( this._more && 'pending' === this._more.state() ) {
-                               return this._more;
-                       }
-
-                       if ( ! this.hasMore() ) {
-                               return $.Deferred().resolveWith( this ).promise();
-                       }
-
-                       options = options || {};
-                       options.remove = false;
-
-                       return this._more = this.fetch( options ).done( function( resp ) {
-                               if ( _.isEmpty( resp ) || -1 === this.args.posts_per_page || resp.length < this.args.posts_per_page ) {
-                                       query._hasMore = false;
-                               }
-                       });
-               },
-               /**
-                * Overrides Backbone.Collection.sync
-                * Overrides wp.media.model.Attachments.sync
-                *
-                * @param {String} method
-                * @param {Backbone.Model} model
-                * @param {Object} [options={}]
-                * @returns {Promise}
-                */
-               sync: function( method, model, options ) {
-                       var args, fallback;
-
-                       // Overload the read method so Attachment.fetch() functions correctly.
-                       if ( 'read' === method ) {
-                               options = options || {};
-                               options.context = this;
-                               options.data = _.extend( options.data || {}, {
-                                       action:  'query-attachments',
-                                       post_id: media.model.settings.post.id
-                               });
-
-                               // Clone the args so manipulation is non-destructive.
-                               args = _.clone( this.args );
-
-                               // Determine which page to query.
-                               if ( -1 !== args.posts_per_page ) {
-                                       args.paged = Math.floor( this.length / args.posts_per_page ) + 1;
-                               }
-
-                               options.data.query = args;
-                               return media.ajax( options );
-
-                       // Otherwise, fall back to Backbone.sync()
-                       } else {
-                               /**
-                                * Call wp.media.model.Attachments.sync or Backbone.sync
-                                */
-                               fallback = Attachments.prototype.sync ? Attachments.prototype : Backbone;
-                               return fallback.sync.apply( this, arguments );
-                       }
-               }
-       }, {
-               /**
-                * @readonly
-                */
-               defaultProps: {
-                       orderby: 'date',
-                       order:   'DESC'
-               },
-               /**
-                * @readonly
-                */
-               defaultArgs: {
-                       posts_per_page: 40
-               },
-               /**
-                * @readonly
-                */
-               orderby: {
-                       allowed:  [ 'name', 'author', 'date', 'title', 'modified', 'uploadedTo', 'id', 'post__in', 'menuOrder' ],
-                       /**
-                        * A map of JavaScript orderby values to their WP_Query equivalents.
-                        * @type {Object}
-                        */
-                       valuemap: {
-                               'id':         'ID',
-                               'uploadedTo': 'parent',
-                               'menuOrder':  'menu_order ID'
-                       }
-               },
-               /**
-                * A map of JavaScript query properties to their WP_Query equivalents.
-                *
-                * @readonly
-                */
-               propmap: {
-                       'search':    's',
-                       'type':      'post_mime_type',
-                       'perPage':   'posts_per_page',
-                       'menuOrder': 'menu_order',
-                       'uploadedTo': 'post_parent',
-                       'status':     'post_status',
-                       'include':    'post__in',
-                       'exclude':    'post__not_in'
-               },
-               /**
-                * Creates and returns an Attachments Query collection given the properties.
-                *
-                * Caches query objects and reuses where possible.
-                *
-                * @static
-                * @method
-                *
-                * @param {object} [props]
-                * @param {Object} [props.cache=true]   Whether to use the query cache or not.
-                * @param {Object} [props.order]
-                * @param {Object} [props.orderby]
-                * @param {Object} [props.include]
-                * @param {Object} [props.exclude]
-                * @param {Object} [props.s]
-                * @param {Object} [props.post_mime_type]
-                * @param {Object} [props.posts_per_page]
-                * @param {Object} [props.menu_order]
-                * @param {Object} [props.post_parent]
-                * @param {Object} [props.post_status]
-                * @param {Object} [options]
-                *
-                * @returns {wp.media.model.Query} A new Attachments Query collection.
-                */
-               get: (function(){
-                       /**
-                        * @static
-                        * @type Array
-                        */
-                       var queries = [];
-
-                       /**
-                        * @returns {Query}
-                        */
-                       return function( props, options ) {
-                               var args     = {},
-                                       orderby  = Query.orderby,
-                                       defaults = Query.defaultProps,
-                                       query,
-                                       cache    = !! props.cache || _.isUndefined( props.cache );
-
-                               // Remove the `query` property. This isn't linked to a query,
-                               // this *is* the query.
-                               delete props.query;
-                               delete props.cache;
-
-                               // Fill default args.
-                               _.defaults( props, defaults );
-
-                               // Normalize the order.
-                               props.order = props.order.toUpperCase();
-                               if ( 'DESC' !== props.order && 'ASC' !== props.order ) {
-                                       props.order = defaults.order.toUpperCase();
-                               }
-
-                               // Ensure we have a valid orderby value.
-                               if ( ! _.contains( orderby.allowed, props.orderby ) ) {
-                                       props.orderby = defaults.orderby;
-                               }
-
-                               _.each( [ 'include', 'exclude' ], function( prop ) {
-                                       if ( props[ prop ] && ! _.isArray( props[ prop ] ) ) {
-                                               props[ prop ] = [ props[ prop ] ];
-                                       }
-                               } );
-
-                               // Generate the query `args` object.
-                               // Correct any differing property names.
-                               _.each( props, function( value, prop ) {
-                                       if ( _.isNull( value ) ) {
-                                               return;
-                                       }
-
-                                       args[ Query.propmap[ prop ] || prop ] = value;
-                               });
-
-                               // Fill any other default query args.
-                               _.defaults( args, Query.defaultArgs );
-
-                               // `props.orderby` does not always map directly to `args.orderby`.
-                               // Substitute exceptions specified in orderby.keymap.
-                               args.orderby = orderby.valuemap[ props.orderby ] || props.orderby;
-
-                               // Search the query cache for a matching query.
-                               if ( cache ) {
-                                       query = _.find( queries, function( query ) {
-                                               return _.isEqual( query.args, args );
-                                       });
-                               } else {
-                                       queries = [];
-                               }
-
-                               // Otherwise, create a new query and add it to the cache.
-                               if ( ! query ) {
-                                       query = new Query( [], _.extend( options || {}, {
-                                               props: props,
-                                               args:  args
-                                       } ) );
-                                       queries.push( query );
-                               }
-
-                               return query;
-                       };
-               }())
-       });
-
-       /**
-        * wp.media.model.Selection
-        *
-        * A selection of attachments.
-        *
-        * @class
-        * @augments wp.media.model.Attachments
-        * @augments Backbone.Collection
-        */
-       media.model.Selection = Attachments.extend({
-               /**
-                * Refresh the `single` model whenever the selection changes.
-                * Binds `single` instead of using the context argument to ensure
-                * it receives no parameters.
-                *
-                * @param {Array} [models=[]] Array of models used to populate the collection.
-                * @param {Object} [options={}]
-                */
-               initialize: function( models, options ) {
-                       /**
-                        * call 'initialize' directly on the parent class
-                        */
-                       Attachments.prototype.initialize.apply( this, arguments );
-                       this.multiple = options && options.multiple;
-
-                       this.on( 'add remove reset', _.bind( this.single, this, false ) );
-               },
-
-               /**
-                * If the workflow does not support multi-select, clear out the selection
-                * before adding a new attachment to it.
-                *
-                * @param {Array} models
-                * @param {Object} options
-                * @returns {wp.media.model.Attachment[]}
-                */
-               add: function( models, options ) {
-                       if ( ! this.multiple ) {
-                               this.remove( this.models );
-                       }
-                       /**
-                        * call 'add' directly on the parent class
-                        */
-                       return Attachments.prototype.add.call( this, models, options );
-               },
-
-               /**
-                * Fired when toggling (clicking on) an attachment in the modal.
-                *
-                * @param {undefined|boolean|wp.media.model.Attachment} model
-                *
-                * @fires wp.media.model.Selection#selection:single
-                * @fires wp.media.model.Selection#selection:unsingle
-                *
-                * @returns {Backbone.Model}
-                */
-               single: function( model ) {
-                       var previous = this._single;
-
-                       // If a `model` is provided, use it as the single model.
-                       if ( model ) {
-                               this._single = model;
-                       }
-                       // If the single model isn't in the selection, remove it.
-                       if ( this._single && ! this.get( this._single.cid ) ) {
-                               delete this._single;
-                       }
-
-                       this._single = this._single || this.last();
-
-                       // If single has changed, fire an event.
-                       if ( this._single !== previous ) {
-                               if ( previous ) {
-                                       previous.trigger( 'selection:unsingle', previous, this );
-
-                                       // If the model was already removed, trigger the collection
-                                       // event manually.
-                                       if ( ! this.get( previous.cid ) ) {
-                                               this.trigger( 'selection:unsingle', previous, this );
-                                       }
-                               }
-                               if ( this._single ) {
-                                       this._single.trigger( 'selection:single', this._single, this );
-                               }
-                       }
-
-                       // Return the single model, or the last model as a fallback.
-                       return this._single;
-               }
-       });
-
-       // Clean up. Prevents mobile browsers caching
-       $(window).on('unload', function(){
-               window.wp = null;
-       });
-
-}(jQuery));
</del></span></pre></div>
<a id="trunksrcwpincludesjsmediaviewsjs"></a>
<div class="delfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Deleted: trunk/src/wp-includes/js/media-views.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/js/media-views.js   2015-02-10 07:52:38 UTC (rev 31404)
+++ trunk/src/wp-includes/js/media-views.js     2015-02-10 22:44:09 UTC (rev 31405)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1,7809 +0,0 @@
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/* global _wpMediaViewsL10n, confirm, getUserSetting, setUserSetting */
-( function( $, _ ) {
-       var l10n,
-               media = wp.media,
-               isTouchDevice = ( 'ontouchend' in document );
-
-       // Link any localized strings.
-       l10n = media.view.l10n = typeof _wpMediaViewsL10n === 'undefined' ? {} : _wpMediaViewsL10n;
-
-       // Link any settings.
-       media.view.settings = l10n.settings || {};
-       delete l10n.settings;
-
-       // Copy the `post` setting over to the model settings.
-       media.model.settings.post = media.view.settings.post;
-
-       // Check if the browser supports CSS 3.0 transitions
-       $.support.transition = (function(){
-               var style = document.documentElement.style,
-                       transitions = {
-                               WebkitTransition: 'webkitTransitionEnd',
-                               MozTransition:    'transitionend',
-                               OTransition:      'oTransitionEnd otransitionend',
-                               transition:       'transitionend'
-                       }, transition;
-
-               transition = _.find( _.keys( transitions ), function( transition ) {
-                       return ! _.isUndefined( style[ transition ] );
-               });
-
-               return transition && {
-                       end: transitions[ transition ]
-               };
-       }());
-
-       /**
-        * A shared event bus used to provide events into
-        * the media workflows that 3rd-party devs can use to hook
-        * in.
-        */
-       media.events = _.extend( {}, Backbone.Events );
-
-       /**
-        * Makes it easier to bind events using transitions.
-        *
-        * @param {string} selector
-        * @param {Number} sensitivity
-        * @returns {Promise}
-        */
-       media.transition = function( selector, sensitivity ) {
-               var deferred = $.Deferred();
-
-               sensitivity = sensitivity || 2000;
-
-               if ( $.support.transition ) {
-                       if ( ! (selector instanceof $) ) {
-                               selector = $( selector );
-                       }
-
-                       // Resolve the deferred when the first element finishes animating.
-                       selector.first().one( $.support.transition.end, deferred.resolve );
-
-                       // Just in case the event doesn't trigger, fire a callback.
-                       _.delay( deferred.resolve, sensitivity );
-
-               // Otherwise, execute on the spot.
-               } else {
-                       deferred.resolve();
-               }
-
-               return deferred.promise();
-       };
-
-       /**
-        * wp.media.controller.Region
-        *
-        * A region is a persistent application layout area.
-        *
-        * A region assumes one mode at any time, and can be switched to another.
-        *
-        * When mode changes, events are triggered on the region's parent view.
-        * The parent view will listen to specific events and fill the region with an
-        * appropriate view depending on mode. For example, a frame listens for the
-        * 'browse' mode t be activated on the 'content' view and then fills the region
-        * with an AttachmentsBrowser view.
-        *
-        * @class
-        *
-        * @param {object}        options          Options hash for the region.
-        * @param {string}        options.id       Unique identifier for the region.
-        * @param {Backbone.View} options.view     A parent view the region exists within.
-        * @param {string}        options.selector jQuery selector for the region within the parent view.
-        */
-       media.controller.Region = function( options ) {
-               _.extend( this, _.pick( options || {}, 'id', 'view', 'selector' ) );
-       };
-
-       // Use Backbone's self-propagating `extend` inheritance method.
-       media.controller.Region.extend = Backbone.Model.extend;
-
-       _.extend( media.controller.Region.prototype, {
-               /**
-                * Activate a mode.
-                *
-                * @since 3.5.0
-                *
-                * @param {string} mode
-                *
-                * @fires this.view#{this.id}:activate:{this._mode}
-                * @fires this.view#{this.id}:activate
-                * @fires this.view#{this.id}:deactivate:{this._mode}
-                * @fires this.view#{this.id}:deactivate
-                *
-                * @returns {wp.media.controller.Region} Returns itself to allow chaining.
-                */
-               mode: function( mode ) {
-                       if ( ! mode ) {
-                               return this._mode;
-                       }
-                       // Bail if we're trying to change to the current mode.
-                       if ( mode === this._mode ) {
-                               return this;
-                       }
-
-                       /**
-                        * Region mode deactivation event.
-                        *
-                        * @event this.view#{this.id}:deactivate:{this._mode}
-                        * @event this.view#{this.id}:deactivate
-                        */
-                       this.trigger('deactivate');
-
-                       this._mode = mode;
-                       this.render( mode );
-
-                       /**
-                        * Region mode activation event.
-                        *
-                        * @event this.view#{this.id}:activate:{this._mode}
-                        * @event this.view#{this.id}:activate
-                        */
-                       this.trigger('activate');
-                       return this;
-               },
-               /**
-                * Render a mode.
-                *
-                * @since 3.5.0
-                *
-                * @param {string} mode
-                *
-                * @fires this.view#{this.id}:create:{this._mode}
-                * @fires this.view#{this.id}:create
-                * @fires this.view#{this.id}:render:{this._mode}
-                * @fires this.view#{this.id}:render
-                *
-                * @returns {wp.media.controller.Region} Returns itself to allow chaining
-                */
-               render: function( mode ) {
-                       // If the mode isn't active, activate it.
-                       if ( mode && mode !== this._mode ) {
-                               return this.mode( mode );
-                       }
-
-                       var set = { view: null },
-                               view;
-
-                       /**
-                        * Create region view event.
-                        *
-                        * Region view creation takes place in an event callback on the frame.
-                        *
-                        * @event this.view#{this.id}:create:{this._mode}
-                        * @event this.view#{this.id}:create
-                        */
-                       this.trigger( 'create', set );
-                       view = set.view;
-
-                       /**
-                        * Render region view event.
-                        *
-                        * Region view creation takes place in an event callback on the frame.
-                        *
-                        * @event this.view#{this.id}:create:{this._mode}
-                        * @event this.view#{this.id}:create
-                        */
-                       this.trigger( 'render', view );
-                       if ( view ) {
-                               this.set( view );
-                       }
-                       return this;
-               },
-
-               /**
-                * Get the region's view.
-                *
-                * @since 3.5.0
-                *
-                * @returns {wp.media.View}
-                */
-               get: function() {
-                       return this.view.views.first( this.selector );
-               },
-
-               /**
-                * Set the region's view as a subview of the frame.
-                *
-                * @since 3.5.0
-                *
-                * @param {Array|Object} views
-                * @param {Object} [options={}]
-                * @returns {wp.Backbone.Subviews} Subviews is returned to allow chaining
-                */
-               set: function( views, options ) {
-                       if ( options ) {
-                               options.add = false;
-                       }
-                       return this.view.views.set( this.selector, views, options );
-               },
-
-               /**
-                * Trigger regional view events on the frame.
-                *
-                * @since 3.5.0
-                *
-                * @param {string} event
-                * @returns {undefined|wp.media.controller.Region} Returns itself to allow chaining.
-                */
-               trigger: function( event ) {
-                       var base, args;
-
-                       if ( ! this._mode ) {
-                               return;
-                       }
-
-                       args = _.toArray( arguments );
-                       base = this.id + ':' + event;
-
-                       // Trigger `{this.id}:{event}:{this._mode}` event on the frame.
-                       args[0] = base + ':' + this._mode;
-                       this.view.trigger.apply( this.view, args );
-
-                       // Trigger `{this.id}:{event}` event on the frame.
-                       args[0] = base;
-                       this.view.trigger.apply( this.view, args );
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.controller.StateMachine
-        *
-        * A state machine keeps track of state. It is in one state at a time,
-        * and can change from one state to another.
-        *
-        * States are stored as models in a Backbone collection.
-        *
-        * @since 3.5.0
-        *
-        * @class
-        * @augments Backbone.Model
-        * @mixin
-        * @mixes Backbone.Events
-        *
-        * @param {Array} states
-        */
-       media.controller.StateMachine = function( states ) {
-               // @todo This is dead code. The states collection gets created in media.view.Frame._createStates.
-               this.states = new Backbone.Collection( states );
-       };
-
-       // Use Backbone's self-propagating `extend` inheritance method.
-       media.controller.StateMachine.extend = Backbone.Model.extend;
-
-       _.extend( media.controller.StateMachine.prototype, Backbone.Events, {
-               /**
-                * Fetch a state.
-                *
-                * If no `id` is provided, returns the active state.
-                *
-                * Implicitly creates states.
-                *
-                * Ensure that the `states` collection exists so the `StateMachine`
-                *   can be used as a mixin.
-                *
-                * @since 3.5.0
-                *
-                * @param {string} id
-                * @returns {wp.media.controller.State} Returns a State model
-                *   from the StateMachine collection
-                */
-               state: function( id ) {
-                       this.states = this.states || new Backbone.Collection();
-
-                       // Default to the active state.
-                       id = id || this._state;
-
-                       if ( id && ! this.states.get( id ) ) {
-                               this.states.add({ id: id });
-                       }
-                       return this.states.get( id );
-               },
-
-               /**
-                * Sets the active state.
-                *
-                * Bail if we're trying to select the current state, if we haven't
-                * created the `states` collection, or are trying to select a state
-                * that does not exist.
-                *
-                * @since 3.5.0
-                *
-                * @param {string} id
-                *
-                * @fires wp.media.controller.State#deactivate
-                * @fires wp.media.controller.State#activate
-                *
-                * @returns {wp.media.controller.StateMachine} Returns itself to allow chaining
-                */
-               setState: function( id ) {
-                       var previous = this.state();
-
-                       if ( ( previous && id === previous.id ) || ! this.states || ! this.states.get( id ) ) {
-                               return this;
-                       }
-
-                       if ( previous ) {
-                               previous.trigger('deactivate');
-                               this._lastState = previous.id;
-                       }
-
-                       this._state = id;
-                       this.state().trigger('activate');
-
-                       return this;
-               },
-
-               /**
-                * Returns the previous active state.
-                *
-                * Call the `state()` method with no parameters to retrieve the current
-                * active state.
-                *
-                * @since 3.5.0
-                *
-                * @returns {wp.media.controller.State} Returns a State model
-                *    from the StateMachine collection
-                */
-               lastState: function() {
-                       if ( this._lastState ) {
-                               return this.state( this._lastState );
-                       }
-               }
-       });
-
-       // Map all event binding and triggering on a StateMachine to its `states` collection.
-       _.each([ 'on', 'off', 'trigger' ], function( method ) {
-               /**
-                * @returns {wp.media.controller.StateMachine} Returns itself to allow chaining.
-                */
-               media.controller.StateMachine.prototype[ method ] = function() {
-                       // Ensure that the `states` collection exists so the `StateMachine`
-                       // can be used as a mixin.
-                       this.states = this.states || new Backbone.Collection();
-                       // Forward the method to the `states` collection.
-                       this.states[ method ].apply( this.states, arguments );
-                       return this;
-               };
-       });
-
-       /**
-        * wp.media.controller.State
-        *
-        * A state is a step in a workflow that when set will trigger the controllers
-        * for the regions to be updated as specified in the frame.
-        *
-        * A state has an event-driven lifecycle:
-        *
-        *     'ready'      triggers when a state is added to a state machine's collection.
-        *     'activate'   triggers when a state is activated by a state machine.
-        *     'deactivate' triggers when a state is deactivated by a state machine.
-        *     'reset'      is not triggered automatically. It should be invoked by the
-        *                  proper controller to reset the state to its default.
-        *
-        * @class
-        * @augments Backbone.Model
-        */
-       media.controller.State = Backbone.Model.extend({
-               /**
-                * Constructor.
-                *
-                * @since 3.5.0
-                */
-               constructor: function() {
-                       this.on( 'activate', this._preActivate, this );
-                       this.on( 'activate', this.activate, this );
-                       this.on( 'activate', this._postActivate, this );
-                       this.on( 'deactivate', this._deactivate, this );
-                       this.on( 'deactivate', this.deactivate, this );
-                       this.on( 'reset', this.reset, this );
-                       this.on( 'ready', this._ready, this );
-                       this.on( 'ready', this.ready, this );
-                       /**
-                        * Call parent constructor with passed arguments
-                        */
-                       Backbone.Model.apply( this, arguments );
-                       this.on( 'change:menu', this._updateMenu, this );
-               },
-               /**
-                * Ready event callback.
-                *
-                * @abstract
-                * @since 3.5.0
-                */
-               ready: function() {},
-
-               /**
-                * Activate event callback.
-                *
-                * @abstract
-                * @since 3.5.0
-                */
-               activate: function() {},
-
-               /**
-                * Deactivate event callback.
-                *
-                * @abstract
-                * @since 3.5.0
-                */
-               deactivate: function() {},
-
-               /**
-                * Reset event callback.
-                *
-                * @abstract
-                * @since 3.5.0
-                */
-               reset: function() {},
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _ready: function() {
-                       this._updateMenu();
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-               */
-               _preActivate: function() {
-                       this.active = true;
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _postActivate: function() {
-                       this.on( 'change:menu', this._menu, this );
-                       this.on( 'change:titleMode', this._title, this );
-                       this.on( 'change:content', this._content, this );
-                       this.on( 'change:toolbar', this._toolbar, this );
-
-                       this.frame.on( 'title:render:default', this._renderTitle, this );
-
-                       this._title();
-                       this._menu();
-                       this._toolbar();
-                       this._content();
-                       this._router();
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _deactivate: function() {
-                       this.active = false;
-
-                       this.frame.off( 'title:render:default', this._renderTitle, this );
-
-                       this.off( 'change:menu', this._menu, this );
-                       this.off( 'change:titleMode', this._title, this );
-                       this.off( 'change:content', this._content, this );
-                       this.off( 'change:toolbar', this._toolbar, this );
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _title: function() {
-                       this.frame.title.render( this.get('titleMode') || 'default' );
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _renderTitle: function( view ) {
-                       view.$el.text( this.get('title') || '' );
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _router: function() {
-                       var router = this.frame.router,
-                               mode = this.get('router'),
-                               view;
-
-                       this.frame.$el.toggleClass( 'hide-router', ! mode );
-                       if ( ! mode ) {
-                               return;
-                       }
-
-                       this.frame.router.render( mode );
-
-                       view = router.get();
-                       if ( view && view.select ) {
-                               view.select( this.frame.content.mode() );
-                       }
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _menu: function() {
-                       var menu = this.frame.menu,
-                               mode = this.get('menu'),
-                               view;
-
-                       this.frame.$el.toggleClass( 'hide-menu', ! mode );
-                       if ( ! mode ) {
-                               return;
-                       }
-
-                       menu.mode( mode );
-
-                       view = menu.get();
-                       if ( view && view.select ) {
-                               view.select( this.id );
-                       }
-               },
-
-               /**
-                * @access private
-                * @since 3.5.0
-                */
-               _updateMenu: function() {
-                       var previous = this.previous('menu'),
-                               menu = this.get('menu');
-
-                       if ( previous ) {
-                               this.frame.off( 'menu:render:' + previous, this._renderMenu, this );
-                       }
-
-                       if ( menu ) {
-                               this.frame.on( 'menu:render:' + menu, this._renderMenu, this );
-                       }
-               },
-
-               /**
-                * Create a view in the media menu for the state.
-                *
-                * @access private
-                * @since 3.5.0
-                *
-                * @param {media.view.Menu} view The menu view.
-                */
-               _renderMenu: function( view ) {
-                       var menuItem = this.get('menuItem'),
-                               title = this.get('title'),
-                               priority = this.get('priority');
-
-                       if ( ! menuItem && title ) {
-                               menuItem = { text: title };
-
-                               if ( priority ) {
-                                       menuItem.priority = priority;
-                               }
-                       }
-
-                       if ( ! menuItem ) {
-                               return;
-                       }
-
-                       view.set( this.id, menuItem );
-               }
-       });
-
-       _.each(['toolbar','content'], function( region ) {
-               /**
-                * @access private
-                */
-               media.controller.State.prototype[ '_' + region ] = function() {
-                       var mode = this.get( region );
-                       if ( mode ) {
-                               this.frame[ region ].render( mode );
-                       }
-               };
-       });
-
-       /**
-        * wp.media.selectionSync
-        *
-        * Sync an attachments selection in a state with another state.
-        *
-        * Allows for selecting multiple images in the Insert Media workflow, and then
-        * switching to the Insert Gallery workflow while preserving the attachments selection.
-        *
-        * @mixin
-        */
-       media.selectionSync = {
-               /**
-                * @since 3.5.0
-                */
-               syncSelection: function() {
-                       var selection = this.get('selection'),
-                               manager = this.frame._selection;
-
-                       if ( ! this.get('syncSelection') || ! manager || ! selection ) {
-                               return;
-                       }
-
-                       // If the selection supports multiple items, validate the stored
-                       // attachments based on the new selection's conditions. Record
-                       // the attachments that are not included; we'll maintain a
-                       // reference to those. Other attachments are considered in flux.
-                       if ( selection.multiple ) {
-                               selection.reset( [], { silent: true });
-                               selection.validateAll( manager.attachments );
-                               manager.difference = _.difference( manager.attachments.models, selection.models );
-                       }
-
-                       // Sync the selection's single item with the master.
-                       selection.single( manager.single );
-               },
-
-               /**
-                * Record the currently active attachments, which is a combination
-                * of the selection's attachments and the set of selected
-                * attachments that this specific selection considered invalid.
-                * Reset the difference and record the single attachment.
-                *
-                * @since 3.5.0
-                */
-               recordSelection: function() {
-                       var selection = this.get('selection'),
-                               manager = this.frame._selection;
-
-                       if ( ! this.get('syncSelection') || ! manager || ! selection ) {
-                               return;
-                       }
-
-                       if ( selection.multiple ) {
-                               manager.attachments.reset( selection.toArray().concat( manager.difference ) );
-                               manager.difference = [];
-                       } else {
-                               manager.attachments.add( selection.toArray() );
-                       }
-
-                       manager.single = selection._single;
-               }
-       };
-
-       /**
-        * wp.media.controller.Library
-        *
-        * A state for choosing an attachment or group of attachments from the media library.
-        *
-        * @class
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        * @mixes media.selectionSync
-        *
-        * @param {object}                          [attributes]                         The attributes hash passed to the state.
-        * @param {string}                          [attributes.id=library]              Unique identifier.
-        * @param {string}                          [attributes.title=Media library]     Title for the state. Displays in the media menu and the frame's title region.
-        * @param {wp.media.model.Attachments}      [attributes.library]                 The attachments collection to browse.
-        *                                                                               If one is not supplied, a collection of all attachments will be created.
-        * @param {wp.media.model.Selection|object} [attributes.selection]               A collection to contain attachment selections within the state.
-        *                                                                               If the 'selection' attribute is a plain JS object,
-        *                                                                               a Selection will be created using its values as the selection instance's `props` model.
-        *                                                                               Otherwise, it will copy the library's `props` model.
-        * @param {boolean}                         [attributes.multiple=false]          Whether multi-select is enabled.
-        * @param {string}                          [attributes.content=upload]          Initial mode for the content region.
-        *                                                                               Overridden by persistent user setting if 'contentUserSetting' is true.
-        * @param {string}                          [attributes.menu=default]            Initial mode for the menu region.
-        * @param {string}                          [attributes.router=browse]           Initial mode for the router region.
-        * @param {string}                          [attributes.toolbar=select]          Initial mode for the toolbar region.
-        * @param {boolean}                         [attributes.searchable=true]         Whether the library is searchable.
-        * @param {boolean|string}                  [attributes.filterable=false]        Whether the library is filterable, and if so what filters should be shown.
-        *                                                                               Accepts 'all', 'uploaded', or 'unattached'.
-        * @param {boolean}                         [attributes.sortable=true]           Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                         [attributes.autoSelect=true]         Whether an uploaded attachment should be automatically added to the selection.
-        * @param {boolean}                         [attributes.describe=false]          Whether to offer UI to describe attachments - e.g. captioning images in a gallery.
-        * @param {boolean}                         [attributes.contentUserSetting=true] Whether the content region's mode should be set and persisted per user.
-        * @param {boolean}                         [attributes.syncSelection=true]      Whether the Attachments selection should be persisted from the last state.
-        */
-       media.controller.Library = media.controller.State.extend({
-               defaults: {
-                       id:                 'library',
-                       title:              l10n.mediaLibraryTitle,
-                       multiple:           false,
-                       content:            'upload',
-                       menu:               'default',
-                       router:             'browse',
-                       toolbar:            'select',
-                       searchable:         true,
-                       filterable:         false,
-                       sortable:           true,
-                       autoSelect:         true,
-                       describe:           false,
-                       contentUserSetting: true,
-                       syncSelection:      true
-               },
-
-               /**
-                * If a library isn't provided, query all media items.
-                * If a selection instance isn't provided, create one.
-                *
-                * @since 3.5.0
-                */
-               initialize: function() {
-                       var selection = this.get('selection'),
-                               props;
-
-                       if ( ! this.get('library') ) {
-                               this.set( 'library', media.query() );
-                       }
-
-                       if ( ! (selection instanceof media.model.Selection) ) {
-                               props = selection;
-
-                               if ( ! props ) {
-                                       props = this.get('library').props.toJSON();
-                                       props = _.omit( props, 'orderby', 'query' );
-                               }
-
-                               this.set( 'selection', new media.model.Selection( null, {
-                                       multiple: this.get('multiple'),
-                                       props: props
-                               }) );
-                       }
-
-                       this.resetDisplays();
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               activate: function() {
-                       this.syncSelection();
-
-                       wp.Uploader.queue.on( 'add', this.uploading, this );
-
-                       this.get('selection').on( 'add remove reset', this.refreshContent, this );
-
-                       if ( this.get( 'router' ) && this.get('contentUserSetting') ) {
-                               this.frame.on( 'content:activate', this.saveContentMode, this );
-                               this.set( 'content', getUserSetting( 'libraryContent', this.get('content') ) );
-                       }
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               deactivate: function() {
-                       this.recordSelection();
-
-                       this.frame.off( 'content:activate', this.saveContentMode, this );
-
-                       // Unbind all event handlers that use this state as the context
-                       // from the selection.
-                       this.get('selection').off( null, null, this );
-
-                       wp.Uploader.queue.off( null, null, this );
-               },
-
-               /**
-                * Reset the library to its initial state.
-                *
-                * @since 3.5.0
-                */
-               reset: function() {
-                       this.get('selection').reset();
-                       this.resetDisplays();
-                       this.refreshContent();
-               },
-
-               /**
-                * Reset the attachment display settings defaults to the site options.
-                *
-                * If site options don't define them, fall back to a persistent user setting.
-                *
-                * @since 3.5.0
-                */
-               resetDisplays: function() {
-                       var defaultProps = media.view.settings.defaultProps;
-                       this._displays = [];
-                       this._defaultDisplaySettings = {
-                               align: defaultProps.align || getUserSetting( 'align', 'none' ),
-                               size:  defaultProps.size  || getUserSetting( 'imgsize', 'medium' ),
-                               link:  defaultProps.link  || getUserSetting( 'urlbutton', 'file' )
-                       };
-               },
-
-               /**
-                * Create a model to represent display settings (alignment, etc.) for an attachment.
-                *
-                * @since 3.5.0
-                *
-                * @param {wp.media.model.Attachment} attachment
-                * @returns {Backbone.Model}
-                */
-               display: function( attachment ) {
-                       var displays = this._displays;
-
-                       if ( ! displays[ attachment.cid ] ) {
-                               displays[ attachment.cid ] = new Backbone.Model( this.defaultDisplaySettings( attachment ) );
-                       }
-                       return displays[ attachment.cid ];
-               },
-
-               /**
-                * Given an attachment, create attachment display settings properties.
-                *
-                * @since 3.6.0
-                *
-                * @param {wp.media.model.Attachment} attachment
-                * @returns {Object}
-                */
-               defaultDisplaySettings: function( attachment ) {
-                       var settings = this._defaultDisplaySettings;
-                       if ( settings.canEmbed = this.canEmbed( attachment ) ) {
-                               settings.link = 'embed';
-                       }
-                       return settings;
-               },
-
-               /**
-                * Whether an attachment can be embedded (audio or video).
-                *
-                * @since 3.6.0
-                *
-                * @param {wp.media.model.Attachment} attachment
-                * @returns {Boolean}
-                */
-               canEmbed: function( attachment ) {
-                       // If uploading, we know the filename but not the mime type.
-                       if ( ! attachment.get('uploading') ) {
-                               var type = attachment.get('type');
-                               if ( type !== 'audio' && type !== 'video' ) {
-                                       return false;
-                               }
-                       }
-
-                       return _.contains( media.view.settings.embedExts, attachment.get('filename').split('.').pop() );
-               },
-
-
-               /**
-                * If the state is active, no items are selected, and the current
-                * content mode is not an option in the state's router (provided
-                * the state has a router), reset the content mode to the default.
-                *
-                * @since 3.5.0
-                */
-               refreshContent: function() {
-                       var selection = this.get('selection'),
-                               frame = this.frame,
-                               router = frame.router.get(),
-                               mode = frame.content.mode();
-
-                       if ( this.active && ! selection.length && router && ! router.get( mode ) ) {
-                               this.frame.content.render( this.get('content') );
-                       }
-               },
-
-               /**
-                * Callback handler when an attachment is uploaded.
-                *
-                * Switch to the Media Library if uploaded from the 'Upload Files' tab.
-                *
-                * Adds any uploading attachments to the selection.
-                *
-                * If the state only supports one attachment to be selected and multiple
-                * attachments are uploaded, the last attachment in the upload queue will
-                * be selected.
-                *
-                * @since 3.5.0
-                *
-                * @param {wp.media.model.Attachment} attachment
-                */
-               uploading: function( attachment ) {
-                       var content = this.frame.content;
-
-                       if ( 'upload' === content.mode() ) {
-                               this.frame.content.mode('browse');
-                       }
-
-                       if ( this.get( 'autoSelect' ) ) {
-                               this.get('selection').add( attachment );
-                               this.frame.trigger( 'library:selection:add' );
-                       }
-               },
-
-               /**
-                * Persist the mode of the content region as a user setting.
-                *
-                * @since 3.5.0
-                */
-               saveContentMode: function() {
-                       if ( 'browse' !== this.get('router') ) {
-                               return;
-                       }
-
-                       var mode = this.frame.content.mode(),
-                               view = this.frame.router.get();
-
-                       if ( view && view.get( mode ) ) {
-                               setUserSetting( 'libraryContent', mode );
-                       }
-               }
-       });
-
-       // Make selectionSync available on any Media Library state.
-       _.extend( media.controller.Library.prototype, media.selectionSync );
-
-       /**
-        * wp.media.controller.ImageDetails
-        *
-        * A state for editing the attachment display settings of an image that's been
-        * inserted into the editor.
-        *
-        * @class
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                    [attributes]                       The attributes hash passed to the state.
-        * @param {string}                    [attributes.id=image-details]      Unique identifier.
-        * @param {string}                    [attributes.title=Image Details]   Title for the state. Displays in the frame's title region.
-        * @param {wp.media.model.Attachment} attributes.image                   The image's model.
-        * @param {string|false}              [attributes.content=image-details] Initial mode for the content region.
-        * @param {string|false}              [attributes.menu=false]            Initial mode for the menu region.
-        * @param {string|false}              [attributes.router=false]          Initial mode for the router region.
-        * @param {string|false}              [attributes.toolbar=image-details] Initial mode for the toolbar region.
-        * @param {boolean}                   [attributes.editing=false]         Unused.
-        * @param {int}                       [attributes.priority=60]           Unused.
-        *
-        * @todo This state inherits some defaults from media.controller.Library.prototype.defaults,
-        *       however this may not do anything.
-        */
-       media.controller.ImageDetails = media.controller.State.extend({
-               defaults: _.defaults({
-                       id:       'image-details',
-                       title:    l10n.imageDetailsTitle,
-                       content:  'image-details',
-                       menu:     false,
-                       router:   false,
-                       toolbar:  'image-details',
-                       editing:  false,
-                       priority: 60
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.9.0
-                *
-                * @param options Attributes
-                */
-               initialize: function( options ) {
-                       this.image = options.image;
-                       media.controller.State.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       this.frame.modal.$el.addClass('image-details');
-               }
-       });
-
-       /**
-        * wp.media.controller.GalleryEdit
-        *
-        * A state for editing a gallery's images and settings.
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                       The attributes hash passed to the state.
-        * @param {string}                     [attributes.id=gallery-edit]       Unique identifier.
-        * @param {string}                     [attributes.title=Edit Gallery]    Title for the state. Displays in the frame's title region.
-        * @param {wp.media.model.Attachments} [attributes.library]               The collection of attachments in the gallery.
-        *                                                                        If one is not supplied, an empty media.model.Selection collection is created.
-        * @param {boolean}                    [attributes.multiple=false]        Whether multi-select is enabled.
-        * @param {boolean}                    [attributes.searchable=false]      Whether the library is searchable.
-        * @param {boolean}                    [attributes.sortable=true]         Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {string|false}               [attributes.content=browse]        Initial mode for the content region.
-        * @param {string|false}               [attributes.toolbar=image-details] Initial mode for the toolbar region.
-        * @param {boolean}                    [attributes.describe=true]         Whether to offer UI to describe attachments - e.g. captioning images in a gallery.
-        * @param {boolean}                    [attributes.displaySettings=true]  Whether to show the attachment display settings interface.
-        * @param {boolean}                    [attributes.dragInfo=true]         Whether to show instructional text about the attachments being sortable.
-        * @param {int}                        [attributes.idealColumnWidth=170]  The ideal column width in pixels for attachments.
-        * @param {boolean}                    [attributes.editing=false]         Whether the gallery is being created, or editing an existing instance.
-        * @param {int}                        [attributes.priority=60]           The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.syncSelection=false]   Whether the Attachments selection should be persisted from the last state.
-        *                                                                        Defaults to false for this state, because the library passed in  *is* the selection.
-        * @param {view}                       [attributes.AttachmentView]        The single `Attachment` view to be used in the `Attachments`.
-        *                                                                        If none supplied, defaults to wp.media.view.Attachment.EditLibrary.
-        */
-       media.controller.GalleryEdit = media.controller.Library.extend({
-               defaults: {
-                       id:               'gallery-edit',
-                       title:            l10n.editGalleryTitle,
-                       multiple:         false,
-                       searchable:       false,
-                       sortable:         true,
-                       display:          false,
-                       content:          'browse',
-                       toolbar:          'gallery-edit',
-                       describe:         true,
-                       displaySettings:  true,
-                       dragInfo:         true,
-                       idealColumnWidth: 170,
-                       editing:          false,
-                       priority:         60,
-                       syncSelection:    false
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               initialize: function() {
-                       // If we haven't been provided a `library`, create a `Selection`.
-                       if ( ! this.get('library') )
-                               this.set( 'library', new media.model.Selection() );
-
-                       // The single `Attachment` view to be used in the `Attachments` view.
-                       if ( ! this.get('AttachmentView') )
-                               this.set( 'AttachmentView', media.view.Attachment.EditLibrary );
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               activate: function() {
-                       var library = this.get('library');
-
-                       // Limit the library to images only.
-                       library.props.set( 'type', 'image' );
-
-                       // Watch for uploaded attachments.
-                       this.get('library').observe( wp.Uploader.queue );
-
-                       this.frame.on( 'content:render:browse', this.gallerySettings, this );
-
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               deactivate: function() {
-                       // Stop watching for uploaded attachments.
-                       this.get('library').unobserve( wp.Uploader.queue );
-
-                       this.frame.off( 'content:render:browse', this.gallerySettings, this );
-
-                       media.controller.Library.prototype.deactivate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                *
-                * @param browser
-                */
-               gallerySettings: function( browser ) {
-                       if ( ! this.get('displaySettings') ) {
-                               return;
-                       }
-
-                       var library = this.get('library');
-
-                       if ( ! library || ! browser ) {
-                               return;
-                       }
-
-                       library.gallery = library.gallery || new Backbone.Model();
-
-                       browser.sidebar.set({
-                               gallery: new media.view.Settings.Gallery({
-                                       controller: this,
-                                       model:      library.gallery,
-                                       priority:   40
-                               })
-                       });
-
-                       browser.toolbar.set( 'reverse', {
-                               text:     l10n.reverseOrder,
-                               priority: 80,
-
-                               click: function() {
-                                       library.reset( library.toArray().reverse() );
-                               }
-                       });
-               }
-       });
-
-       /**
-        * A state for selecting more images to add to a gallery.
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                         The attributes hash passed to the state.
-        * @param {string}                     [attributes.id=gallery-library]      Unique identifier.
-        * @param {string}                     [attributes.title=Add to Gallery]    Title for the state. Displays in the frame's title region.
-        * @param {boolean}                    [attributes.multiple=add]            Whether multi-select is enabled. @todo 'add' doesn't seem do anything special, and gets used as a boolean.
-        * @param {wp.media.model.Attachments} [attributes.library]                 The attachments collection to browse.
-        *                                                                          If one is not supplied, a collection of all images will be created.
-        * @param {boolean|string}             [attributes.filterable=uploaded]     Whether the library is filterable, and if so what filters should be shown.
-        *                                                                          Accepts 'all', 'uploaded', or 'unattached'.
-        * @param {string}                     [attributes.menu=gallery]            Initial mode for the menu region.
-        * @param {string}                     [attributes.content=upload]          Initial mode for the content region.
-        *                                                                          Overridden by persistent user setting if 'contentUserSetting' is true.
-        * @param {string}                     [attributes.router=browse]           Initial mode for the router region.
-        * @param {string}                     [attributes.toolbar=gallery-add]     Initial mode for the toolbar region.
-        * @param {boolean}                    [attributes.searchable=true]         Whether the library is searchable.
-        * @param {boolean}                    [attributes.sortable=true]           Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                    [attributes.autoSelect=true]         Whether an uploaded attachment should be automatically added to the selection.
-        * @param {boolean}                    [attributes.contentUserSetting=true] Whether the content region's mode should be set and persisted per user.
-        * @param {int}                        [attributes.priority=100]            The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.syncSelection=false]     Whether the Attachments selection should be persisted from the last state.
-        *                                                                          Defaults to false because for this state, because the library of the Edit Gallery state is the selection.
-        */
-       media.controller.GalleryAdd = media.controller.Library.extend({
-               defaults: _.defaults({
-                       id:            'gallery-library',
-                       title:         l10n.addToGalleryTitle,
-                       multiple:      'add',
-                       filterable:    'uploaded',
-                       menu:          'gallery',
-                       toolbar:       'gallery-add',
-                       priority:      100,
-                       syncSelection: false
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.5.0
-                */
-               initialize: function() {
-                       // If a library wasn't supplied, create a library of images.
-                       if ( ! this.get('library') )
-                               this.set( 'library', media.query({ type: 'image' }) );
-
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               activate: function() {
-                       var library = this.get('library'),
-                               edit    = this.frame.state('gallery-edit').get('library');
-
-                       if ( this.editLibrary && this.editLibrary !== edit )
-                               library.unobserve( this.editLibrary );
-
-                       // Accepts attachments that exist in the original library and
-                       // that do not exist in gallery's library.
-                       library.validator = function( attachment ) {
-                               return !! this.mirroring.get( attachment.cid ) && ! edit.get( attachment.cid ) && media.model.Selection.prototype.validator.apply( this, arguments );
-                       };
-
-                       // Reset the library to ensure that all attachments are re-added
-                       // to the collection. Do so silently, as calling `observe` will
-                       // trigger the `reset` event.
-                       library.reset( library.mirroring.models, { silent: true });
-                       library.observe( edit );
-                       this.editLibrary = edit;
-
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.controller.CollectionEdit
-        *
-        * A state for editing a collection, which is used by audio and video playlists,
-        * and can be used for other collections.
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                      The attributes hash passed to the state.
-        * @param {string}                     attributes.title                  Title for the state. Displays in the media menu and the frame's title region.
-        * @param {wp.media.model.Attachments} [attributes.library]              The attachments collection to edit.
-        *                                                                       If one is not supplied, an empty media.model.Selection collection is created.
-        * @param {boolean}                    [attributes.multiple=false]       Whether multi-select is enabled.
-        * @param {string}                     [attributes.content=browse]       Initial mode for the content region.
-        * @param {string}                     attributes.menu                   Initial mode for the menu region. @todo this needs a better explanation.
-        * @param {boolean}                    [attributes.searchable=false]     Whether the library is searchable.
-        * @param {boolean}                    [attributes.sortable=true]        Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                    [attributes.describe=true]        Whether to offer UI to describe the attachments - e.g. captioning images in a gallery.
-        * @param {boolean}                    [attributes.dragInfo=true]        Whether to show instructional text about the attachments being sortable.
-        * @param {boolean}                    [attributes.dragInfoText]         Instructional text about the attachments being sortable.
-        * @param {int}                        [attributes.idealColumnWidth=170] The ideal column width in pixels for attachments.
-        * @param {boolean}                    [attributes.editing=false]        Whether the gallery is being created, or editing an existing instance.
-        * @param {int}                        [attributes.priority=60]          The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.syncSelection=false]  Whether the Attachments selection should be persisted from the last state.
-        *                                                                       Defaults to false for this state, because the library passed in  *is* the selection.
-        * @param {view}                       [attributes.SettingsView]         The view to edit the collection instance settings (e.g. Playlist settings with "Show tracklist" checkbox).
-        * @param {view}                       [attributes.AttachmentView]       The single `Attachment` view to be used in the `Attachments`.
-        *                                                                       If none supplied, defaults to wp.media.view.Attachment.EditLibrary.
-        * @param {string}                     attributes.type                   The collection's media type. (e.g. 'video').
-        * @param {string}                     attributes.collectionType         The collection type. (e.g. 'playlist').
-        */
-       media.controller.CollectionEdit = media.controller.Library.extend({
-               defaults: {
-                       multiple:         false,
-                       sortable:         true,
-                       searchable:       false,
-                       content:          'browse',
-                       describe:         true,
-                       dragInfo:         true,
-                       idealColumnWidth: 170,
-                       editing:          false,
-                       priority:         60,
-                       SettingsView:     false,
-                       syncSelection:    false
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               initialize: function() {
-                       var collectionType = this.get('collectionType');
-
-                       if ( 'video' === this.get( 'type' ) ) {
-                               collectionType = 'video-' + collectionType;
-                       }
-
-                       this.set( 'id', collectionType + '-edit' );
-                       this.set( 'toolbar', collectionType + '-edit' );
-
-                       // If we haven't been provided a `library`, create a `Selection`.
-                       if ( ! this.get('library') ) {
-                               this.set( 'library', new media.model.Selection() );
-                       }
-                       // The single `Attachment` view to be used in the `Attachments` view.
-                       if ( ! this.get('AttachmentView') ) {
-                               this.set( 'AttachmentView', media.view.Attachment.EditLibrary );
-                       }
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       var library = this.get('library');
-
-                       // Limit the library to images only.
-                       library.props.set( 'type', this.get( 'type' ) );
-
-                       // Watch for uploaded attachments.
-                       this.get('library').observe( wp.Uploader.queue );
-
-                       this.frame.on( 'content:render:browse', this.renderSettings, this );
-
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               deactivate: function() {
-                       // Stop watching for uploaded attachments.
-                       this.get('library').unobserve( wp.Uploader.queue );
-
-                       this.frame.off( 'content:render:browse', this.renderSettings, this );
-
-                       media.controller.Library.prototype.deactivate.apply( this, arguments );
-               },
-
-               /**
-                * Render the collection embed settings view in the browser sidebar.
-                *
-                * @todo This is against the pattern elsewhere in media. Typically the frame
-                *       is responsible for adding region mode callbacks. Explain.
-                *
-                * @since 3.9.0
-                *
-                * @param {wp.media.view.attachmentsBrowser} The attachments browser view.
-                */
-               renderSettings: function( attachmentsBrowserView ) {
-                       var library = this.get('library'),
-                               collectionType = this.get('collectionType'),
-                               dragInfoText = this.get('dragInfoText'),
-                               SettingsView = this.get('SettingsView'),
-                               obj = {};
-
-                       if ( ! library || ! attachmentsBrowserView ) {
-                               return;
-                       }
-
-                       library[ collectionType ] = library[ collectionType ] || new Backbone.Model();
-
-                       obj[ collectionType ] = new SettingsView({
-                               controller: this,
-                               model:      library[ collectionType ],
-                               priority:   40
-                       });
-
-                       attachmentsBrowserView.sidebar.set( obj );
-
-                       if ( dragInfoText ) {
-                               attachmentsBrowserView.toolbar.set( 'dragInfo', new media.View({
-                                       el: $( '<div class="instructions">' + dragInfoText + '</div>' )[0],
-                                       priority: -40
-                               }) );
-                       }
-
-                       // Add the 'Reverse order' button to the toolbar.
-                       attachmentsBrowserView.toolbar.set( 'reverse', {
-                               text:     l10n.reverseOrder,
-                               priority: 80,
-
-                               click: function() {
-                                       library.reset( library.toArray().reverse() );
-                               }
-                       });
-               }
-       });
-
-       /**
-        * wp.media.controller.CollectionAdd
-        *
-        * A state for adding attachments to a collection (e.g. video playlist).
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                         The attributes hash passed to the state.
-        * @param {string}                     [attributes.id=library]      Unique identifier.
-        * @param {string}                     attributes.title                    Title for the state. Displays in the frame's title region.
-        * @param {boolean}                    [attributes.multiple=add]            Whether multi-select is enabled. @todo 'add' doesn't seem do anything special, and gets used as a boolean.
-        * @param {wp.media.model.Attachments} [attributes.library]                 The attachments collection to browse.
-        *                                                                          If one is not supplied, a collection of attachments of the specified type will be created.
-        * @param {boolean|string}             [attributes.filterable=uploaded]     Whether the library is filterable, and if so what filters should be shown.
-        *                                                                          Accepts 'all', 'uploaded', or 'unattached'.
-        * @param {string}                     [attributes.menu=gallery]            Initial mode for the menu region.
-        * @param {string}                     [attributes.content=upload]          Initial mode for the content region.
-        *                                                                          Overridden by persistent user setting if 'contentUserSetting' is true.
-        * @param {string}                     [attributes.router=browse]           Initial mode for the router region.
-        * @param {string}                     [attributes.toolbar=gallery-add]     Initial mode for the toolbar region.
-        * @param {boolean}                    [attributes.searchable=true]         Whether the library is searchable.
-        * @param {boolean}                    [attributes.sortable=true]           Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                    [attributes.autoSelect=true]         Whether an uploaded attachment should be automatically added to the selection.
-        * @param {boolean}                    [attributes.contentUserSetting=true] Whether the content region's mode should be set and persisted per user.
-        * @param {int}                        [attributes.priority=100]            The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.syncSelection=false]     Whether the Attachments selection should be persisted from the last state.
-        *                                                                          Defaults to false because for this state, because the library of the Edit Gallery state is the selection.
-        * @param {string}                     attributes.type                   The collection's media type. (e.g. 'video').
-        * @param {string}                     attributes.collectionType         The collection type. (e.g. 'playlist').
-        */
-       media.controller.CollectionAdd = media.controller.Library.extend({
-               defaults: _.defaults( {
-                       // Selection defaults. @see media.model.Selection
-                       multiple:      'add',
-                       // Attachments browser defaults. @see media.view.AttachmentsBrowser
-                       filterable:    'uploaded',
-
-                       priority:      100,
-                       syncSelection: false
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.9.0
-                */
-               initialize: function() {
-                       var collectionType = this.get('collectionType');
-
-                       if ( 'video' === this.get( 'type' ) ) {
-                               collectionType = 'video-' + collectionType;
-                       }
-
-                       this.set( 'id', collectionType + '-library' );
-                       this.set( 'toolbar', collectionType + '-add' );
-                       this.set( 'menu', collectionType );
-
-                       // If we haven't been provided a `library`, create a `Selection`.
-                       if ( ! this.get('library') ) {
-                               this.set( 'library', media.query({ type: this.get('type') }) );
-                       }
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       var library = this.get('library'),
-                               editLibrary = this.get('editLibrary'),
-                               edit = this.frame.state( this.get('collectionType') + '-edit' ).get('library');
-
-                       if ( editLibrary && editLibrary !== edit ) {
-                               library.unobserve( editLibrary );
-                       }
-
-                       // Accepts attachments that exist in the original library and
-                       // that do not exist in gallery's library.
-                       library.validator = function( attachment ) {
-                               return !! this.mirroring.get( attachment.cid ) && ! edit.get( attachment.cid ) && media.model.Selection.prototype.validator.apply( this, arguments );
-                       };
-
-                       // Reset the library to ensure that all attachments are re-added
-                       // to the collection. Do so silently, as calling `observe` will
-                       // trigger the `reset` event.
-                       library.reset( library.mirroring.models, { silent: true });
-                       library.observe( edit );
-                       this.set('editLibrary', edit);
-
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.controller.FeaturedImage
-        *
-        * A state for selecting a featured image for a post.
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                          The attributes hash passed to the state.
-        * @param {string}                     [attributes.id=featured-image]        Unique identifier.
-        * @param {string}                     [attributes.title=Set Featured Image] Title for the state. Displays in the media menu and the frame's title region.
-        * @param {wp.media.model.Attachments} [attributes.library]                  The attachments collection to browse.
-        *                                                                           If one is not supplied, a collection of all images will be created.
-        * @param {boolean}                    [attributes.multiple=false]           Whether multi-select is enabled.
-        * @param {string}                     [attributes.content=upload]           Initial mode for the content region.
-        *                                                                           Overridden by persistent user setting if 'contentUserSetting' is true.
-        * @param {string}                     [attributes.menu=default]             Initial mode for the menu region.
-        * @param {string}                     [attributes.router=browse]            Initial mode for the router region.
-        * @param {string}                     [attributes.toolbar=featured-image]   Initial mode for the toolbar region.
-        * @param {int}                        [attributes.priority=60]              The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.searchable=true]          Whether the library is searchable.
-        * @param {boolean|string}             [attributes.filterable=false]         Whether the library is filterable, and if so what filters should be shown.
-        *                                                                           Accepts 'all', 'uploaded', or 'unattached'.
-        * @param {boolean}                    [attributes.sortable=true]            Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                    [attributes.autoSelect=true]          Whether an uploaded attachment should be automatically added to the selection.
-        * @param {boolean}                    [attributes.describe=false]           Whether to offer UI to describe attachments - e.g. captioning images in a gallery.
-        * @param {boolean}                    [attributes.contentUserSetting=true]  Whether the content region's mode should be set and persisted per user.
-        * @param {boolean}                    [attributes.syncSelection=true]       Whether the Attachments selection should be persisted from the last state.
-        */
-       media.controller.FeaturedImage = media.controller.Library.extend({
-               defaults: _.defaults({
-                       id:            'featured-image',
-                       title:         l10n.setFeaturedImageTitle,
-                       multiple:      false,
-                       filterable:    'uploaded',
-                       toolbar:       'featured-image',
-                       priority:      60,
-                       syncSelection: true
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.5.0
-                */
-               initialize: function() {
-                       var library, comparator;
-
-                       // If we haven't been provided a `library`, create a `Selection`.
-                       if ( ! this.get('library') ) {
-                               this.set( 'library', media.query({ type: 'image' }) );
-                       }
-
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-
-                       library    = this.get('library');
-                       comparator = library.comparator;
-
-                       // Overload the library's comparator to push items that are not in
-                       // the mirrored query to the front of the aggregate collection.
-                       library.comparator = function( a, b ) {
-                               var aInQuery = !! this.mirroring.get( a.cid ),
-                                       bInQuery = !! this.mirroring.get( b.cid );
-
-                               if ( ! aInQuery && bInQuery ) {
-                                       return -1;
-                               } else if ( aInQuery && ! bInQuery ) {
-                                       return 1;
-                               } else {
-                                       return comparator.apply( this, arguments );
-                               }
-                       };
-
-                       // Add all items in the selection to the library, so any featured
-                       // images that are not initially loaded still appear.
-                       library.observe( this.get('selection') );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               activate: function() {
-                       this.updateSelection();
-                       this.frame.on( 'open', this.updateSelection, this );
-
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               deactivate: function() {
-                       this.frame.off( 'open', this.updateSelection, this );
-
-                       media.controller.Library.prototype.deactivate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.5.0
-                */
-               updateSelection: function() {
-                       var selection = this.get('selection'),
-                               id = media.view.settings.post.featuredImageId,
-                               attachment;
-
-                       if ( '' !== id && -1 !== id ) {
-                               attachment = media.model.Attachment.get( id );
-                               attachment.fetch();
-                       }
-
-                       selection.reset( attachment ? [ attachment ] : [] );
-               }
-       });
-
-       /**
-        * wp.media.controller.ReplaceImage
-        *
-        * A state for replacing an image.
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                     [attributes]                         The attributes hash passed to the state.
-        * @param {string}                     [attributes.id=replace-image]        Unique identifier.
-        * @param {string}                     [attributes.title=Replace Image]     Title for the state. Displays in the media menu and the frame's title region.
-        * @param {wp.media.model.Attachments} [attributes.library]                 The attachments collection to browse.
-        *                                                                          If one is not supplied, a collection of all images will be created.
-        * @param {boolean}                    [attributes.multiple=false]          Whether multi-select is enabled.
-        * @param {string}                     [attributes.content=upload]          Initial mode for the content region.
-        *                                                                          Overridden by persistent user setting if 'contentUserSetting' is true.
-        * @param {string}                     [attributes.menu=default]            Initial mode for the menu region.
-        * @param {string}                     [attributes.router=browse]           Initial mode for the router region.
-        * @param {string}                     [attributes.toolbar=replace]         Initial mode for the toolbar region.
-        * @param {int}                        [attributes.priority=60]             The priority for the state link in the media menu.
-        * @param {boolean}                    [attributes.searchable=true]         Whether the library is searchable.
-        * @param {boolean|string}             [attributes.filterable=uploaded]     Whether the library is filterable, and if so what filters should be shown.
-        *                                                                          Accepts 'all', 'uploaded', or 'unattached'.
-        * @param {boolean}                    [attributes.sortable=true]           Whether the Attachments should be sortable. Depends on the orderby property being set to menuOrder on the attachments collection.
-        * @param {boolean}                    [attributes.autoSelect=true]         Whether an uploaded attachment should be automatically added to the selection.
-        * @param {boolean}                    [attributes.describe=false]          Whether to offer UI to describe attachments - e.g. captioning images in a gallery.
-        * @param {boolean}                    [attributes.contentUserSetting=true] Whether the content region's mode should be set and persisted per user.
-        * @param {boolean}                    [attributes.syncSelection=true]      Whether the Attachments selection should be persisted from the last state.
-        */
-       media.controller.ReplaceImage = media.controller.Library.extend({
-               defaults: _.defaults({
-                       id:            'replace-image',
-                       title:         l10n.replaceImageTitle,
-                       multiple:      false,
-                       filterable:    'uploaded',
-                       toolbar:       'replace',
-                       menu:          false,
-                       priority:      60,
-                       syncSelection: true
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.9.0
-                *
-                * @param options
-                */
-               initialize: function( options ) {
-                       var library, comparator;
-
-                       this.image = options.image;
-                       // If we haven't been provided a `library`, create a `Selection`.
-                       if ( ! this.get('library') ) {
-                               this.set( 'library', media.query({ type: 'image' }) );
-                       }
-
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-
-                       library    = this.get('library');
-                       comparator = library.comparator;
-
-                       // Overload the library's comparator to push items that are not in
-                       // the mirrored query to the front of the aggregate collection.
-                       library.comparator = function( a, b ) {
-                               var aInQuery = !! this.mirroring.get( a.cid ),
-                                       bInQuery = !! this.mirroring.get( b.cid );
-
-                               if ( ! aInQuery && bInQuery ) {
-                                       return -1;
-                               } else if ( aInQuery && ! bInQuery ) {
-                                       return 1;
-                               } else {
-                                       return comparator.apply( this, arguments );
-                               }
-                       };
-
-                       // Add all items in the selection to the library, so any featured
-                       // images that are not initially loaded still appear.
-                       library.observe( this.get('selection') );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       this.updateSelection();
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               updateSelection: function() {
-                       var selection = this.get('selection'),
-                               attachment = this.image.attachment;
-
-                       selection.reset( attachment ? [ attachment ] : [] );
-               }
-       });
-
-       /**
-        * wp.media.controller.EditImage
-        *
-        * A state for editing (cropping, etc.) an image.
-        *
-        * @class
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object}                    attributes                      The attributes hash passed to the state.
-        * @param {wp.media.model.Attachment} attributes.model                The attachment.
-        * @param {string}                    [attributes.id=edit-image]      Unique identifier.
-        * @param {string}                    [attributes.title=Edit Image]   Title for the state. Displays in the media menu and the frame's title region.
-        * @param {string}                    [attributes.content=edit-image] Initial mode for the content region.
-        * @param {string}                    [attributes.toolbar=edit-image] Initial mode for the toolbar region.
-        * @param {string}                    [attributes.menu=false]         Initial mode for the menu region.
-        * @param {string}                    [attributes.url]                Unused. @todo Consider removal.
-        */
-       media.controller.EditImage = media.controller.State.extend({
-               defaults: {
-                       id:      'edit-image',
-                       title:   l10n.editImage,
-                       menu:    false,
-                       toolbar: 'edit-image',
-                       content: 'edit-image',
-                       url:     ''
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       this.listenTo( this.frame, 'toolbar:render:edit-image', this.toolbar );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               deactivate: function() {
-                       this.stopListening( this.frame );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               toolbar: function() {
-                       var frame = this.frame,
-                               lastState = frame.lastState(),
-                               previous = lastState && lastState.id;
-
-                       frame.toolbar.set( new media.view.Toolbar({
-                               controller: frame,
-                               items: {
-                                       back: {
-                                               style: 'primary',
-                                               text:     l10n.back,
-                                               priority: 20,
-                                               click:    function() {
-                                                       if ( previous ) {
-                                                               frame.setState( previous );
-                                                       } else {
-                                                               frame.close();
-                                                       }
-                                               }
-                                       }
-                               }
-                       }) );
-               }
-       });
-
-       /**
-        * wp.media.controller.MediaLibrary
-        *
-        * @class
-        * @augments wp.media.controller.Library
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        */
-       media.controller.MediaLibrary = media.controller.Library.extend({
-               defaults: _.defaults({
-                       // Attachments browser defaults. @see media.view.AttachmentsBrowser
-                       filterable:      'uploaded',
-
-                       displaySettings: false,
-                       priority:        80,
-                       syncSelection:   false
-               }, media.controller.Library.prototype.defaults ),
-
-               /**
-                * @since 3.9.0
-                *
-                * @param options
-                */
-               initialize: function( options ) {
-                       this.media = options.media;
-                       this.type = options.type;
-                       this.set( 'library', media.query({ type: this.type }) );
-
-                       media.controller.Library.prototype.initialize.apply( this, arguments );
-               },
-
-               /**
-                * @since 3.9.0
-                */
-               activate: function() {
-                       // @todo this should use this.frame.
-                       if ( media.frame.lastMime ) {
-                               this.set( 'library', media.query({ type: media.frame.lastMime }) );
-                               delete media.frame.lastMime;
-                       }
-                       media.controller.Library.prototype.activate.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.controller.Embed
-        *
-        * A state for embedding media from a URL.
-        *
-        * @class
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        *
-        * @param {object} attributes                         The attributes hash passed to the state.
-        * @param {string} [attributes.id=embed]              Unique identifier.
-        * @param {string} [attributes.title=Insert From URL] Title for the state. Displays in the media menu and the frame's title region.
-        * @param {string} [attributes.content=embed]         Initial mode for the content region.
-        * @param {string} [attributes.menu=default]          Initial mode for the menu region.
-        * @param {string} [attributes.toolbar=main-embed]    Initial mode for the toolbar region.
-        * @param {string} [attributes.menu=false]            Initial mode for the menu region.
-        * @param {int}    [attributes.priority=120]          The priority for the state link in the media menu.
-        * @param {string} [attributes.type=link]             The type of embed. Currently only link is supported.
-        * @param {string} [attributes.url]                   The embed URL.
-        * @param {object} [attributes.metadata={}]           Properties of the embed, which will override attributes.url if set.
-        */
-       media.controller.Embed = media.controller.State.extend({
-               defaults: {
-                       id:       'embed',
-                       title:    l10n.insertFromUrlTitle,
-                       content:  'embed',
-                       menu:     'default',
-                       toolbar:  'main-embed',
-                       priority: 120,
-                       type:     'link',
-                       url:      '',
-                       metadata: {}
-               },
-
-               // The amount of time used when debouncing the scan.
-               sensitivity: 200,
-
-               initialize: function(options) {
-                       this.metadata = options.metadata;
-                       this.debouncedScan = _.debounce( _.bind( this.scan, this ), this.sensitivity );
-                       this.props = new Backbone.Model( this.metadata || { url: '' });
-                       this.props.on( 'change:url', this.debouncedScan, this );
-                       this.props.on( 'change:url', this.refresh, this );
-                       this.on( 'scan', this.scanImage, this );
-               },
-
-               /**
-                * Trigger a scan of the embedded URL's content for metadata required to embed.
-                *
-                * @fires wp.media.controller.Embed#scan
-                */
-               scan: function() {
-                       var scanners,
-                               embed = this,
-                               attributes = {
-                                       type: 'link',
-                                       scanners: []
-                               };
-
-                       // Scan is triggered with the list of `attributes` to set on the
-                       // state, useful for the 'type' attribute and 'scanners' attribute,
-                       // an array of promise objects for asynchronous scan operations.
-                       if ( this.props.get('url') ) {
-                               this.trigger( 'scan', attributes );
-                       }
-
-                       if ( attributes.scanners.length ) {
-                               scanners = attributes.scanners = $.when.apply( $, attributes.scanners );
-                               scanners.always( function() {
-                                       if ( embed.get('scanners') === scanners ) {
-                                               embed.set( 'loading', false );
-                                       }
-                               });
-                       } else {
-                               attributes.scanners = null;
-                       }
-
-                       attributes.loading = !! attributes.scanners;
-                       this.set( attributes );
-               },
-               /**
-                * Try scanning the embed as an image to discover its dimensions.
-                *
-                * @param {Object} attributes
-                */
-               scanImage: function( attributes ) {
-                       var frame = this.frame,
-                               state = this,
-                               url = this.props.get('url'),
-                               image = new Image(),
-                               deferred = $.Deferred();
-
-                       attributes.scanners.push( deferred.promise() );
-
-                       // Try to load the image and find its width/height.
-                       image.onload = function() {
-                               deferred.resolve();
-
-                               if ( state !== frame.state() || url !== state.props.get('url') ) {
-                                       return;
-                               }
-
-                               state.set({
-                                       type: 'image'
-                               });
-
-                               state.props.set({
-                                       width:  image.width,
-                                       height: image.height
-                               });
-                       };
-
-                       image.onerror = deferred.reject;
-                       image.src = url;
-               },
-
-               refresh: function() {
-                       this.frame.toolbar.get().refresh();
-               },
-
-               reset: function() {
-                       this.props.clear().set({ url: '' });
-
-                       if ( this.active ) {
-                               this.refresh();
-                       }
-               }
-       });
-
-       /**
-        * wp.media.controller.Cropper
-        *
-        * A state for cropping an image.
-        *
-        * @class
-        * @augments wp.media.controller.State
-        * @augments Backbone.Model
-        */
-       media.controller.Cropper = media.controller.State.extend({
-               defaults: {
-                       id:          'cropper',
-                       title:       l10n.cropImage,
-                       // Region mode defaults.
-                       toolbar:     'crop',
-                       content:     'crop',
-                       router:      false,
-
-                       canSkipCrop: false
-               },
-
-               activate: function() {
-                       this.frame.on( 'content:create:crop', this.createCropContent, this );
-                       this.frame.on( 'close', this.removeCropper, this );
-                       this.set('selection', new Backbone.Collection(this.frame._selection.single));
-               },
-
-               deactivate: function() {
-                       this.frame.toolbar.mode('browse');
-               },
-
-               createCropContent: function() {
-                       this.cropperView = new wp.media.view.Cropper({controller: this,
-                                       attachment: this.get('selection').first() });
-                       this.cropperView.on('image-loaded', this.createCropToolbar, this);
-                       this.frame.content.set(this.cropperView);
-
-               },
-               removeCropper: function() {
-                       this.imgSelect.cancelSelection();
-                       this.imgSelect.setOptions({remove: true});
-                       this.imgSelect.update();
-                       this.cropperView.remove();
-               },
-               createCropToolbar: function() {
-                       var canSkipCrop, toolbarOptions;
-
-                       canSkipCrop = this.get('canSkipCrop') || false;
-
-                       toolbarOptions = {
-                               controller: this.frame,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     l10n.cropImage,
-                                               priority: 80,
-                                               requires: { library: false, selection: false },
-
-                                               click: function() {
-                                                       var self = this,
-                                                               selection = this.controller.state().get('selection').first();
-
-                                                       selection.set({cropDetails: this.controller.state().imgSelect.getSelection()});
-
-                                                       this.$el.text(l10n.cropping);
-                                                       this.$el.attr('disabled', true);
-                                                       this.controller.state().doCrop( selection ).done( function( croppedImage ) {
-                                                               self.controller.trigger('cropped', croppedImage );
-                                                               self.controller.close();
-                                                       }).fail( function() {
-                                                               self.controller.trigger('content:error:crop');
-                                                       });
-                                               }
-                                       }
-                               }
-                       };
-
-                       if ( canSkipCrop ) {
-                               _.extend( toolbarOptions.items, {
-                                       skip: {
-                                               style:      'secondary',
-                                               text:       l10n.skipCropping,
-                                               priority:   70,
-                                               requires:   { library: false, selection: false },
-                                               click:      function() {
-                                                       var selection = this.controller.state().get('selection').first();
-                                                       this.controller.state().cropperView.remove();
-                                                       this.controller.trigger('skippedcrop', selection);
-                                                       this.controller.close();
-                                               }
-                                       }
-                               });
-                       }
-
-                       this.frame.toolbar.set( new wp.media.view.Toolbar(toolbarOptions) );
-               },
-
-               doCrop: function( attachment ) {
-                       return wp.ajax.post( 'custom-header-crop', {
-                               nonce: attachment.get('nonces').edit,
-                               id: attachment.get('id'),
-                               cropDetails: attachment.get('cropDetails')
-                       } );
-               }
-       });
-
-       /**
-        * wp.media.View
-        *
-        * The base view class for media.
-        *
-        * Undelegating events, removing events from the model, and
-        * removing events from the controller mirror the code for
-        * `Backbone.View.dispose` in Backbone 0.9.8 development.
-        *
-        * This behavior has since been removed, and should not be used
-        * outside of the media manager.
-        *
-        * @class
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.View = wp.Backbone.View.extend({
-               constructor: function( options ) {
-                       if ( options && options.controller ) {
-                               this.controller = options.controller;
-                       }
-                       wp.Backbone.View.apply( this, arguments );
-               },
-               /**
-                * @todo The internal comment mentions this might have been a stop-gap
-                *       before Backbone 0.9.8 came out. Figure out if Backbone core takes
-                *       care of this in Backbone.View now.
-                *
-                * @returns {wp.media.View} Returns itself to allow chaining
-                */
-               dispose: function() {
-                       // Undelegating events, removing events from the model, and
-                       // removing events from the controller mirror the code for
-                       // `Backbone.View.dispose` in Backbone 0.9.8 development.
-                       this.undelegateEvents();
-
-                       if ( this.model && this.model.off ) {
-                               this.model.off( null, null, this );
-                       }
-
-                       if ( this.collection && this.collection.off ) {
-                               this.collection.off( null, null, this );
-                       }
-
-                       // Unbind controller events.
-                       if ( this.controller && this.controller.off ) {
-                               this.controller.off( null, null, this );
-                       }
-
-                       return this;
-               },
-               /**
-                * @returns {wp.media.View} Returns itself to allow chaining
-                */
-               remove: function() {
-                       this.dispose();
-                       /**
-                        * call 'remove' directly on the parent class
-                        */
-                       return wp.Backbone.View.prototype.remove.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.view.Frame
-        *
-        * A frame is a composite view consisting of one or more regions and one or more
-        * states.
-        *
-        * @see wp.media.controller.State
-        * @see wp.media.controller.Region
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.Frame = media.View.extend({
-               initialize: function() {
-                       _.defaults( this.options, {
-                               mode: [ 'select' ]
-                       });
-                       this._createRegions();
-                       this._createStates();
-                       this._createModes();
-               },
-
-               _createRegions: function() {
-                       // Clone the regions array.
-                       this.regions = this.regions ? this.regions.slice() : [];
-
-                       // Initialize regions.
-                       _.each( this.regions, function( region ) {
-                               this[ region ] = new media.controller.Region({
-                                       view:     this,
-                                       id:       region,
-                                       selector: '.media-frame-' + region
-                               });
-                       }, this );
-               },
-               /**
-                * Create the frame's states.
-                *
-                * @see wp.media.controller.State
-                * @see wp.media.controller.StateMachine
-                *
-                * @fires wp.media.controller.State#ready
-                */
-               _createStates: function() {
-                       // Create the default `states` collection.
-                       this.states = new Backbone.Collection( null, {
-                               model: media.controller.State
-                       });
-
-                       // Ensure states have a reference to the frame.
-                       this.states.on( 'add', function( model ) {
-                               model.frame = this;
-                               model.trigger('ready');
-                       }, this );
-
-                       if ( this.options.states ) {
-                               this.states.add( this.options.states );
-                       }
-               },
-
-               /**
-                * A frame can be in a mode or multiple modes at one time.
-                *
-                * For example, the manage media frame can be in the `Bulk Select` or `Edit` mode.
-                */
-               _createModes: function() {
-                       // Store active "modes" that the frame is in. Unrelated to region modes.
-                       this.activeModes = new Backbone.Collection();
-                       this.activeModes.on( 'add remove reset', _.bind( this.triggerModeEvents, this ) );
-
-                       _.each( this.options.mode, function( mode ) {
-                               this.activateMode( mode );
-                       }, this );
-               },
-               /**
-                * Reset all states on the frame to their defaults.
-                *
-                * @returns {wp.media.view.Frame} Returns itself to allow chaining
-                */
-               reset: function() {
-                       this.states.invoke( 'trigger', 'reset' );
-                       return this;
-               },
-               /**
-                * Map activeMode collection events to the frame.
-                */
-               triggerModeEvents: function( model, collection, options ) {
-                       var collectionEvent,
-                               modeEventMap = {
-                                       add: 'activate',
-                                       remove: 'deactivate'
-                               },
-                               eventToTrigger;
-                       // Probably a better way to do this.
-                       _.each( options, function( value, key ) {
-                               if ( value ) {
-                                       collectionEvent = key;
-                               }
-                       } );
-
-                       if ( ! _.has( modeEventMap, collectionEvent ) ) {
-                               return;
-                       }
-
-                       eventToTrigger = model.get('id') + ':' + modeEventMap[collectionEvent];
-                       this.trigger( eventToTrigger );
-               },
-               /**
-                * Activate a mode on the frame.
-                *
-                * @param string mode Mode ID.
-                * @returns {this} Returns itself to allow chaining.
-                */
-               activateMode: function( mode ) {
-                       // Bail if the mode is already active.
-                       if ( this.isModeActive( mode ) ) {
-                               return;
-                       }
-                       this.activeModes.add( [ { id: mode } ] );
-                       // Add a CSS class to the frame so elements can be styled for the mode.
-                       this.$el.addClass( 'mode-' + mode );
-
-                       return this;
-               },
-               /**
-                * Deactivate a mode on the frame.
-                *
-                * @param string mode Mode ID.
-                * @returns {this} Returns itself to allow chaining.
-                */
-               deactivateMode: function( mode ) {
-                       // Bail if the mode isn't active.
-                       if ( ! this.isModeActive( mode ) ) {
-                               return this;
-                       }
-                       this.activeModes.remove( this.activeModes.where( { id: mode } ) );
-                       this.$el.removeClass( 'mode-' + mode );
-                       /**
-                        * Frame mode deactivation event.
-                        *
-                        * @event this#{mode}:deactivate
-                        */
-                       this.trigger( mode + ':deactivate' );
-
-                       return this;
-               },
-               /**
-                * Check if a mode is enabled on the frame.
-                *
-                * @param  string mode Mode ID.
-                * @return bool
-                */
-               isModeActive: function( mode ) {
-                       return Boolean( this.activeModes.where( { id: mode } ).length );
-               }
-       });
-
-       // Make the `Frame` a `StateMachine`.
-       _.extend( media.view.Frame.prototype, media.controller.StateMachine.prototype );
-
-       /**
-        * wp.media.view.MediaFrame
-        *
-        * The frame used to create the media modal.
-        *
-        * @class
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame = media.view.Frame.extend({
-               className: 'media-frame',
-               template:  media.template('media-frame'),
-               regions:   ['menu','title','content','toolbar','router'],
-
-               events: {
-                       'click div.media-frame-title h1': 'toggleMenu'
-               },
-
-               /**
-                * @global wp.Uploader
-                */
-               initialize: function() {
-                       media.view.Frame.prototype.initialize.apply( this, arguments );
-
-                       _.defaults( this.options, {
-                               title:    '',
-                               modal:    true,
-                               uploader: true
-                       });
-
-                       // Ensure core UI is enabled.
-                       this.$el.addClass('wp-core-ui');
-
-                       // Initialize modal container view.
-                       if ( this.options.modal ) {
-                               this.modal = new media.view.Modal({
-                                       controller: this,
-                                       title:      this.options.title
-                               });
-
-                               this.modal.content( this );
-                       }
-
-                       // Force the uploader off if the upload limit has been exceeded or
-                       // if the browser isn't supported.
-                       if ( wp.Uploader.limitExceeded || ! wp.Uploader.browser.supported ) {
-                               this.options.uploader = false;
-                       }
-
-                       // Initialize window-wide uploader.
-                       if ( this.options.uploader ) {
-                               this.uploader = new media.view.UploaderWindow({
-                                       controller: this,
-                                       uploader: {
-                                               dropzone:  this.modal ? this.modal.$el : this.$el,
-                                               container: this.$el
-                                       }
-                               });
-                               this.views.set( '.media-frame-uploader', this.uploader );
-                       }
-
-                       this.on( 'attach', _.bind( this.views.ready, this.views ), this );
-
-                       // Bind default title creation.
-                       this.on( 'title:create:default', this.createTitle, this );
-                       this.title.mode('default');
-
-                       this.on( 'title:render', function( view ) {
-                               view.$el.append( '<span class="dashicons dashicons-arrow-down"></span>' );
-                       });
-
-                       // Bind default menu.
-                       this.on( 'menu:create:default', this.createMenu, this );
-               },
-               /**
-                * @returns {wp.media.view.MediaFrame} Returns itself to allow chaining
-                */
-               render: function() {
-                       // Activate the default state if no active state exists.
-                       if ( ! this.state() && this.options.state ) {
-                               this.setState( this.options.state );
-                       }
-                       /**
-                        * call 'render' directly on the parent class
-                        */
-                       return media.view.Frame.prototype.render.apply( this, arguments );
-               },
-               /**
-                * @param {Object} title
-                * @this wp.media.controller.Region
-                */
-               createTitle: function( title ) {
-                       title.view = new media.View({
-                               controller: this,
-                               tagName: 'h1'
-                       });
-               },
-               /**
-                * @param {Object} menu
-                * @this wp.media.controller.Region
-                */
-               createMenu: function( menu ) {
-                       menu.view = new media.view.Menu({
-                               controller: this
-                       });
-               },
-
-               toggleMenu: function() {
-                       this.$el.find( '.media-menu' ).toggleClass( 'visible' );
-               },
-
-               /**
-                * @param {Object} toolbar
-                * @this wp.media.controller.Region
-                */
-               createToolbar: function( toolbar ) {
-                       toolbar.view = new media.view.Toolbar({
-                               controller: this
-                       });
-               },
-               /**
-                * @param {Object} router
-                * @this wp.media.controller.Region
-                */
-               createRouter: function( router ) {
-                       router.view = new media.view.Router({
-                               controller: this
-                       });
-               },
-               /**
-                * @param {Object} options
-                */
-               createIframeStates: function( options ) {
-                       var settings = media.view.settings,
-                               tabs = settings.tabs,
-                               tabUrl = settings.tabUrl,
-                               $postId;
-
-                       if ( ! tabs || ! tabUrl ) {
-                               return;
-                       }
-
-                       // Add the post ID to the tab URL if it exists.
-                       $postId = $('#post_ID');
-                       if ( $postId.length ) {
-                               tabUrl += '&post_id=' + $postId.val();
-                       }
-
-                       // Generate the tab states.
-                       _.each( tabs, function( title, id ) {
-                               this.state( 'iframe:' + id ).set( _.defaults({
-                                       tab:     id,
-                                       src:     tabUrl + '&tab=' + id,
-                                       title:   title,
-                                       content: 'iframe',
-                                       menu:    'default'
-                               }, options ) );
-                       }, this );
-
-                       this.on( 'content:create:iframe', this.iframeContent, this );
-                       this.on( 'content:deactivate:iframe', this.iframeContentCleanup, this );
-                       this.on( 'menu:render:default', this.iframeMenu, this );
-                       this.on( 'open', this.hijackThickbox, this );
-                       this.on( 'close', this.restoreThickbox, this );
-               },
-
-               /**
-                * @param {Object} content
-                * @this wp.media.controller.Region
-                */
-               iframeContent: function( content ) {
-                       this.$el.addClass('hide-toolbar');
-                       content.view = new media.view.Iframe({
-                               controller: this
-                       });
-               },
-
-               iframeContentCleanup: function() {
-                       this.$el.removeClass('hide-toolbar');
-               },
-
-               iframeMenu: function( view ) {
-                       var views = {};
-
-                       if ( ! view ) {
-                               return;
-                       }
-
-                       _.each( media.view.settings.tabs, function( title, id ) {
-                               views[ 'iframe:' + id ] = {
-                                       text: this.state( 'iframe:' + id ).get('title'),
-                                       priority: 200
-                               };
-                       }, this );
-
-                       view.set( views );
-               },
-
-               hijackThickbox: function() {
-                       var frame = this;
-
-                       if ( ! window.tb_remove || this._tb_remove ) {
-                               return;
-                       }
-
-                       this._tb_remove = window.tb_remove;
-                       window.tb_remove = function() {
-                               frame.close();
-                               frame.reset();
-                               frame.setState( frame.options.state );
-                               frame._tb_remove.call( window );
-                       };
-               },
-
-               restoreThickbox: function() {
-                       if ( ! this._tb_remove ) {
-                               return;
-                       }
-
-                       window.tb_remove = this._tb_remove;
-                       delete this._tb_remove;
-               }
-       });
-
-       // Map some of the modal's methods to the frame.
-       _.each(['open','close','attach','detach','escape'], function( method ) {
-               /**
-                * @returns {wp.media.view.MediaFrame} Returns itself to allow chaining
-                */
-               media.view.MediaFrame.prototype[ method ] = function() {
-                       if ( this.modal ) {
-                               this.modal[ method ].apply( this.modal, arguments );
-                       }
-                       return this;
-               };
-       });
-
-       /**
-        * wp.media.view.MediaFrame.Select
-        *
-        * A frame for selecting an item or items from the media library.
-        *
-        * @class
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.Select = media.view.MediaFrame.extend({
-               initialize: function() {
-                       // Call 'initialize' directly on the parent class.
-                       media.view.MediaFrame.prototype.initialize.apply( this, arguments );
-
-                       _.defaults( this.options, {
-                               selection: [],
-                               library:   {},
-                               multiple:  false,
-                               state:    'library'
-                       });
-
-                       this.createSelection();
-                       this.createStates();
-                       this.bindHandlers();
-               },
-
-               /**
-                * Attach a selection collection to the frame.
-                *
-                * A selection is a collection of attachments used for a specific purpose
-                * by a media frame. e.g. Selecting an attachment (or many) to insert into
-                * post content.
-                *
-                * @see media.model.Selection
-                */
-               createSelection: function() {
-                       var selection = this.options.selection;
-
-                       if ( ! (selection instanceof media.model.Selection) ) {
-                               this.options.selection = new media.model.Selection( selection, {
-                                       multiple: this.options.multiple
-                               });
-                       }
-
-                       this._selection = {
-                               attachments: new media.model.Attachments(),
-                               difference: []
-                       };
-               },
-
-               /**
-                * Create the default states on the frame.
-                */
-               createStates: function() {
-                       var options = this.options;
-
-                       if ( this.options.states ) {
-                               return;
-                       }
-
-                       // Add the default states.
-                       this.states.add([
-                               // Main states.
-                               new media.controller.Library({
-                                       library:   media.query( options.library ),
-                                       multiple:  options.multiple,
-                                       title:     options.title,
-                                       priority:  20
-                               })
-                       ]);
-               },
-
-               /**
-                * Bind region mode event callbacks.
-                *
-                * @see media.controller.Region.render
-                */
-               bindHandlers: function() {
-                       this.on( 'router:create:browse', this.createRouter, this );
-                       this.on( 'router:render:browse', this.browseRouter, this );
-                       this.on( 'content:create:browse', this.browseContent, this );
-                       this.on( 'content:render:upload', this.uploadContent, this );
-                       this.on( 'toolbar:create:select', this.createSelectToolbar, this );
-               },
-
-               /**
-                * Render callback for the router region in the `browse` mode.
-                *
-                * @param {wp.media.view.Router} routerView
-                */
-               browseRouter: function( routerView ) {
-                       routerView.set({
-                               upload: {
-                                       text:     l10n.uploadFilesTitle,
-                                       priority: 20
-                               },
-                               browse: {
-                                       text:     l10n.mediaLibraryTitle,
-                                       priority: 40
-                               }
-                       });
-               },
-
-               /**
-                * Render callback for the content region in the `browse` mode.
-                *
-                * @param {wp.media.controller.Region} contentRegion
-                */
-               browseContent: function( contentRegion ) {
-                       var state = this.state();
-
-                       this.$el.removeClass('hide-toolbar');
-
-                       // Browse our library of attachments.
-                       contentRegion.view = new media.view.AttachmentsBrowser({
-                               controller: this,
-                               collection: state.get('library'),
-                               selection:  state.get('selection'),
-                               model:      state,
-                               sortable:   state.get('sortable'),
-                               search:     state.get('searchable'),
-                               filters:    state.get('filterable'),
-                               date:       state.get('date'),
-                               display:    state.has('display') ? state.get('display') : state.get('displaySettings'),
-                               dragInfo:   state.get('dragInfo'),
-
-                               idealColumnWidth: state.get('idealColumnWidth'),
-                               suggestedWidth:   state.get('suggestedWidth'),
-                               suggestedHeight:  state.get('suggestedHeight'),
-
-                               AttachmentView: state.get('AttachmentView')
-                       });
-               },
-
-               /**
-                * Render callback for the content region in the `upload` mode.
-                */
-               uploadContent: function() {
-                       this.$el.removeClass( 'hide-toolbar' );
-                       this.content.set( new media.view.UploaderInline({
-                               controller: this
-                       }) );
-               },
-
-               /**
-                * Toolbars
-                *
-                * @param {Object} toolbar
-                * @param {Object} [options={}]
-                * @this wp.media.controller.Region
-                */
-               createSelectToolbar: function( toolbar, options ) {
-                       options = options || this.options.button || {};
-                       options.controller = this;
-
-                       toolbar.view = new media.view.Toolbar.Select( options );
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.Post
-        *
-        * The frame for manipulating media on the Edit Post page.
-        *
-        * @class
-        * @augments wp.media.view.MediaFrame.Select
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.Post = media.view.MediaFrame.Select.extend({
-               initialize: function() {
-                       this.counts = {
-                               audio: {
-                                       count: media.view.settings.attachmentCounts.audio,
-                                       state: 'playlist'
-                               },
-                               video: {
-                                       count: media.view.settings.attachmentCounts.video,
-                                       state: 'video-playlist'
-                               }
-                       };
-
-                       _.defaults( this.options, {
-                               multiple:  true,
-                               editing:   false,
-                               state:    'insert',
-                               metadata:  {}
-                       });
-
-                       // Call 'initialize' directly on the parent class.
-                       media.view.MediaFrame.Select.prototype.initialize.apply( this, arguments );
-                       this.createIframeStates();
-
-               },
-
-               /**
-                * Create the default states.
-                */
-               createStates: function() {
-                       var options = this.options;
-
-                       this.states.add([
-                               // Main states.
-                               new media.controller.Library({
-                                       id:         'insert',
-                                       title:      l10n.insertMediaTitle,
-                                       priority:   20,
-                                       toolbar:    'main-insert',
-                                       filterable: 'all',
-                                       library:    media.query( options.library ),
-                                       multiple:   options.multiple ? 'reset' : false,
-                                       editable:   true,
-
-                                       // If the user isn't allowed to edit fields,
-                                       // can they still edit it locally?
-                                       allowLocalEdits: true,
-
-                                       // Show the attachment display settings.
-                                       displaySettings: true,
-                                       // Update user settings when users adjust the
-                                       // attachment display settings.
-                                       displayUserSettings: true
-                               }),
-
-                               new media.controller.Library({
-                                       id:         'gallery',
-                                       title:      l10n.createGalleryTitle,
-                                       priority:   40,
-                                       toolbar:    'main-gallery',
-                                       filterable: 'uploaded',
-                                       multiple:   'add',
-                                       editable:   false,
-
-                                       library:  media.query( _.defaults({
-                                               type: 'image'
-                                       }, options.library ) )
-                               }),
-
-                               // Embed states.
-                               new media.controller.Embed( { metadata: options.metadata } ),
-
-                               new media.controller.EditImage( { model: options.editImage } ),
-
-                               // Gallery states.
-                               new media.controller.GalleryEdit({
-                                       library: options.selection,
-                                       editing: options.editing,
-                                       menu:    'gallery'
-                               }),
-
-                               new media.controller.GalleryAdd(),
-
-                               new media.controller.Library({
-                                       id:         'playlist',
-                                       title:      l10n.createPlaylistTitle,
-                                       priority:   60,
-                                       toolbar:    'main-playlist',
-                                       filterable: 'uploaded',
-                                       multiple:   'add',
-                                       editable:   false,
-
-                                       library:  media.query( _.defaults({
-                                               type: 'audio'
-                                       }, options.library ) )
-                               }),
-
-                               // Playlist states.
-                               new media.controller.CollectionEdit({
-                                       type: 'audio',
-                                       collectionType: 'playlist',
-                                       title:          l10n.editPlaylistTitle,
-                                       SettingsView:   media.view.Settings.Playlist,
-                                       library:        options.selection,
-                                       editing:        options.editing,
-                                       menu:           'playlist',
-                                       dragInfoText:   l10n.playlistDragInfo,
-                                       dragInfo:       false
-                               }),
-
-                               new media.controller.CollectionAdd({
-                                       type: 'audio',
-                                       collectionType: 'playlist',
-                                       title: l10n.addToPlaylistTitle
-                               }),
-
-                               new media.controller.Library({
-                                       id:         'video-playlist',
-                                       title:      l10n.createVideoPlaylistTitle,
-                                       priority:   60,
-                                       toolbar:    'main-video-playlist',
-                                       filterable: 'uploaded',
-                                       multiple:   'add',
-                                       editable:   false,
-
-                                       library:  media.query( _.defaults({
-                                               type: 'video'
-                                       }, options.library ) )
-                               }),
-
-                               new media.controller.CollectionEdit({
-                                       type: 'video',
-                                       collectionType: 'playlist',
-                                       title:          l10n.editVideoPlaylistTitle,
-                                       SettingsView:   media.view.Settings.Playlist,
-                                       library:        options.selection,
-                                       editing:        options.editing,
-                                       menu:           'video-playlist',
-                                       dragInfoText:   l10n.videoPlaylistDragInfo,
-                                       dragInfo:       false
-                               }),
-
-                               new media.controller.CollectionAdd({
-                                       type: 'video',
-                                       collectionType: 'playlist',
-                                       title: l10n.addToVideoPlaylistTitle
-                               })
-                       ]);
-
-                       if ( media.view.settings.post.featuredImageId ) {
-                               this.states.add( new media.controller.FeaturedImage() );
-                       }
-               },
-
-               bindHandlers: function() {
-                       var handlers, checkCounts;
-
-                       media.view.MediaFrame.Select.prototype.bindHandlers.apply( this, arguments );
-
-                       this.on( 'activate', this.activate, this );
-
-                       // Only bother checking media type counts if one of the counts is zero
-                       checkCounts = _.find( this.counts, function( type ) {
-                               return type.count === 0;
-                       } );
-
-                       if ( typeof checkCounts !== 'undefined' ) {
-                               this.listenTo( media.model.Attachments.all, 'change:type', this.mediaTypeCounts );
-                       }
-
-                       this.on( 'menu:create:gallery', this.createMenu, this );
-                       this.on( 'menu:create:playlist', this.createMenu, this );
-                       this.on( 'menu:create:video-playlist', this.createMenu, this );
-                       this.on( 'toolbar:create:main-insert', this.createToolbar, this );
-                       this.on( 'toolbar:create:main-gallery', this.createToolbar, this );
-                       this.on( 'toolbar:create:main-playlist', this.createToolbar, this );
-                       this.on( 'toolbar:create:main-video-playlist', this.createToolbar, this );
-                       this.on( 'toolbar:create:featured-image', this.featuredImageToolbar, this );
-                       this.on( 'toolbar:create:main-embed', this.mainEmbedToolbar, this );
-
-                       handlers = {
-                               menu: {
-                                       'default': 'mainMenu',
-                                       'gallery': 'galleryMenu',
-                                       'playlist': 'playlistMenu',
-                                       'video-playlist': 'videoPlaylistMenu'
-                               },
-
-                               content: {
-                                       'embed':          'embedContent',
-                                       'edit-image':     'editImageContent',
-                                       'edit-selection': 'editSelectionContent'
-                               },
-
-                               toolbar: {
-                                       'main-insert':      'mainInsertToolbar',
-                                       'main-gallery':     'mainGalleryToolbar',
-                                       'gallery-edit':     'galleryEditToolbar',
-                                       'gallery-add':      'galleryAddToolbar',
-                                       'main-playlist':        'mainPlaylistToolbar',
-                                       'playlist-edit':        'playlistEditToolbar',
-                                       'playlist-add':         'playlistAddToolbar',
-                                       'main-video-playlist': 'mainVideoPlaylistToolbar',
-                                       'video-playlist-edit': 'videoPlaylistEditToolbar',
-                                       'video-playlist-add': 'videoPlaylistAddToolbar'
-                               }
-                       };
-
-                       _.each( handlers, function( regionHandlers, region ) {
-                               _.each( regionHandlers, function( callback, handler ) {
-                                       this.on( region + ':render:' + handler, this[ callback ], this );
-                               }, this );
-                       }, this );
-               },
-
-               activate: function() {
-                       // Hide menu items for states tied to particular media types if there are no items
-                       _.each( this.counts, function( type ) {
-                               if ( type.count < 1 ) {
-                                       this.menuItemVisibility( type.state, 'hide' );
-                               }
-                       }, this );
-               },
-
-               mediaTypeCounts: function( model, attr ) {
-                       if ( typeof this.counts[ attr ] !== 'undefined' && this.counts[ attr ].count < 1 ) {
-                               this.counts[ attr ].count++;
-                               this.menuItemVisibility( this.counts[ attr ].state, 'show' );
-                       }
-               },
-
-               // Menus
-               /**
-                * @param {wp.Backbone.View} view
-                */
-               mainMenu: function( view ) {
-                       view.set({
-                               'library-separator': new media.View({
-                                       className: 'separator',
-                                       priority: 100
-                               })
-                       });
-               },
-
-               menuItemVisibility: function( state, visibility ) {
-                       var menu = this.menu.get();
-                       if ( visibility === 'hide' ) {
-                               menu.hide( state );
-                       } else if ( visibility === 'show' ) {
-                               menu.show( state );
-                       }
-               },
-               /**
-                * @param {wp.Backbone.View} view
-                */
-               galleryMenu: function( view ) {
-                       var lastState = this.lastState(),
-                               previous = lastState && lastState.id,
-                               frame = this;
-
-                       view.set({
-                               cancel: {
-                                       text:     l10n.cancelGalleryTitle,
-                                       priority: 20,
-                                       click:    function() {
-                                               if ( previous ) {
-                                                       frame.setState( previous );
-                                               } else {
-                                                       frame.close();
-                                               }
-
-                                               // Keep focus inside media modal
-                                               // after canceling a gallery
-                                               this.controller.modal.focusManager.focus();
-                                       }
-                               },
-                               separateCancel: new media.View({
-                                       className: 'separator',
-                                       priority: 40
-                               })
-                       });
-               },
-
-               playlistMenu: function( view ) {
-                       var lastState = this.lastState(),
-                               previous = lastState && lastState.id,
-                               frame = this;
-
-                       view.set({
-                               cancel: {
-                                       text:     l10n.cancelPlaylistTitle,
-                                       priority: 20,
-                                       click:    function() {
-                                               if ( previous ) {
-                                                       frame.setState( previous );
-                                               } else {
-                                                       frame.close();
-                                               }
-                                       }
-                               },
-                               separateCancel: new media.View({
-                                       className: 'separator',
-                                       priority: 40
-                               })
-                       });
-               },
-
-               videoPlaylistMenu: function( view ) {
-                       var lastState = this.lastState(),
-                               previous = lastState && lastState.id,
-                               frame = this;
-
-                       view.set({
-                               cancel: {
-                                       text:     l10n.cancelVideoPlaylistTitle,
-                                       priority: 20,
-                                       click:    function() {
-                                               if ( previous ) {
-                                                       frame.setState( previous );
-                                               } else {
-                                                       frame.close();
-                                               }
-                                       }
-                               },
-                               separateCancel: new media.View({
-                                       className: 'separator',
-                                       priority: 40
-                               })
-                       });
-               },
-
-               // Content
-               embedContent: function() {
-                       var view = new media.view.Embed({
-                               controller: this,
-                               model:      this.state()
-                       }).render();
-
-                       this.content.set( view );
-
-                       if ( ! isTouchDevice ) {
-                               view.url.focus();
-                       }
-               },
-
-               editSelectionContent: function() {
-                       var state = this.state(),
-                               selection = state.get('selection'),
-                               view;
-
-                       view = new media.view.AttachmentsBrowser({
-                               controller: this,
-                               collection: selection,
-                               selection:  selection,
-                               model:      state,
-                               sortable:   true,
-                               search:     false,
-                               date:       false,
-                               dragInfo:   true,
-
-                               AttachmentView: media.view.Attachment.EditSelection
-                       }).render();
-
-                       view.toolbar.set( 'backToLibrary', {
-                               text:     l10n.returnToLibrary,
-                               priority: -100,
-
-                               click: function() {
-                                       this.controller.content.mode('browse');
-                               }
-                       });
-
-                       // Browse our library of attachments.
-                       this.content.set( view );
-
-                       // Trigger the controller to set focus
-                       this.trigger( 'edit:selection', this );
-               },
-
-               editImageContent: function() {
-                       var image = this.state().get('image'),
-                               view = new media.view.EditImage( { model: image, controller: this } ).render();
-
-                       this.content.set( view );
-
-                       // after creating the wrapper view, load the actual editor via an ajax call
-                       view.loadEditor();
-
-               },
-
-               // Toolbars
-
-               /**
-                * @param {wp.Backbone.View} view
-                */
-               selectionStatusToolbar: function( view ) {
-                       var editable = this.state().get('editable');
-
-                       view.set( 'selection', new media.view.Selection({
-                               controller: this,
-                               collection: this.state().get('selection'),
-                               priority:   -40,
-
-                               // If the selection is editable, pass the callback to
-                               // switch the content mode.
-                               editable: editable && function() {
-                                       this.controller.content.mode('edit-selection');
-                               }
-                       }).render() );
-               },
-
-               /**
-                * @param {wp.Backbone.View} view
-                */
-               mainInsertToolbar: function( view ) {
-                       var controller = this;
-
-                       this.selectionStatusToolbar( view );
-
-                       view.set( 'insert', {
-                               style:    'primary',
-                               priority: 80,
-                               text:     l10n.insertIntoPost,
-                               requires: { selection: true },
-
-                               /**
-                                * @fires wp.media.controller.State#insert
-                                */
-                               click: function() {
-                                       var state = controller.state(),
-                                               selection = state.get('selection');
-
-                                       controller.close();
-                                       state.trigger( 'insert', selection ).reset();
-                               }
-                       });
-               },
-
-               /**
-                * @param {wp.Backbone.View} view
-                */
-               mainGalleryToolbar: function( view ) {
-                       var controller = this;
-
-                       this.selectionStatusToolbar( view );
-
-                       view.set( 'gallery', {
-                               style:    'primary',
-                               text:     l10n.createNewGallery,
-                               priority: 60,
-                               requires: { selection: true },
-
-                               click: function() {
-                                       var selection = controller.state().get('selection'),
-                                               edit = controller.state('gallery-edit'),
-                                               models = selection.where({ type: 'image' });
-
-                                       edit.set( 'library', new media.model.Selection( models, {
-                                               props:    selection.props.toJSON(),
-                                               multiple: true
-                                       }) );
-
-                                       this.controller.setState('gallery-edit');
-
-                                       // Keep focus inside media modal
-                                       // after jumping to gallery view
-                                       this.controller.modal.focusManager.focus();
-                               }
-                       });
-               },
-
-               mainPlaylistToolbar: function( view ) {
-                       var controller = this;
-
-                       this.selectionStatusToolbar( view );
-
-                       view.set( 'playlist', {
-                               style:    'primary',
-                               text:     l10n.createNewPlaylist,
-                               priority: 100,
-                               requires: { selection: true },
-
-                               click: function() {
-                                       var selection = controller.state().get('selection'),
-                                               edit = controller.state('playlist-edit'),
-                                               models = selection.where({ type: 'audio' });
-
-                                       edit.set( 'library', new media.model.Selection( models, {
-                                               props:    selection.props.toJSON(),
-                                               multiple: true
-                                       }) );
-
-                                       this.controller.setState('playlist-edit');
-
-                                       // Keep focus inside media modal
-                                       // after jumping to playlist view
-                                       this.controller.modal.focusManager.focus();
-                               }
-                       });
-               },
-
-               mainVideoPlaylistToolbar: function( view ) {
-                       var controller = this;
-
-                       this.selectionStatusToolbar( view );
-
-                       view.set( 'video-playlist', {
-                               style:    'primary',
-                               text:     l10n.createNewVideoPlaylist,
-                               priority: 100,
-                               requires: { selection: true },
-
-                               click: function() {
-                                       var selection = controller.state().get('selection'),
-                                               edit = controller.state('video-playlist-edit'),
-                                               models = selection.where({ type: 'video' });
-
-                                       edit.set( 'library', new media.model.Selection( models, {
-                                               props:    selection.props.toJSON(),
-                                               multiple: true
-                                       }) );
-
-                                       this.controller.setState('video-playlist-edit');
-
-                                       // Keep focus inside media modal
-                                       // after jumping to video playlist view
-                                       this.controller.modal.focusManager.focus();
-                               }
-                       });
-               },
-
-               featuredImageToolbar: function( toolbar ) {
-                       this.createSelectToolbar( toolbar, {
-                               text:  l10n.setFeaturedImage,
-                               state: this.options.state
-                       });
-               },
-
-               mainEmbedToolbar: function( toolbar ) {
-                       toolbar.view = new media.view.Toolbar.Embed({
-                               controller: this
-                       });
-               },
-
-               galleryEditToolbar: function() {
-                       var editing = this.state().get('editing');
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     editing ? l10n.updateGallery : l10n.insertGallery,
-                                               priority: 80,
-                                               requires: { library: true },
-
-                                               /**
-                                                * @fires wp.media.controller.State#update
-                                                */
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state();
-
-                                                       controller.close();
-                                                       state.trigger( 'update', state.get('library') );
-
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               galleryAddToolbar: function() {
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     l10n.addToGallery,
-                                               priority: 80,
-                                               requires: { selection: true },
-
-                                               /**
-                                                * @fires wp.media.controller.State#reset
-                                                */
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state(),
-                                                               edit = controller.state('gallery-edit');
-
-                                                       edit.get('library').add( state.get('selection').models );
-                                                       state.trigger('reset');
-                                                       controller.setState('gallery-edit');
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               playlistEditToolbar: function() {
-                       var editing = this.state().get('editing');
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     editing ? l10n.updatePlaylist : l10n.insertPlaylist,
-                                               priority: 80,
-                                               requires: { library: true },
-
-                                               /**
-                                                * @fires wp.media.controller.State#update
-                                                */
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state();
-
-                                                       controller.close();
-                                                       state.trigger( 'update', state.get('library') );
-
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               playlistAddToolbar: function() {
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     l10n.addToPlaylist,
-                                               priority: 80,
-                                               requires: { selection: true },
-
-                                               /**
-                                                * @fires wp.media.controller.State#reset
-                                                */
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state(),
-                                                               edit = controller.state('playlist-edit');
-
-                                                       edit.get('library').add( state.get('selection').models );
-                                                       state.trigger('reset');
-                                                       controller.setState('playlist-edit');
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               videoPlaylistEditToolbar: function() {
-                       var editing = this.state().get('editing');
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     editing ? l10n.updateVideoPlaylist : l10n.insertVideoPlaylist,
-                                               priority: 140,
-                                               requires: { library: true },
-
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state(),
-                                                               library = state.get('library');
-
-                                                       library.type = 'video';
-
-                                                       controller.close();
-                                                       state.trigger( 'update', library );
-
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               videoPlaylistAddToolbar: function() {
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       insert: {
-                                               style:    'primary',
-                                               text:     l10n.addToVideoPlaylist,
-                                               priority: 140,
-                                               requires: { selection: true },
-
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state(),
-                                                               edit = controller.state('video-playlist-edit');
-
-                                                       edit.get('library').add( state.get('selection').models );
-                                                       state.trigger('reset');
-                                                       controller.setState('video-playlist-edit');
-                                               }
-                                       }
-                               }
-                       }) );
-               }
-       });
-
-       /**
-        * wp.media.view.MediaFrame.ImageDetails
-        *
-        * A media frame for manipulating an image that's already been inserted
-        * into a post.
-        *
-        * @class
-        * @augments wp.media.view.MediaFrame.Select
-        * @augments wp.media.view.MediaFrame
-        * @augments wp.media.view.Frame
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        * @mixes wp.media.controller.StateMachine
-        */
-       media.view.MediaFrame.ImageDetails = media.view.MediaFrame.Select.extend({
-               defaults: {
-                       id:      'image',
-                       url:     '',
-                       menu:    'image-details',
-                       content: 'image-details',
-                       toolbar: 'image-details',
-                       type:    'link',
-                       title:    l10n.imageDetailsTitle,
-                       priority: 120
-               },
-
-               initialize: function( options ) {
-                       this.image = new media.model.PostImage( options.metadata );
-                       this.options.selection = new media.model.Selection( this.image.attachment, { multiple: false } );
-                       media.view.MediaFrame.Select.prototype.initialize.apply( this, arguments );
-               },
-
-               bindHandlers: function() {
-                       media.view.MediaFrame.Select.prototype.bindHandlers.apply( this, arguments );
-                       this.on( 'menu:create:image-details', this.createMenu, this );
-                       this.on( 'content:create:image-details', this.imageDetailsContent, this );
-                       this.on( 'content:render:edit-image', this.editImageContent, this );
-                       this.on( 'toolbar:render:image-details', this.renderImageDetailsToolbar, this );
-                       // override the select toolbar
-                       this.on( 'toolbar:render:replace', this.renderReplaceImageToolbar, this );
-               },
-
-               createStates: function() {
-                       this.states.add([
-                               new media.controller.ImageDetails({
-                                       image: this.image,
-                                       editable: false
-                               }),
-                               new media.controller.ReplaceImage({
-                                       id: 'replace-image',
-                                       library:   media.query( { type: 'image' } ),
-                                       image: this.image,
-                                       multiple:  false,
-                                       title:     l10n.imageReplaceTitle,
-                                       toolbar: 'replace',
-                                       priority:  80,
-                                       displaySettings: true
-                               }),
-                               new media.controller.EditImage( {
-                                       image: this.image,
-                                       selection: this.options.selection
-                               } )
-                       ]);
-               },
-
-               imageDetailsContent: function( options ) {
-                       options.view = new media.view.ImageDetails({
-                               controller: this,
-                               model: this.state().image,
-                               attachment: this.state().image.attachment
-                       });
-               },
-
-               editImageContent: function() {
-                       var state = this.state(),
-                               model = state.get('image'),
-                               view;
-
-                       if ( ! model ) {
-                               return;
-                       }
-
-                       view = new media.view.EditImage( { model: model, controller: this } ).render();
-
-                       this.content.set( view );
-
-                       // after bringing in the frame, load the actual editor via an ajax call
-                       view.loadEditor();
-
-               },
-
-               renderImageDetailsToolbar: function() {
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       select: {
-                                               style:    'primary',
-                                               text:     l10n.update,
-                                               priority: 80,
-
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state();
-
-                                                       controller.close();
-
-                                                       // not sure if we want to use wp.media.string.image which will create a shortcode or
-                                                       // perhaps wp.html.string to at least to build the <img />
-                                                       state.trigger( 'update', controller.image.toJSON() );
-
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               },
-
-               renderReplaceImageToolbar: function() {
-                       var frame = this,
-                               lastState = frame.lastState(),
-                               previous = lastState && lastState.id;
-
-                       this.toolbar.set( new media.view.Toolbar({
-                               controller: this,
-                               items: {
-                                       back: {
-                                               text:     l10n.back,
-                                               priority: 20,
-                                               click:    function() {
-                                                       if ( previous ) {
-                                                               frame.setState( previous );
-                                                       } else {
-                                                               frame.close();
-                                                       }
-                                               }
-                                       },
-
-                                       replace: {
-                                               style:    'primary',
-                                               text:     l10n.replace,
-                                               priority: 80,
-
-                                               click: function() {
-                                                       var controller = this.controller,
-                                                               state = controller.state(),
-                                                               selection = state.get( 'selection' ),
-                                                               attachment = selection.single();
-
-                                                       controller.close();
-
-                                                       controller.image.changeAttachment( attachment, state.display( attachment ) );
-
-                                                       // not sure if we want to use wp.media.string.image which will create a shortcode or
-                                                       // perhaps wp.html.string to at least to build the <img />
-                                                       state.trigger( 'replace', controller.image.toJSON() );
-
-                                                       // Restore and reset the default state.
-                                                       controller.setState( controller.options.state );
-                                                       controller.reset();
-                                               }
-                                       }
-                               }
-                       }) );
-               }
-
-       });
-
-       /**
-        * wp.media.view.Modal
-        *
-        * A modal view, which the media modal uses as its default container.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Modal = media.View.extend({
-               tagName:  'div',
-               template: media.template('media-modal'),
-
-               attributes: {
-                       tabindex: 0
-               },
-
-               events: {
-                       'click .media-modal-backdrop, .media-modal-close': 'escapeHandler',
-                       'keydown': 'keydown'
-               },
-
-               initialize: function() {
-                       _.defaults( this.options, {
-                               container: document.body,
-                               title:     '',
-                               propagate: true,
-                               freeze:    true
-                       });
-
-                       this.focusManager = new media.view.FocusManager({
-                               el: this.el
-                       });
-               },
-               /**
-                * @returns {Object}
-                */
-               prepare: function() {
-                       return {
-                               title: this.options.title
-                       };
-               },
-
-               /**
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               attach: function() {
-                       if ( this.views.attached ) {
-                               return this;
-                       }
-
-                       if ( ! this.views.rendered ) {
-                               this.render();
-                       }
-
-                       this.$el.appendTo( this.options.container );
-
-                       // Manually mark the view as attached and trigger ready.
-                       this.views.attached = true;
-                       this.views.ready();
-
-                       return this.propagate('attach');
-               },
-
-               /**
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               detach: function() {
-                       if ( this.$el.is(':visible') ) {
-                               this.close();
-                       }
-
-                       this.$el.detach();
-                       this.views.attached = false;
-                       return this.propagate('detach');
-               },
-
-               /**
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               open: function() {
-                       var $el = this.$el,
-                               options = this.options,
-                               mceEditor;
-
-                       if ( $el.is(':visible') ) {
-                               return this;
-                       }
-
-                       if ( ! this.views.attached ) {
-                               this.attach();
-                       }
-
-                       // If the `freeze` option is set, record the window's scroll position.
-                       if ( options.freeze ) {
-                               this._freeze = {
-                                       scrollTop: $( window ).scrollTop()
-                               };
-                       }
-
-                       // Disable page scrolling.
-                       $( 'body' ).addClass( 'modal-open' );
-
-                       $el.show();
-
-                       // Try to close the onscreen keyboard
-                       if ( 'ontouchend' in document ) {
-                               if ( ( mceEditor = window.tinymce && window.tinymce.activeEditor )  && ! mceEditor.isHidden() && mceEditor.iframeElement ) {
-                                       mceEditor.iframeElement.focus();
-                                       mceEditor.iframeElement.blur();
-
-                                       setTimeout( function() {
-                                               mceEditor.iframeElement.blur();
-                                       }, 100 );
-                               }
-                       }
-
-                       this.$el.focus();
-
-                       return this.propagate('open');
-               },
-
-               /**
-                * @param {Object} options
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               close: function( options ) {
-                       var freeze = this._freeze;
-
-                       if ( ! this.views.attached || ! this.$el.is(':visible') ) {
-                               return this;
-                       }
-
-                       // Enable page scrolling.
-                       $( 'body' ).removeClass( 'modal-open' );
-
-                       // Hide modal and remove restricted media modal tab focus once it's closed
-                       this.$el.hide().undelegate( 'keydown' );
-
-                       // Put focus back in useful location once modal is closed
-                       $('#wpbody-content').focus();
-
-                       this.propagate('close');
-
-                       // If the `freeze` option is set, restore the container's scroll position.
-                       if ( freeze ) {
-                               $( window ).scrollTop( freeze.scrollTop );
-                       }
-
-                       if ( options && options.escape ) {
-                               this.propagate('escape');
-                       }
-
-                       return this;
-               },
-               /**
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               escape: function() {
-                       return this.close({ escape: true });
-               },
-               /**
-                * @param {Object} event
-                */
-               escapeHandler: function( event ) {
-                       event.preventDefault();
-                       this.escape();
-               },
-
-               /**
-                * @param {Array|Object} content Views to register to '.media-modal-content'
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               content: function( content ) {
-                       this.views.set( '.media-modal-content', content );
-                       return this;
-               },
-
-               /**
-                * Triggers a modal event and if the `propagate` option is set,
-                * forwards events to the modal's controller.
-                *
-                * @param {string} id
-                * @returns {wp.media.view.Modal} Returns itself to allow chaining
-                */
-               propagate: function( id ) {
-                       this.trigger( id );
-
-                       if ( this.options.propagate ) {
-                               this.controller.trigger( id );
-                       }
-
-                       return this;
-               },
-               /**
-                * @param {Object} event
-                */
-               keydown: function( event ) {
-                       // Close the modal when escape is pressed.
-                       if ( 27 === event.which && this.$el.is(':visible') ) {
-                               this.escape();
-                               event.stopImmediatePropagation();
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.FocusManager
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.FocusManager = media.View.extend({
-
-               events: {
-                       'keydown': 'constrainTabbing'
-               },
-
-               focus: function() { // Reset focus on first left menu item
-                       this.$('.media-menu-item').first().focus();
-               },
-               /**
-                * @param {Object} event
-                */
-               constrainTabbing: function( event ) {
-                       var tabbables;
-
-                       // Look for the tab key.
-                       if ( 9 !== event.keyCode ) {
-                               return;
-                       }
-
-                       // Skip the file input added by Plupload.
-                       tabbables = this.$( ':tabbable' ).not( '.moxie-shim input[type="file"]' );
-
-                       // Keep tab focus within media modal while it's open
-                       if ( tabbables.last()[0] === event.target && ! event.shiftKey ) {
-                               tabbables.first().focus();
-                               return false;
-                       } else if ( tabbables.first()[0] === event.target && event.shiftKey ) {
-                               tabbables.last().focus();
-                               return false;
-                       }
-               }
-
-       });
-
-       /**
-        * wp.media.view.UploaderWindow
-        *
-        * An uploader window that allows for dragging and dropping media.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        *
-        * @param {object} [options]                   Options hash passed to the view.
-        * @param {object} [options.uploader]          Uploader properties.
-        * @param {jQuery} [options.uploader.browser]
-        * @param {jQuery} [options.uploader.dropzone] jQuery collection of the dropzone.
-        * @param {object} [options.uploader.params]
-        */
-       media.view.UploaderWindow = media.View.extend({
-               tagName:   'div',
-               className: 'uploader-window',
-               template:  media.template('uploader-window'),
-
-               initialize: function() {
-                       var uploader;
-
-                       this.$browser = $('<a href="#" class="browser" />').hide().appendTo('body');
-
-                       uploader = this.options.uploader = _.defaults( this.options.uploader || {}, {
-                               dropzone:  this.$el,
-                               browser:   this.$browser,
-                               params:    {}
-                       });
-
-                       // Ensure the dropzone is a jQuery collection.
-                       if ( uploader.dropzone && ! (uploader.dropzone instanceof $) ) {
-                               uploader.dropzone = $( uploader.dropzone );
-                       }
-
-                       this.controller.on( 'activate', this.refresh, this );
-
-                       this.controller.on( 'detach', function() {
-                               this.$browser.remove();
-                       }, this );
-               },
-
-               refresh: function() {
-                       if ( this.uploader ) {
-                               this.uploader.refresh();
-                       }
-               },
-
-               ready: function() {
-                       var postId = media.view.settings.post.id,
-                               dropzone;
-
-                       // If the uploader already exists, bail.
-                       if ( this.uploader ) {
-                               return;
-                       }
-
-                       if ( postId ) {
-                               this.options.uploader.params.post_id = postId;
-                       }
-                       this.uploader = new wp.Uploader( this.options.uploader );
-
-                       dropzone = this.uploader.dropzone;
-                       dropzone.on( 'dropzone:enter', _.bind( this.show, this ) );
-                       dropzone.on( 'dropzone:leave', _.bind( this.hide, this ) );
-
-                       $( this.uploader ).on( 'uploader:ready', _.bind( this._ready, this ) );
-               },
-
-               _ready: function() {
-                       this.controller.trigger( 'uploader:ready' );
-               },
-
-               show: function() {
-                       var $el = this.$el.show();
-
-                       // Ensure that the animation is triggered by waiting until
-                       // the transparent element is painted into the DOM.
-                       _.defer( function() {
-                               $el.css({ opacity: 1 });
-                       });
-               },
-
-               hide: function() {
-                       var $el = this.$el.css({ opacity: 0 });
-
-                       media.transition( $el ).done( function() {
-                               // Transition end events are subject to race conditions.
-                               // Make sure that the value is set as intended.
-                               if ( '0' === $el.css('opacity') ) {
-                                       $el.hide();
-                               }
-                       });
-
-                       // https://core.trac.wordpress.org/ticket/27341
-                       _.delay( function() {
-                               if ( '0' === $el.css('opacity') && $el.is(':visible') ) {
-                                       $el.hide();
-                               }
-                       }, 500 );
-               }
-       });
-
-       /**
-        * Creates a dropzone on WP editor instances (elements with .wp-editor-wrap
-        * or #wp-fullscreen-body) and relays drag'n'dropped files to a media workflow.
-        *
-        * wp.media.view.EditorUploader
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.EditorUploader = media.View.extend({
-               tagName:   'div',
-               className: 'uploader-editor',
-               template:  media.template( 'uploader-editor' ),
-
-               localDrag: false,
-               overContainer: false,
-               overDropzone: false,
-               draggingFile: null,
-
-               /**
-                * Bind drag'n'drop events to callbacks.
-                */
-               initialize: function() {
-                       var self = this;
-
-                       this.initialized = false;
-
-                       // Bail if not enabled or UA does not support drag'n'drop or File API.
-                       if ( ! window.tinyMCEPreInit || ! window.tinyMCEPreInit.dragDropUpload || ! this.browserSupport() ) {
-                               return this;
-                       }
-
-                       this.$document = $(document);
-                       this.dropzones = [];
-                       this.files = [];
-
-                       this.$document.on( 'drop', '.uploader-editor', _.bind( this.drop, this ) );
-                       this.$document.on( 'dragover', '.uploader-editor', _.bind( this.dropzoneDragover, this ) );
-                       this.$document.on( 'dragleave', '.uploader-editor', _.bind( this.dropzoneDragleave, this ) );
-                       this.$document.on( 'click', '.uploader-editor', _.bind( this.click, this ) );
-
-                       this.$document.on( 'dragover', _.bind( this.containerDragover, this ) );
-                       this.$document.on( 'dragleave', _.bind( this.containerDragleave, this ) );
-
-                       this.$document.on( 'dragstart dragend drop', function( event ) {
-                               self.localDrag = event.type === 'dragstart';
-                       });
-
-                       this.initialized = true;
-                       return this;
-               },
-
-               /**
-                * Check browser support for drag'n'drop.
-                *
-                * @return Boolean
-                */
-               browserSupport: function() {
-                       var supports = false, div = document.createElement('div');
-
-                       supports = ( 'draggable' in div ) || ( 'ondragstart' in div && 'ondrop' in div );
-                       supports = supports && !! ( window.File && window.FileList && window.FileReader );
-                       return supports;
-               },
-
-               isDraggingFile: function( event ) {
-                       if ( this.draggingFile !== null ) {
-                               return this.draggingFile;
-                       }
-
-                       if ( _.isUndefined( event.originalEvent ) || _.isUndefined( event.originalEvent.dataTransfer ) ) {
-                               return false;
-                       }
-
-                       this.draggingFile = _.indexOf( event.originalEvent.dataTransfer.types, 'Files' ) > -1 &&
-                               _.indexOf( event.originalEvent.dataTransfer.types, 'text/plain' ) === -1;
-
-                       return this.draggingFile;
-               },
-
-               refresh: function( e ) {
-                       var dropzone_id;
-                       for ( dropzone_id in this.dropzones ) {
-                               // Hide the dropzones only if dragging has left the screen.
-                               this.dropzones[ dropzone_id ].toggle( this.overContainer || this.overDropzone );
-                       }
-
-                       if ( ! _.isUndefined( e ) ) {
-                               $( e.target ).closest( '.uploader-editor' ).toggleClass( 'droppable', this.overDropzone );
-                       }
-
-                       if ( ! this.overContainer && ! this.overDropzone ) {
-                               this.draggingFile = null;
-                       }
-
-                       return this;
-               },
-
-               render: function() {
-                       if ( ! this.initialized ) {
-                               return this;
-                       }
-
-                       media.View.prototype.render.apply( this, arguments );
-                       $( '.wp-editor-wrap, #wp-fullscreen-body' ).each( _.bind( this.attach, this ) );
-                       return this;
-               },
-
-               attach: function( index, editor ) {
-                       // Attach a dropzone to an editor.
-                       var dropzone = this.$el.clone();
-                       this.dropzones.push( dropzone );
-                       $( editor ).append( dropzone );
-                       return this;
-               },
-
-               /**
-                * When a file is dropped on the editor uploader, open up an editor media workflow
-                * and upload the file immediately.
-                *
-                * @param  {jQuery.Event} event The 'drop' event.
-                */
-               drop: function( event ) {
-                       var $wrap = null, uploadView;
-
-                       this.containerDragleave( event );
-                       this.dropzoneDragleave( event );
-
-                       this.files = event.originalEvent.dataTransfer.files;
-                       if ( this.files.length < 1 ) {
-                               return;
-                       }
-
-                       // Set the active editor to the drop target.
-                       $wrap = $( event.target ).parents( '.wp-editor-wrap' );
-                       if ( $wrap.length > 0 && $wrap[0].id ) {
-                               window.wpActiveEditor = $wrap[0].id.slice( 3, -5 );
-                       }
-
-                       if ( ! this.workflow ) {
-                               this.workflow = wp.media.editor.open( 'content', {
-                                       frame:    'post',
-                                       state:    'insert',
-                                       title:    wp.media.view.l10n.addMedia,
-                                       multiple: true
-                               });
-                               uploadView = this.workflow.uploader;
-                               if ( uploadView.uploader && uploadView.uploader.ready ) {
-                                       this.addFiles.apply( this );
-                               } else {
-                                       this.workflow.on( 'uploader:ready', this.addFiles, this );
-                               }
-                       } else {
-                               this.workflow.state().reset();
-                               this.addFiles.apply( this );
-                               this.workflow.open();
-                       }
-
-                       return false;
-               },
-
-               /**
-                * Add the files to the uploader.
-                */
-               addFiles: function() {
-                       if ( this.files.length ) {
-                               this.workflow.uploader.uploader.uploader.addFile( _.toArray( this.files ) );
-                               this.files = [];
-                       }
-                       return this;
-               },
-
-               containerDragover: function( event ) {
-                       if ( this.localDrag || ! this.isDraggingFile( event ) ) {
-                               return;
-                       }
-
-                       this.overContainer = true;
-                       this.refresh();
-               },
-
-               containerDragleave: function() {
-                       this.overContainer = false;
-
-                       // Throttle dragleave because it's called when bouncing from some elements to others.
-                       _.delay( _.bind( this.refresh, this ), 50 );
-               },
-
-               dropzoneDragover: function( event ) {
-                       if ( this.localDrag || ! this.isDraggingFile( event ) ) {
-                               return;
-                       }
-
-                       this.overDropzone = true;
-                       this.refresh( event );
-                       return false;
-               },
-
-               dropzoneDragleave: function( e ) {
-                       this.overDropzone = false;
-                       _.delay( _.bind( this.refresh, this, e ), 50 );
-               },
-
-               click: function( e ) {
-                       // In the rare case where the dropzone gets stuck, hide it on click.
-                       this.containerDragleave( e );
-                       this.dropzoneDragleave( e );
-                       this.localDrag = false;
-               }
-       });
-
-       /**
-        * wp.media.view.UploaderInline
-        *
-        * The inline uploader that shows up in the 'Upload Files' tab.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.UploaderInline = media.View.extend({
-               tagName:   'div',
-               className: 'uploader-inline',
-               template:  media.template('uploader-inline'),
-
-               events: {
-                       'click .close': 'hide'
-               },
-
-               initialize: function() {
-                       _.defaults( this.options, {
-                               message: '',
-                               status:  true,
-                               canClose: false
-                       });
-
-                       if ( ! this.options.$browser && this.controller.uploader ) {
-                               this.options.$browser = this.controller.uploader.$browser;
-                       }
-
-                       if ( _.isUndefined( this.options.postId ) ) {
-                               this.options.postId = media.view.settings.post.id;
-                       }
-
-                       if ( this.options.status ) {
-                               this.views.set( '.upload-inline-status', new media.view.UploaderStatus({
-                                       controller: this.controller
-                               }) );
-                       }
-               },
-
-               prepare: function() {
-                       var suggestedWidth = this.controller.state().get('suggestedWidth'),
-                               suggestedHeight = this.controller.state().get('suggestedHeight'),
-                               data = {};
-
-                       data.message = this.options.message;
-                       data.canClose = this.options.canClose;
-
-                       if ( suggestedWidth && suggestedHeight ) {
-                               data.suggestedWidth = suggestedWidth;
-                               data.suggestedHeight = suggestedHeight;
-                       }
-
-                       return data;
-               },
-               /**
-                * @returns {wp.media.view.UploaderInline} Returns itself to allow chaining
-                */
-               dispose: function() {
-                       if ( this.disposing ) {
-                               /**
-                                * call 'dispose' directly on the parent class
-                                */
-                               return media.View.prototype.dispose.apply( this, arguments );
-                       }
-
-                       // Run remove on `dispose`, so we can be sure to refresh the
-                       // uploader with a view-less DOM. Track whether we're disposing
-                       // so we don't trigger an infinite loop.
-                       this.disposing = true;
-                       return this.remove();
-               },
-               /**
-                * @returns {wp.media.view.UploaderInline} Returns itself to allow chaining
-                */
-               remove: function() {
-                       /**
-                        * call 'remove' directly on the parent class
-                        */
-                       var result = media.View.prototype.remove.apply( this, arguments );
-
-                       _.defer( _.bind( this.refresh, this ) );
-                       return result;
-               },
-
-               refresh: function() {
-                       var uploader = this.controller.uploader;
-
-                       if ( uploader ) {
-                               uploader.refresh();
-                       }
-               },
-               /**
-                * @returns {wp.media.view.UploaderInline}
-                */
-               ready: function() {
-                       var $browser = this.options.$browser,
-                               $placeholder;
-
-                       if ( this.controller.uploader ) {
-                               $placeholder = this.$('.browser');
-
-                               // Check if we've already replaced the placeholder.
-                               if ( $placeholder[0] === $browser[0] ) {
-                                       return;
-                               }
-
-                               $browser.detach().text( $placeholder.text() );
-                               $browser[0].className = $placeholder[0].className;
-                               $placeholder.replaceWith( $browser.show() );
-                       }
-
-                       this.refresh();
-                       return this;
-               },
-               show: function() {
-                       this.$el.removeClass( 'hidden' );
-               },
-               hide: function() {
-                       this.$el.addClass( 'hidden' );
-               }
-
-       });
-
-       /**
-        * wp.media.view.UploaderStatus
-        *
-        * An uploader status for on-going uploads.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.UploaderStatus = media.View.extend({
-               className: 'media-uploader-status',
-               template:  media.template('uploader-status'),
-
-               events: {
-                       'click .upload-dismiss-errors': 'dismiss'
-               },
-
-               initialize: function() {
-                       this.queue = wp.Uploader.queue;
-                       this.queue.on( 'add remove reset', this.visibility, this );
-                       this.queue.on( 'add remove reset change:percent', this.progress, this );
-                       this.queue.on( 'add remove reset change:uploading', this.info, this );
-
-                       this.errors = wp.Uploader.errors;
-                       this.errors.reset();
-                       this.errors.on( 'add remove reset', this.visibility, this );
-                       this.errors.on( 'add', this.error, this );
-               },
-               /**
-                * @global wp.Uploader
-                * @returns {wp.media.view.UploaderStatus}
-                */
-               dispose: function() {
-                       wp.Uploader.queue.off( null, null, this );
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       media.View.prototype.dispose.apply( this, arguments );
-                       return this;
-               },
-
-               visibility: function() {
-                       this.$el.toggleClass( 'uploading', !! this.queue.length );
-                       this.$el.toggleClass( 'errors', !! this.errors.length );
-                       this.$el.toggle( !! this.queue.length || !! this.errors.length );
-               },
-
-               ready: function() {
-                       _.each({
-                               '$bar':      '.media-progress-bar div',
-                               '$index':    '.upload-index',
-                               '$total':    '.upload-total',
-                               '$filename': '.upload-filename'
-                       }, function( selector, key ) {
-                               this[ key ] = this.$( selector );
-                       }, this );
-
-                       this.visibility();
-                       this.progress();
-                       this.info();
-               },
-
-               progress: function() {
-                       var queue = this.queue,
-                               $bar = this.$bar;
-
-                       if ( ! $bar || ! queue.length ) {
-                               return;
-                       }
-
-                       $bar.width( ( queue.reduce( function( memo, attachment ) {
-                               if ( ! attachment.get('uploading') ) {
-                                       return memo + 100;
-                               }
-
-                               var percent = attachment.get('percent');
-                               return memo + ( _.isNumber( percent ) ? percent : 100 );
-                       }, 0 ) / queue.length ) + '%' );
-               },
-
-               info: function() {
-                       var queue = this.queue,
-                               index = 0, active;
-
-                       if ( ! queue.length ) {
-                               return;
-                       }
-
-                       active = this.queue.find( function( attachment, i ) {
-                               index = i;
-                               return attachment.get('uploading');
-                       });
-
-                       this.$index.text( index + 1 );
-                       this.$total.text( queue.length );
-                       this.$filename.html( active ? this.filename( active.get('filename') ) : '' );
-               },
-               /**
-                * @param {string} filename
-                * @returns {string}
-                */
-               filename: function( filename ) {
-                       return media.truncate( _.escape( filename ), 24 );
-               },
-               /**
-                * @param {Backbone.Model} error
-                */
-               error: function( error ) {
-                       this.views.add( '.upload-errors', new media.view.UploaderStatusError({
-                               filename: this.filename( error.get('file').name ),
-                               message:  error.get('message')
-                       }), { at: 0 });
-               },
-
-               /**
-                * @global wp.Uploader
-                *
-                * @param {Object} event
-                */
-               dismiss: function( event ) {
-                       var errors = this.views.get('.upload-errors');
-
-                       event.preventDefault();
-
-                       if ( errors ) {
-                               _.invoke( errors, 'remove' );
-                       }
-                       wp.Uploader.errors.reset();
-               }
-       });
-
-       /**
-        * wp.media.view.UploaderStatusError
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.UploaderStatusError = media.View.extend({
-               className: 'upload-error',
-               template:  media.template('uploader-status-error')
-       });
-
-       /**
-        * wp.media.view.Toolbar
-        *
-        * A toolbar which consists of a primary and a secondary section. Each sections
-        * can be filled with views.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Toolbar = media.View.extend({
-               tagName:   'div',
-               className: 'media-toolbar',
-
-               initialize: function() {
-                       var state = this.controller.state(),
-                               selection = this.selection = state.get('selection'),
-                               library = this.library = state.get('library');
-
-                       this._views = {};
-
-                       // The toolbar is composed of two `PriorityList` views.
-                       this.primary   = new media.view.PriorityList();
-                       this.secondary = new media.view.PriorityList();
-                       this.primary.$el.addClass('media-toolbar-primary search-form');
-                       this.secondary.$el.addClass('media-toolbar-secondary');
-
-                       this.views.set([ this.secondary, this.primary ]);
-
-                       if ( this.options.items ) {
-                               this.set( this.options.items, { silent: true });
-                       }
-
-                       if ( ! this.options.silent ) {
-                               this.render();
-                       }
-
-                       if ( selection ) {
-                               selection.on( 'add remove reset', this.refresh, this );
-                       }
-
-                       if ( library ) {
-                               library.on( 'add remove reset', this.refresh, this );
-                       }
-               },
-               /**
-                * @returns {wp.media.view.Toolbar} Returns itsef to allow chaining
-                */
-               dispose: function() {
-                       if ( this.selection ) {
-                               this.selection.off( null, null, this );
-                       }
-
-                       if ( this.library ) {
-                               this.library.off( null, null, this );
-                       }
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       return media.View.prototype.dispose.apply( this, arguments );
-               },
-
-               ready: function() {
-                       this.refresh();
-               },
-
-               /**
-                * @param {string} id
-                * @param {Backbone.View|Object} view
-                * @param {Object} [options={}]
-                * @returns {wp.media.view.Toolbar} Returns itself to allow chaining
-                */
-               set: function( id, view, options ) {
-                       var list;
-                       options = options || {};
-
-                       // Accept an object with an `id` : `view` mapping.
-                       if ( _.isObject( id ) ) {
-                               _.each( id, function( view, id ) {
-                                       this.set( id, view, { silent: true });
-                               }, this );
-
-                       } else {
-                               if ( ! ( view instanceof Backbone.View ) ) {
-                                       view.classes = [ 'media-button-' + id ].concat( view.classes || [] );
-                                       view = new media.view.Button( view ).render();
-                               }
-
-                               view.controller = view.controller || this.controller;
-
-                               this._views[ id ] = view;
-
-                               list = view.options.priority < 0 ? 'secondary' : 'primary';
-                               this[ list ].set( id, view, options );
-                       }
-
-                       if ( ! options.silent ) {
-                               this.refresh();
-                       }
-
-                       return this;
-               },
-               /**
-                * @param {string} id
-                * @returns {wp.media.view.Button}
-                */
-               get: function( id ) {
-                       return this._views[ id ];
-               },
-               /**
-                * @param {string} id
-                * @param {Object} options
-                * @returns {wp.media.view.Toolbar} Returns itself to allow chaining
-                */
-               unset: function( id, options ) {
-                       delete this._views[ id ];
-                       this.primary.unset( id, options );
-                       this.secondary.unset( id, options );
-
-                       if ( ! options || ! options.silent ) {
-                               this.refresh();
-                       }
-                       return this;
-               },
-
-               refresh: function() {
-                       var state = this.controller.state(),
-                               library = state.get('library'),
-                               selection = state.get('selection');
-
-                       _.each( this._views, function( button ) {
-                               if ( ! button.model || ! button.options || ! button.options.requires ) {
-                                       return;
-                               }
-
-                               var requires = button.options.requires,
-                                       disabled = false;
-
-                               // Prevent insertion of attachments if any of them are still uploading
-                               disabled = _.some( selection.models, function( attachment ) {
-                                       return attachment.get('uploading') === true;
-                               });
-
-                               if ( requires.selection && selection && ! selection.length ) {
-                                       disabled = true;
-                               } else if ( requires.library && library && ! library.length ) {
-                                       disabled = true;
-                               }
-                               button.model.set( 'disabled', disabled );
-                       });
-               }
-       });
-
-       /**
-        * wp.media.view.Toolbar.Select
-        *
-        * @class
-        * @augments wp.media.view.Toolbar
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Toolbar.Select = media.view.Toolbar.extend({
-               initialize: function() {
-                       var options = this.options;
-
-                       _.bindAll( this, 'clickSelect' );
-
-                       _.defaults( options, {
-                               event: 'select',
-                               state: false,
-                               reset: true,
-                               close: true,
-                               text:  l10n.select,
-
-                               // Does the button rely on the selection?
-                               requires: {
-                                       selection: true
-                               }
-                       });
-
-                       options.items = _.defaults( options.items || {}, {
-                               select: {
-                                       style:    'primary',
-                                       text:     options.text,
-                                       priority: 80,
-                                       click:    this.clickSelect,
-                                       requires: options.requires
-                               }
-                       });
-                       // Call 'initialize' directly on the parent class.
-                       media.view.Toolbar.prototype.initialize.apply( this, arguments );
-               },
-
-               clickSelect: function() {
-                       var options = this.options,
-                               controller = this.controller;
-
-                       if ( options.close ) {
-                               controller.close();
-                       }
-
-                       if ( options.event ) {
-                               controller.state().trigger( options.event );
-                       }
-
-                       if ( options.state ) {
-                               controller.setState( options.state );
-                       }
-
-                       if ( options.reset ) {
-                               controller.reset();
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Toolbar.Embed
-        *
-        * @class
-        * @augments wp.media.view.Toolbar.Select
-        * @augments wp.media.view.Toolbar
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Toolbar.Embed = media.view.Toolbar.Select.extend({
-               initialize: function() {
-                       _.defaults( this.options, {
-                               text: l10n.insertIntoPost,
-                               requires: false
-                       });
-                       // Call 'initialize' directly on the parent class.
-                       media.view.Toolbar.Select.prototype.initialize.apply( this, arguments );
-               },
-
-               refresh: function() {
-                       var url = this.controller.state().props.get('url');
-                       this.get('select').model.set( 'disabled', ! url || url === 'http://' );
-                       /**
-                        * call 'refresh' directly on the parent class
-                        */
-                       media.view.Toolbar.Select.prototype.refresh.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.view.Button
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Button = media.View.extend({
-               tagName:    'a',
-               className:  'media-button',
-               attributes: { href: '#' },
-
-               events: {
-                       'click': 'click'
-               },
-
-               defaults: {
-                       text:     '',
-                       style:    '',
-                       size:     'large',
-                       disabled: false
-               },
-
-               initialize: function() {
-                       /**
-                        * Create a model with the provided `defaults`.
-                        *
-                        * @member {Backbone.Model}
-                        */
-                       this.model = new Backbone.Model( this.defaults );
-
-                       // If any of the `options` have a key from `defaults`, apply its
-                       // value to the `model` and remove it from the `options object.
-                       _.each( this.defaults, function( def, key ) {
-                               var value = this.options[ key ];
-                               if ( _.isUndefined( value ) ) {
-                                       return;
-                               }
-
-                               this.model.set( key, value );
-                               delete this.options[ key ];
-                       }, this );
-
-                       this.listenTo( this.model, 'change', this.render );
-               },
-               /**
-                * @returns {wp.media.view.Button} Returns itself to allow chaining
-                */
-               render: function() {
-                       var classes = [ 'button', this.className ],
-                               model = this.model.toJSON();
-
-                       if ( model.style ) {
-                               classes.push( 'button-' + model.style );
-                       }
-
-                       if ( model.size ) {
-                               classes.push( 'button-' + model.size );
-                       }
-
-                       classes = _.uniq( classes.concat( this.options.classes ) );
-                       this.el.className = classes.join(' ');
-
-                       this.$el.attr( 'disabled', model.disabled );
-                       this.$el.text( this.model.get('text') );
-
-                       return this;
-               },
-               /**
-                * @param {Object} event
-                */
-               click: function( event ) {
-                       if ( '#' === this.attributes.href ) {
-                               event.preventDefault();
-                       }
-
-                       if ( this.options.click && ! this.model.get('disabled') ) {
-                               this.options.click.apply( this, arguments );
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.ButtonGroup
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.ButtonGroup = media.View.extend({
-               tagName:   'div',
-               className: 'button-group button-large media-button-group',
-
-               initialize: function() {
-                       /**
-                        * @member {wp.media.view.Button[]}
-                        */
-                       this.buttons = _.map( this.options.buttons || [], function( button ) {
-                               if ( button instanceof Backbone.View ) {
-                                       return button;
-                               } else {
-                                       return new media.view.Button( button ).render();
-                               }
-                       });
-
-                       delete this.options.buttons;
-
-                       if ( this.options.classes ) {
-                               this.$el.addClass( this.options.classes );
-                       }
-               },
-
-               /**
-                * @returns {wp.media.view.ButtonGroup}
-                */
-               render: function() {
-                       this.$el.html( $( _.pluck( this.buttons, 'el' ) ).detach() );
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.view.PriorityList
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.PriorityList = media.View.extend({
-               tagName:   'div',
-
-               initialize: function() {
-                       this._views = {};
-
-                       this.set( _.extend( {}, this._views, this.options.views ), { silent: true });
-                       delete this.options.views;
-
-                       if ( ! this.options.silent ) {
-                               this.render();
-                       }
-               },
-               /**
-                * @param {string} id
-                * @param {wp.media.View|Object} view
-                * @param {Object} options
-                * @returns {wp.media.view.PriorityList} Returns itself to allow chaining
-                */
-               set: function( id, view, options ) {
-                       var priority, views, index;
-
-                       options = options || {};
-
-                       // Accept an object with an `id` : `view` mapping.
-                       if ( _.isObject( id ) ) {
-                               _.each( id, function( view, id ) {
-                                       this.set( id, view );
-                               }, this );
-                               return this;
-                       }
-
-                       if ( ! (view instanceof Backbone.View) ) {
-                               view = this.toView( view, id, options );
-                       }
-                       view.controller = view.controller || this.controller;
-
-                       this.unset( id );
-
-                       priority = view.options.priority || 10;
-                       views = this.views.get() || [];
-
-                       _.find( views, function( existing, i ) {
-                               if ( existing.options.priority > priority ) {
-                                       index = i;
-                                       return true;
-                               }
-                       });
-
-                       this._views[ id ] = view;
-                       this.views.add( view, {
-                               at: _.isNumber( index ) ? index : views.length || 0
-                       });
-
-                       return this;
-               },
-               /**
-                * @param {string} id
-                * @returns {wp.media.View}
-                */
-               get: function( id ) {
-                       return this._views[ id ];
-               },
-               /**
-                * @param {string} id
-                * @returns {wp.media.view.PriorityList}
-                */
-               unset: function( id ) {
-                       var view = this.get( id );
-
-                       if ( view ) {
-                               view.remove();
-                       }
-
-                       delete this._views[ id ];
-                       return this;
-               },
-               /**
-                * @param {Object} options
-                * @returns {wp.media.View}
-                */
-               toView: function( options ) {
-                       return new media.View( options );
-               }
-       });
-
-       /**
-        * wp.media.view.MenuItem
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.MenuItem = media.View.extend({
-               tagName:   'a',
-               className: 'media-menu-item',
-
-               attributes: {
-                       href: '#'
-               },
-
-               events: {
-                       'click': '_click'
-               },
-               /**
-                * @param {Object} event
-                */
-               _click: function( event ) {
-                       var clickOverride = this.options.click;
-
-                       if ( event ) {
-                               event.preventDefault();
-                       }
-
-                       if ( clickOverride ) {
-                               clickOverride.call( this );
-                       } else {
-                               this.click();
-                       }
-
-                       // When selecting a tab along the left side,
-                       // focus should be transferred into the main panel
-                       if ( ! isTouchDevice ) {
-                               $('.media-frame-content input').first().focus();
-                       }
-               },
-
-               click: function() {
-                       var state = this.options.state;
-
-                       if ( state ) {
-                               this.controller.setState( state );
-                               this.views.parent.$el.removeClass( 'visible' ); // TODO: or hide on any click, see below
-                       }
-               },
-               /**
-                * @returns {wp.media.view.MenuItem} returns itself to allow chaining
-                */
-               render: function() {
-                       var options = this.options;
-
-                       if ( options.text ) {
-                               this.$el.text( options.text );
-                       } else if ( options.html ) {
-                               this.$el.html( options.html );
-                       }
-
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.view.Menu
-        *
-        * @class
-        * @augments wp.media.view.PriorityList
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Menu = media.view.PriorityList.extend({
-               tagName:   'div',
-               className: 'media-menu',
-               property:  'state',
-               ItemView:  media.view.MenuItem,
-               region:    'menu',
-
-               /* TODO: alternatively hide on any click anywhere
-               events: {
-                       'click': 'click'
-               },
-
-               click: function() {
-                       this.$el.removeClass( 'visible' );
-               },
-               */
-
-               /**
-                * @param {Object} options
-                * @param {string} id
-                * @returns {wp.media.View}
-                */
-               toView: function( options, id ) {
-                       options = options || {};
-                       options[ this.property ] = options[ this.property ] || id;
-                       return new this.ItemView( options ).render();
-               },
-
-               ready: function() {
-                       /**
-                        * call 'ready' directly on the parent class
-                        */
-                       media.view.PriorityList.prototype.ready.apply( this, arguments );
-                       this.visibility();
-               },
-
-               set: function() {
-                       /**
-                        * call 'set' directly on the parent class
-                        */
-                       media.view.PriorityList.prototype.set.apply( this, arguments );
-                       this.visibility();
-               },
-
-               unset: function() {
-                       /**
-                        * call 'unset' directly on the parent class
-                        */
-                       media.view.PriorityList.prototype.unset.apply( this, arguments );
-                       this.visibility();
-               },
-
-               visibility: function() {
-                       var region = this.region,
-                               view = this.controller[ region ].get(),
-                               views = this.views.get(),
-                               hide = ! views || views.length < 2;
-
-                       if ( this === view ) {
-                               this.controller.$el.toggleClass( 'hide-' + region, hide );
-                       }
-               },
-               /**
-                * @param {string} id
-                */
-               select: function( id ) {
-                       var view = this.get( id );
-
-                       if ( ! view ) {
-                               return;
-                       }
-
-                       this.deselect();
-                       view.$el.addClass('active');
-               },
-
-               deselect: function() {
-                       this.$el.children().removeClass('active');
-               },
-
-               hide: function( id ) {
-                       var view = this.get( id );
-
-                       if ( ! view ) {
-                               return;
-                       }
-
-                       view.$el.addClass('hidden');
-               },
-
-               show: function( id ) {
-                       var view = this.get( id );
-
-                       if ( ! view ) {
-                               return;
-                       }
-
-                       view.$el.removeClass('hidden');
-               }
-       });
-
-       /**
-        * wp.media.view.RouterItem
-        *
-        * @class
-        * @augments wp.media.view.MenuItem
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.RouterItem = media.view.MenuItem.extend({
-               /**
-                * On click handler to activate the content region's corresponding mode.
-                */
-               click: function() {
-                       var contentMode = this.options.contentMode;
-                       if ( contentMode ) {
-                               this.controller.content.mode( contentMode );
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Router
-        *
-        * @class
-        * @augments wp.media.view.Menu
-        * @augments wp.media.view.PriorityList
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Router = media.view.Menu.extend({
-               tagName:   'div',
-               className: 'media-router',
-               property:  'contentMode',
-               ItemView:  media.view.RouterItem,
-               region:    'router',
-
-               initialize: function() {
-                       this.controller.on( 'content:render', this.update, this );
-                       // Call 'initialize' directly on the parent class.
-                       media.view.Menu.prototype.initialize.apply( this, arguments );
-               },
-
-               update: function() {
-                       var mode = this.controller.content.mode();
-                       if ( mode ) {
-                               this.select( mode );
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Sidebar
-        *
-        * @class
-        * @augments wp.media.view.PriorityList
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Sidebar = media.view.PriorityList.extend({
-               className: 'media-sidebar'
-       });
-
-       /**
-        * wp.media.view.Attachment
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment = media.View.extend({
-               tagName:   'li',
-               className: 'attachment',
-               template:  media.template('attachment'),
-
-               attributes: function() {
-                       return {
-                               'tabIndex':     0,
-                               'role':         'checkbox',
-                               'aria-label':   this.model.get( 'title' ),
-                               'aria-checked': false,
-                               'data-id':      this.model.get( 'id' )
-                       };
-               },
-
-               events: {
-                       'click .js--select-attachment':   'toggleSelectionHandler',
-                       'change [data-setting]':          'updateSetting',
-                       'change [data-setting] input':    'updateSetting',
-                       'change [data-setting] select':   'updateSetting',
-                       'change [data-setting] textarea': 'updateSetting',
-                       'click .close':                   'removeFromLibrary',
-                       'click .check':                   'checkClickHandler',
-                       'click a':                        'preventDefault',
-                       'keydown .close':                 'removeFromLibrary',
-                       'keydown':                        'toggleSelectionHandler'
-               },
-
-               buttons: {},
-
-               initialize: function() {
-                       var selection = this.options.selection,
-                               options = _.defaults( this.options, {
-                                       rerenderOnModelChange: true
-                               } );
-
-                       if ( options.rerenderOnModelChange ) {
-                               this.listenTo( this.model, 'change', this.render );
-                       } else {
-                               this.listenTo( this.model, 'change:percent', this.progress );
-                       }
-                       this.listenTo( this.model, 'change:title', this._syncTitle );
-                       this.listenTo( this.model, 'change:caption', this._syncCaption );
-                       this.listenTo( this.model, 'change:artist', this._syncArtist );
-                       this.listenTo( this.model, 'change:album', this._syncAlbum );
-
-                       // Update the selection.
-                       this.listenTo( this.model, 'add', this.select );
-                       this.listenTo( this.model, 'remove', this.deselect );
-                       if ( selection ) {
-                               selection.on( 'reset', this.updateSelect, this );
-                               // Update the model's details view.
-                               this.listenTo( this.model, 'selection:single selection:unsingle', this.details );
-                               this.details( this.model, this.controller.state().get('selection') );
-                       }
-
-                       this.listenTo( this.controller, 'attachment:compat:waiting attachment:compat:ready', this.updateSave );
-               },
-               /**
-                * @returns {wp.media.view.Attachment} Returns itself to allow chaining
-                */
-               dispose: function() {
-                       var selection = this.options.selection;
-
-                       // Make sure all settings are saved before removing the view.
-                       this.updateAll();
-
-                       if ( selection ) {
-                               selection.off( null, null, this );
-                       }
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       media.View.prototype.dispose.apply( this, arguments );
-                       return this;
-               },
-               /**
-                * @returns {wp.media.view.Attachment} Returns itself to allow chaining
-                */
-               render: function() {
-                       var options = _.defaults( this.model.toJSON(), {
-                                       orientation:   'landscape',
-                                       uploading:     false,
-                                       type:          '',
-                                       subtype:       '',
-                                       icon:          '',
-                                       filename:      '',
-                                       caption:       '',
-                                       title:         '',
-                                       dateFormatted: '',
-                                       width:         '',
-                                       height:        '',
-                                       compat:        false,
-                                       alt:           '',
-                                       description:   ''
-                               }, this.options );
-
-                       options.buttons  = this.buttons;
-                       options.describe = this.controller.state().get('describe');
-
-                       if ( 'image' === options.type ) {
-                               options.size = this.imageSize();
-                       }
-
-                       options.can = {};
-                       if ( options.nonces ) {
-                               options.can.remove = !! options.nonces['delete'];
-                               options.can.save = !! options.nonces.update;
-                       }
-
-                       if ( this.controller.state().get('allowLocalEdits') ) {
-                               options.allowLocalEdits = true;
-                       }
-
-                       if ( options.uploading && ! options.percent ) {
-                               options.percent = 0;
-                       }
-
-                       this.views.detach();
-                       this.$el.html( this.template( options ) );
-
-                       this.$el.toggleClass( 'uploading', options.uploading );
-
-                       if ( options.uploading ) {
-                               this.$bar = this.$('.media-progress-bar div');
-                       } else {
-                               delete this.$bar;
-                       }
-
-                       // Check if the model is selected.
-                       this.updateSelect();
-
-                       // Update the save status.
-                       this.updateSave();
-
-                       this.views.render();
-
-                       return this;
-               },
-
-               progress: function() {
-                       if ( this.$bar && this.$bar.length ) {
-                               this.$bar.width( this.model.get('percent') + '%' );
-                       }
-               },
-
-               /**
-                * @param {Object} event
-                */
-               toggleSelectionHandler: function( event ) {
-                       var method;
-
-                       // Don't do anything inside inputs.
-                       if ( 'INPUT' === event.target.nodeName ) {
-                               return;
-                       }
-
-                       // Catch arrow events
-                       if ( 37 === event.keyCode || 38 === event.keyCode || 39 === event.keyCode || 40 === event.keyCode ) {
-                               this.controller.trigger( 'attachment:keydown:arrow', event );
-                               return;
-                       }
-
-                       // Catch enter and space events
-                       if ( 'keydown' === event.type && 13 !== event.keyCode && 32 !== event.keyCode ) {
-                               return;
-                       }
-
-                       event.preventDefault();
-
-                       // In the grid view, bubble up an edit:attachment event to the controller.
-                       if ( this.controller.isModeActive( 'grid' ) ) {
-                               if ( this.controller.isModeActive( 'edit' ) ) {
-                                       // Pass the current target to restore focus when closing
-                                       this.controller.trigger( 'edit:attachment', this.model, event.currentTarget );
-                                       return;
-                               }
-
-                               if ( this.controller.isModeActive( 'select' ) ) {
-                                       method = 'toggle';
-                               }
-                       }
-
-                       if ( event.shiftKey ) {
-                               method = 'between';
-                       } else if ( event.ctrlKey || event.metaKey ) {
-                               method = 'toggle';
-                       }
-
-                       this.toggleSelection({
-                               method: method
-                       });
-
-                       this.controller.trigger( 'selection:toggle' );
-               },
-               /**
-                * @param {Object} options
-                */
-               toggleSelection: function( options ) {
-                       var collection = this.collection,
-                               selection = this.options.selection,
-                               model = this.model,
-                               method = options && options.method,
-                               single, models, singleIndex, modelIndex;
-
-                       if ( ! selection ) {
-                               return;
-                       }
-
-                       single = selection.single();
-                       method = _.isUndefined( method ) ? selection.multiple : method;
-
-                       // If the `method` is set to `between`, select all models that
-                       // exist between the current and the selected model.
-                       if ( 'between' === method && single && selection.multiple ) {
-                               // If the models are the same, short-circuit.
-                               if ( single === model ) {
-                                       return;
-                               }
-
-                               singleIndex = collection.indexOf( single );
-                               modelIndex  = collection.indexOf( this.model );
-
-                               if ( singleIndex < modelIndex ) {
-                                       models = collection.models.slice( singleIndex, modelIndex + 1 );
-                               } else {
-                                       models = collection.models.slice( modelIndex, singleIndex + 1 );
-                               }
-
-                               selection.add( models );
-                               selection.single( model );
-                               return;
-
-                       // If the `method` is set to `toggle`, just flip the selection
-                       // status, regardless of whether the model is the single model.
-                       } else if ( 'toggle' === method ) {
-                               selection[ this.selected() ? 'remove' : 'add' ]( model );
-                               selection.single( model );
-                               return;
-                       } else if ( 'add' === method ) {
-                               selection.add( model );
-                               selection.single( model );
-                               return;
-                       }
-
-                       // Fixes bug that loses focus when selecting a featured image
-                       if ( ! method ) {
-                               method = 'add';
-                       }
-
-                       if ( method !== 'add' ) {
-                               method = 'reset';
-                       }
-
-                       if ( this.selected() ) {
-                               // If the model is the single model, remove it.
-                               // If it is not the same as the single model,
-                               // it now becomes the single model.
-                               selection[ single === model ? 'remove' : 'single' ]( model );
-                       } else {
-                               // If the model is not selected, run the `method` on the
-                               // selection. By default, we `reset` the selection, but the
-                               // `method` can be set to `add` the model to the selection.
-                               selection[ method ]( model );
-                               selection.single( model );
-                       }
-               },
-
-               updateSelect: function() {
-                       this[ this.selected() ? 'select' : 'deselect' ]();
-               },
-               /**
-                * @returns {unresolved|Boolean}
-                */
-               selected: function() {
-                       var selection = this.options.selection;
-                       if ( selection ) {
-                               return !! selection.get( this.model.cid );
-                       }
-               },
-               /**
-                * @param {Backbone.Model} model
-                * @param {Backbone.Collection} collection
-                */
-               select: function( model, collection ) {
-                       var selection = this.options.selection,
-                               controller = this.controller;
-
-                       // Check if a selection exists and if it's the collection provided.
-                       // If they're not the same collection, bail; we're in another
-                       // selection's event loop.
-                       if ( ! selection || ( collection && collection !== selection ) ) {
-                               return;
-                       }
-
-                       // Bail if the model is already selected.
-                       if ( this.$el.hasClass( 'selected' ) ) {
-                               return;
-                       }
-
-                       // Add 'selected' class to model, set aria-checked to true.
-                       this.$el.addClass( 'selected' ).attr( 'aria-checked', true );
-                       //  Make the checkbox tabable, except in media grid (bulk select mode).
-                       if ( ! ( controller.isModeActive( 'grid' ) && controller.isModeActive( 'select' ) ) ) {
-                               this.$( '.check' ).attr( 'tabindex', '0' );
-                       }
-               },
-               /**
-                * @param {Backbone.Model} model
-                * @param {Backbone.Collection} collection
-                */
-               deselect: function( model, collection ) {
-                       var selection = this.options.selection;
-
-                       // Check if a selection exists and if it's the collection provided.
-                       // If they're not the same collection, bail; we're in another
-                       // selection's event loop.
-                       if ( ! selection || ( collection && collection !== selection ) ) {
-                               return;
-                       }
-                       this.$el.removeClass( 'selected' ).attr( 'aria-checked', false )
-                               .find( '.check' ).attr( 'tabindex', '-1' );
-               },
-               /**
-                * @param {Backbone.Model} model
-                * @param {Backbone.Collection} collection
-                */
-               details: function( model, collection ) {
-                       var selection = this.options.selection,
-                               details;
-
-                       if ( selection !== collection ) {
-                               return;
-                       }
-
-                       details = selection.single();
-                       this.$el.toggleClass( 'details', details === this.model );
-               },
-               /**
-                * @param {Object} event
-                */
-               preventDefault: function( event ) {
-                       event.preventDefault();
-               },
-               /**
-                * @param {string} size
-                * @returns {Object}
-                */
-               imageSize: function( size ) {
-                       var sizes = this.model.get('sizes'), matched = false;
-
-                       size = size || 'medium';
-
-                       // Use the provided image size if possible.
-                       if ( sizes ) {
-                               if ( sizes[ size ] ) {
-                                       matched = sizes[ size ];
-                               } else if ( sizes.large ) {
-                                       matched = sizes.large;
-                               } else if ( sizes.thumbnail ) {
-                                       matched = sizes.thumbnail;
-                               } else if ( sizes.full ) {
-                                       matched = sizes.full;
-                               }
-
-                               if ( matched ) {
-                                       return _.clone( matched );
-                               }
-                       }
-
-                       return {
-                               url:         this.model.get('url'),
-                               width:       this.model.get('width'),
-                               height:      this.model.get('height'),
-                               orientation: this.model.get('orientation')
-                       };
-               },
-               /**
-                * @param {Object} event
-                */
-               updateSetting: function( event ) {
-                       var $setting = $( event.target ).closest('[data-setting]'),
-                               setting, value;
-
-                       if ( ! $setting.length ) {
-                               return;
-                       }
-
-                       setting = $setting.data('setting');
-                       value   = event.target.value;
-
-                       if ( this.model.get( setting ) !== value ) {
-                               this.save( setting, value );
-                       }
-               },
-
-               /**
-                * Pass all the arguments to the model's save method.
-                *
-                * Records the aggregate status of all save requests and updates the
-                * view's classes accordingly.
-                */
-               save: function() {
-                       var view = this,
-                               save = this._save = this._save || { status: 'ready' },
-                               request = this.model.save.apply( this.model, arguments ),
-                               requests = save.requests ? $.when( request, save.requests ) : request;
-
-                       // If we're waiting to remove 'Saved.', stop.
-                       if ( save.savedTimer ) {
-                               clearTimeout( save.savedTimer );
-                       }
-
-                       this.updateSave('waiting');
-                       save.requests = requests;
-                       requests.always( function() {
-                               // If we've performed another request since this one, bail.
-                               if ( save.requests !== requests ) {
-                                       return;
-                               }
-
-                               view.updateSave( requests.state() === 'resolved' ? 'complete' : 'error' );
-                               save.savedTimer = setTimeout( function() {
-                                       view.updateSave('ready');
-                                       delete save.savedTimer;
-                               }, 2000 );
-                       });
-               },
-               /**
-                * @param {string} status
-                * @returns {wp.media.view.Attachment} Returns itself to allow chaining
-                */
-               updateSave: function( status ) {
-                       var save = this._save = this._save || { status: 'ready' };
-
-                       if ( status && status !== save.status ) {
-                               this.$el.removeClass( 'save-' + save.status );
-                               save.status = status;
-                       }
-
-                       this.$el.addClass( 'save-' + save.status );
-                       return this;
-               },
-
-               updateAll: function() {
-                       var $settings = this.$('[data-setting]'),
-                               model = this.model,
-                               changed;
-
-                       changed = _.chain( $settings ).map( function( el ) {
-                               var $input = $('input, textarea, select, [value]', el ),
-                                       setting, value;
-
-                               if ( ! $input.length ) {
-                                       return;
-                               }
-
-                               setting = $(el).data('setting');
-                               value = $input.val();
-
-                               // Record the value if it changed.
-                               if ( model.get( setting ) !== value ) {
-                                       return [ setting, value ];
-                               }
-                       }).compact().object().value();
-
-                       if ( ! _.isEmpty( changed ) ) {
-                               model.save( changed );
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               removeFromLibrary: function( event ) {
-                       // Catch enter and space events
-                       if ( 'keydown' === event.type && 13 !== event.keyCode && 32 !== event.keyCode ) {
-                               return;
-                       }
-
-                       // Stop propagation so the model isn't selected.
-                       event.stopPropagation();
-
-                       this.collection.remove( this.model );
-               },
-
-               /**
-                * Add the model if it isn't in the selection, if it is in the selection,
-                * remove it.
-                *
-                * @param  {[type]} event [description]
-                * @return {[type]}       [description]
-                */
-               checkClickHandler: function ( event ) {
-                       var selection = this.options.selection;
-                       if ( ! selection ) {
-                               return;
-                       }
-                       event.stopPropagation();
-                       if ( selection.where( { id: this.model.get( 'id' ) } ).length ) {
-                               selection.remove( this.model );
-                               // Move focus back to the attachment tile (from the check).
-                               this.$el.focus();
-                       } else {
-                               selection.add( this.model );
-                       }
-               }
-       });
-
-       // Ensure settings remain in sync between attachment views.
-       _.each({
-               caption: '_syncCaption',
-               title:   '_syncTitle',
-               artist:  '_syncArtist',
-               album:   '_syncAlbum'
-       }, function( method, setting ) {
-               /**
-                * @param {Backbone.Model} model
-                * @param {string} value
-                * @returns {wp.media.view.Attachment} Returns itself to allow chaining
-                */
-               media.view.Attachment.prototype[ method ] = function( model, value ) {
-                       var $setting = this.$('[data-setting="' + setting + '"]');
-
-                       if ( ! $setting.length ) {
-                               return this;
-                       }
-
-                       // If the updated value is in sync with the value in the DOM, there
-                       // is no need to re-render. If we're currently editing the value,
-                       // it will automatically be in sync, suppressing the re-render for
-                       // the view we're editing, while updating any others.
-                       if ( value === $setting.find('input, textarea, select, [value]').val() ) {
-                               return this;
-                       }
-
-                       return this.render();
-               };
-       });
-
-       /**
-        * wp.media.view.Attachment.Library
-        *
-        * @class
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.Library = media.view.Attachment.extend({
-               buttons: {
-                       check: true
-               }
-       });
-
-       /**
-        * wp.media.view.Attachment.EditLibrary
-        *
-        * @class
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.EditLibrary = media.view.Attachment.extend({
-               buttons: {
-                       close: true
-               }
-       });
-
-       /**
-        * wp.media.view.Attachments
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachments = media.View.extend({
-               tagName:   'ul',
-               className: 'attachments',
-
-               attributes: {
-                       tabIndex: -1
-               },
-
-               initialize: function() {
-                       this.el.id = _.uniqueId('__attachments-view-');
-
-                       _.defaults( this.options, {
-                               refreshSensitivity: isTouchDevice ? 300 : 200,
-                               refreshThreshold:   3,
-                               AttachmentView:     media.view.Attachment,
-                               sortable:           false,
-                               resize:             true,
-                               idealColumnWidth:   $( window ).width() < 640 ? 135 : 150
-                       });
-
-                       this._viewsByCid = {};
-                       this.$window = $( window );
-                       this.resizeEvent = 'resize.media-modal-columns';
-
-                       this.collection.on( 'add', function( attachment ) {
-                               this.views.add( this.createAttachmentView( attachment ), {
-                                       at: this.collection.indexOf( attachment )
-                               });
-                       }, this );
-
-                       this.collection.on( 'remove', function( attachment ) {
-                               var view = this._viewsByCid[ attachment.cid ];
-                               delete this._viewsByCid[ attachment.cid ];
-
-                               if ( view ) {
-                                       view.remove();
-                               }
-                       }, this );
-
-                       this.collection.on( 'reset', this.render, this );
-
-                       this.listenTo( this.controller, 'library:selection:add',    this.attachmentFocus );
-
-                       // Throttle the scroll handler and bind this.
-                       this.scroll = _.chain( this.scroll ).bind( this ).throttle( this.options.refreshSensitivity ).value();
-
-                       this.options.scrollElement = this.options.scrollElement || this.el;
-                       $( this.options.scrollElement ).on( 'scroll', this.scroll );
-
-                       this.initSortable();
-
-                       _.bindAll( this, 'setColumns' );
-
-                       if ( this.options.resize ) {
-                               this.on( 'ready', this.bindEvents );
-                               this.controller.on( 'open', this.setColumns );
-
-                               // Call this.setColumns() after this view has been rendered in the DOM so
-                               // attachments get proper width applied.
-                               _.defer( this.setColumns, this );
-                       }
-               },
-
-               bindEvents: function() {
-                       this.$window.off( this.resizeEvent ).on( this.resizeEvent, _.debounce( this.setColumns, 50 ) );
-               },
-
-               attachmentFocus: function() {
-                       this.$( 'li:first' ).focus();
-               },
-
-               restoreFocus: function() {
-                       this.$( 'li.selected:first' ).focus();
-               },
-
-               arrowEvent: function( event ) {
-                       var attachments = this.$el.children( 'li' ),
-                               perRow = this.columns,
-                               index = attachments.filter( ':focus' ).index(),
-                               row = ( index + 1 ) <= perRow ? 1 : Math.ceil( ( index + 1 ) / perRow );
-
-                       if ( index === -1 ) {
-                               return;
-                       }
-
-                       // Left arrow
-                       if ( 37 === event.keyCode ) {
-                               if ( 0 === index ) {
-                                       return;
-                               }
-                               attachments.eq( index - 1 ).focus();
-                       }
-
-                       // Up arrow
-                       if ( 38 === event.keyCode ) {
-                               if ( 1 === row ) {
-                                       return;
-                               }
-                               attachments.eq( index - perRow ).focus();
-                       }
-
-                       // Right arrow
-                       if ( 39 === event.keyCode ) {
-                               if ( attachments.length === index ) {
-                                       return;
-                               }
-                               attachments.eq( index + 1 ).focus();
-                       }
-
-                       // Down arrow
-                       if ( 40 === event.keyCode ) {
-                               if ( Math.ceil( attachments.length / perRow ) === row ) {
-                                       return;
-                               }
-                               attachments.eq( index + perRow ).focus();
-                       }
-               },
-
-               dispose: function() {
-                       this.collection.props.off( null, null, this );
-                       if ( this.options.resize ) {
-                               this.$window.off( this.resizeEvent );
-                       }
-
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       media.View.prototype.dispose.apply( this, arguments );
-               },
-
-               setColumns: function() {
-                       var prev = this.columns,
-                               width = this.$el.width();
-
-                       if ( width ) {
-                               this.columns = Math.min( Math.round( width / this.options.idealColumnWidth ), 12 ) || 1;
-
-                               if ( ! prev || prev !== this.columns ) {
-                                       this.$el.closest( '.media-frame-content' ).attr( 'data-columns', this.columns );
-                               }
-                       }
-               },
-
-               initSortable: function() {
-                       var collection = this.collection;
-
-                       if ( isTouchDevice || ! this.options.sortable || ! $.fn.sortable ) {
-                               return;
-                       }
-
-                       this.$el.sortable( _.extend({
-                               // If the `collection` has a `comparator`, disable sorting.
-                               disabled: !! collection.comparator,
-
-                               // Change the position of the attachment as soon as the
-                               // mouse pointer overlaps a thumbnail.
-                               tolerance: 'pointer',
-
-                               // Record the initial `index` of the dragged model.
-                               start: function( event, ui ) {
-                                       ui.item.data('sortableIndexStart', ui.item.index());
-                               },
-
-                               // Update the model's index in the collection.
-                               // Do so silently, as the view is already accurate.
-                               update: function( event, ui ) {
-                                       var model = collection.at( ui.item.data('sortableIndexStart') ),
-                                               comparator = collection.comparator;
-
-                                       // Temporarily disable the comparator to prevent `add`
-                                       // from re-sorting.
-                                       delete collection.comparator;
-
-                                       // Silently shift the model to its new index.
-                                       collection.remove( model, {
-                                               silent: true
-                                       });
-                                       collection.add( model, {
-                                               silent: true,
-                                               at:     ui.item.index()
-                                       });
-
-                                       // Restore the comparator.
-                                       collection.comparator = comparator;
-
-                                       // Fire the `reset` event to ensure other collections sync.
-                                       collection.trigger( 'reset', collection );
-
-                                       // If the collection is sorted by menu order,
-                                       // update the menu order.
-                                       collection.saveMenuOrder();
-                               }
-                       }, this.options.sortable ) );
-
-                       // If the `orderby` property is changed on the `collection`,
-                       // check to see if we have a `comparator`. If so, disable sorting.
-                       collection.props.on( 'change:orderby', function() {
-                               this.$el.sortable( 'option', 'disabled', !! collection.comparator );
-                       }, this );
-
-                       this.collection.props.on( 'change:orderby', this.refreshSortable, this );
-                       this.refreshSortable();
-               },
-
-               refreshSortable: function() {
-                       if ( isTouchDevice || ! this.options.sortable || ! $.fn.sortable ) {
-                               return;
-                       }
-
-                       // If the `collection` has a `comparator`, disable sorting.
-                       var collection = this.collection,
-                               orderby = collection.props.get('orderby'),
-                               enabled = 'menuOrder' === orderby || ! collection.comparator;
-
-                       this.$el.sortable( 'option', 'disabled', ! enabled );
-               },
-
-               /**
-                * @param {wp.media.model.Attachment} attachment
-                * @returns {wp.media.View}
-                */
-               createAttachmentView: function( attachment ) {
-                       var view = new this.options.AttachmentView({
-                               controller:           this.controller,
-                               model:                attachment,
-                               collection:           this.collection,
-                               selection:            this.options.selection
-                       });
-
-                       return this._viewsByCid[ attachment.cid ] = view;
-               },
-
-               prepare: function() {
-                       // Create all of the Attachment views, and replace
-                       // the list in a single DOM operation.
-                       if ( this.collection.length ) {
-                               this.views.set( this.collection.map( this.createAttachmentView, this ) );
-
-                       // If there are no elements, clear the views and load some.
-                       } else {
-                               this.views.unset();
-                               this.collection.more().done( this.scroll );
-                       }
-               },
-
-               ready: function() {
-                       // Trigger the scroll event to check if we're within the
-                       // threshold to query for additional attachments.
-                       this.scroll();
-               },
-
-               scroll: function() {
-                       var view = this,
-                               el = this.options.scrollElement,
-                               scrollTop = el.scrollTop,
-                               toolbar;
-
-                       // The scroll event occurs on the document, but the element
-                       // that should be checked is the document body.
-                       if ( el == document ) {
-                               el = document.body;
-                               scrollTop = $(document).scrollTop();
-                       }
-
-                       if ( ! $(el).is(':visible') || ! this.collection.hasMore() ) {
-                               return;
-                       }
-
-                       toolbar = this.views.parent.toolbar;
-
-                       // Show the spinner only if we are close to the bottom.
-                       if ( el.scrollHeight - ( scrollTop + el.clientHeight ) < el.clientHeight / 3 ) {
-                               toolbar.get('spinner').show();
-                       }
-
-                       if ( el.scrollHeight < scrollTop + ( el.clientHeight * this.options.refreshThreshold ) ) {
-                               this.collection.more().done(function() {
-                                       view.scroll();
-                                       toolbar.get('spinner').hide();
-                               });
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Search
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Search = media.View.extend({
-               tagName:   'input',
-               className: 'search',
-               id:        'media-search-input',
-
-               attributes: {
-                       type:        'search',
-                       placeholder: l10n.search
-               },
-
-               events: {
-                       'input':  'search',
-                       'keyup':  'search',
-                       'change': 'search',
-                       'search': 'search'
-               },
-
-               /**
-                * @returns {wp.media.view.Search} Returns itself to allow chaining
-                */
-               render: function() {
-                       this.el.value = this.model.escape('search');
-                       return this;
-               },
-
-               search: function( event ) {
-                       if ( event.target.value ) {
-                               this.model.set( 'search', event.target.value );
-                       } else {
-                               this.model.unset('search');
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.AttachmentFilters
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.AttachmentFilters = media.View.extend({
-               tagName:   'select',
-               className: 'attachment-filters',
-               id:        'media-attachment-filters',
-
-               events: {
-                       change: 'change'
-               },
-
-               keys: [],
-
-               initialize: function() {
-                       this.createFilters();
-                       _.extend( this.filters, this.options.filters );
-
-                       // Build `<option>` elements.
-                       this.$el.html( _.chain( this.filters ).map( function( filter, value ) {
-                               return {
-                                       el: $( '<option></option>' ).val( value ).html( filter.text )[0],
-                                       priority: filter.priority || 50
-                               };
-                       }, this ).sortBy('priority').pluck('el').value() );
-
-                       this.listenTo( this.model, 'change', this.select );
-                       this.select();
-               },
-
-               /**
-                * @abstract
-                */
-               createFilters: function() {
-                       this.filters = {};
-               },
-
-               /**
-                * When the selected filter changes, update the Attachment Query properties to match.
-                */
-               change: function() {
-                       var filter = this.filters[ this.el.value ];
-                       if ( filter ) {
-                               this.model.set( filter.props );
-                       }
-               },
-
-               select: function() {
-                       var model = this.model,
-                               value = 'all',
-                               props = model.toJSON();
-
-                       _.find( this.filters, function( filter, id ) {
-                               var equal = _.all( filter.props, function( prop, key ) {
-                                       return prop === ( _.isUndefined( props[ key ] ) ? null : props[ key ] );
-                               });
-
-                               if ( equal ) {
-                                       return value = id;
-                               }
-                       });
-
-                       this.$el.val( value );
-               }
-       });
-
-       /**
-        * A filter dropdown for month/dates.
-        *
-        * @class
-        * @augments wp.media.view.AttachmentFilters
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.DateFilter = media.view.AttachmentFilters.extend({
-               id: 'media-attachment-date-filters',
-
-               createFilters: function() {
-                       var filters = {};
-                       _.each( media.view.settings.months || {}, function( value, index ) {
-                               filters[ index ] = {
-                                       text: value.text,
-                                       props: {
-                                               year: value.year,
-                                               monthnum: value.month
-                                       }
-                               };
-                       });
-                       filters.all = {
-                               text:  l10n.allDates,
-                               props: {
-                                       monthnum: false,
-                                       year:  false
-                               },
-                               priority: 10
-                       };
-                       this.filters = filters;
-               }
-       });
-
-       /**
-        * wp.media.view.AttachmentFilters.Uploaded
-        *
-        * @class
-        * @augments wp.media.view.AttachmentFilters
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.AttachmentFilters.Uploaded = media.view.AttachmentFilters.extend({
-               createFilters: function() {
-                       var type = this.model.get('type'),
-                               types = media.view.settings.mimeTypes,
-                               text;
-
-                       if ( types && type ) {
-                               text = types[ type ];
-                       }
-
-                       this.filters = {
-                               all: {
-                                       text:  text || l10n.allMediaItems,
-                                       props: {
-                                               uploadedTo: null,
-                                               orderby: 'date',
-                                               order:   'DESC'
-                                       },
-                                       priority: 10
-                               },
-
-                               uploaded: {
-                                       text:  l10n.uploadedToThisPost,
-                                       props: {
-                                               uploadedTo: media.view.settings.post.id,
-                                               orderby: 'menuOrder',
-                                               order:   'ASC'
-                                       },
-                                       priority: 20
-                               },
-
-                               unattached: {
-                                       text:  l10n.unattached,
-                                       props: {
-                                               uploadedTo: 0,
-                                               orderby: 'menuOrder',
-                                               order:   'ASC'
-                                       },
-                                       priority: 50
-                               }
-                       };
-               }
-       });
-
-       /**
-        * wp.media.view.AttachmentFilters.All
-        *
-        * @class
-        * @augments wp.media.view.AttachmentFilters
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.AttachmentFilters.All = media.view.AttachmentFilters.extend({
-               createFilters: function() {
-                       var filters = {};
-
-                       _.each( media.view.settings.mimeTypes || {}, function( text, key ) {
-                               filters[ key ] = {
-                                       text: text,
-                                       props: {
-                                               status:  null,
-                                               type:    key,
-                                               uploadedTo: null,
-                                               orderby: 'date',
-                                               order:   'DESC'
-                                       }
-                               };
-                       });
-
-                       filters.all = {
-                               text:  l10n.allMediaItems,
-                               props: {
-                                       status:  null,
-                                       type:    null,
-                                       uploadedTo: null,
-                                       orderby: 'date',
-                                       order:   'DESC'
-                               },
-                               priority: 10
-                       };
-
-                       if ( media.view.settings.post.id ) {
-                               filters.uploaded = {
-                                       text:  l10n.uploadedToThisPost,
-                                       props: {
-                                               status:  null,
-                                               type:    null,
-                                               uploadedTo: media.view.settings.post.id,
-                                               orderby: 'menuOrder',
-                                               order:   'ASC'
-                                       },
-                                       priority: 20
-                               };
-                       }
-
-                       filters.unattached = {
-                               text:  l10n.unattached,
-                               props: {
-                                       status:     null,
-                                       uploadedTo: 0,
-                                       type:       null,
-                                       orderby:    'menuOrder',
-                                       order:      'ASC'
-                               },
-                               priority: 50
-                       };
-
-                       if ( media.view.settings.mediaTrash &&
-                               this.controller.isModeActive( 'grid' ) ) {
-
-                               filters.trash = {
-                                       text:  l10n.trash,
-                                       props: {
-                                               uploadedTo: null,
-                                               status:     'trash',
-                                               type:       null,
-                                               orderby:    'date',
-                                               order:      'DESC'
-                                       },
-                                       priority: 50
-                               };
-                       }
-
-                       this.filters = filters;
-               }
-       });
-
-       /**
-        * wp.media.view.AttachmentsBrowser
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        *
-        * @param {object}      options
-        * @param {object}      [options.filters=false] Which filters to show in the browser's toolbar.
-        *                                              Accepts 'uploaded' and 'all'.
-        * @param {object}      [options.search=true]   Whether to show the search interface in the
-        *                                              browser's toolbar.
-        * @param {object}      [options.date=true]     Whether to show the date filter in the
-        *                                              browser's toolbar.
-        * @param {object}      [options.display=false] Whether to show the attachments display settings
-        *                                              view in the sidebar.
-        * @param {bool|string} [options.sidebar=true]  Whether to create a sidebar for the browser.
-        *                                              Accepts true, false, and 'errors'.
-        */
-       media.view.AttachmentsBrowser = media.View.extend({
-               tagName:   'div',
-               className: 'attachments-browser',
-
-               initialize: function() {
-                       _.defaults( this.options, {
-                               filters: false,
-                               search:  true,
-                               date:    true,
-                               display: false,
-                               sidebar: true,
-                               AttachmentView: media.view.Attachment.Library
-                       });
-
-                       this.listenTo( this.controller, 'toggle:upload:attachment', _.bind( this.toggleUploader, this ) );
-                       this.controller.on( 'edit:selection', this.editSelection );
-                       this.createToolbar();
-                       if ( this.options.sidebar ) {
-                               this.createSidebar();
-                       }
-                       this.createUploader();
-                       this.createAttachments();
-                       this.updateContent();
-
-                       if ( ! this.options.sidebar || 'errors' === this.options.sidebar ) {
-                               this.$el.addClass( 'hide-sidebar' );
-
-                               if ( 'errors' === this.options.sidebar ) {
-                                       this.$el.addClass( 'sidebar-for-errors' );
-                               }
-                       }
-
-                       this.collection.on( 'add remove reset', this.updateContent, this );
-               },
-
-               editSelection: function( modal ) {
-                       modal.$( '.media-button-backToLibrary' ).focus();
-               },
-
-               /**
-                * @returns {wp.media.view.AttachmentsBrowser} Returns itself to allow chaining
-                */
-               dispose: function() {
-                       this.options.selection.off( null, null, this );
-                       media.View.prototype.dispose.apply( this, arguments );
-                       return this;
-               },
-
-               createToolbar: function() {
-                       var LibraryViewSwitcher, Filters, toolbarOptions;
-
-                       toolbarOptions = {
-                               controller: this.controller
-                       };
-
-                       if ( this.controller.isModeActive( 'grid' ) ) {
-                               toolbarOptions.className = 'media-toolbar wp-filter';
-                       }
-
-                       /**
-                       * @member {wp.media.view.Toolbar}
-                       */
-                       this.toolbar = new media.view.Toolbar( toolbarOptions );
-
-                       this.views.add( this.toolbar );
-
-                       this.toolbar.set( 'spinner', new media.view.Spinner({
-                               priority: -60
-                       }) );
-
-                       if ( -1 !== $.inArray( this.options.filters, [ 'uploaded', 'all' ] ) ) {
-                               // "Filters" will return a <select>, need to render
-                               // screen reader text before
-                               this.toolbar.set( 'filtersLabel', new media.view.Label({
-                                       value: l10n.filterByType,
-                                       attributes: {
-                                               'for':  'media-attachment-filters'
-                                       },
-                                       priority:   -80
-                               }).render() );
-
-                               if ( 'uploaded' === this.options.filters ) {
-                                       this.toolbar.set( 'filters', new media.view.AttachmentFilters.Uploaded({
-                                               controller: this.controller,
-                                               model:      this.collection.props,
-                                               priority:   -80
-                                       }).render() );
-                               } else {
-                                       Filters = new media.view.AttachmentFilters.All({
-                                               controller: this.controller,
-                                               model:      this.collection.props,
-                                               priority:   -80
-                                       });
-
-                                       this.toolbar.set( 'filters', Filters.render() );
-                               }
-                       }
-
-                       // Feels odd to bring the global media library switcher into the Attachment
-                       // browser view. Is this a use case for doAction( 'add:toolbar-items:attachments-browser', this.toolbar );
-                       // which the controller can tap into and add this view?
-                       if ( this.controller.isModeActive( 'grid' ) ) {
-                               LibraryViewSwitcher = media.View.extend({
-                                       className: 'view-switch media-grid-view-switch',
-                                       template: media.template( 'media-library-view-switcher')
-                               });
-
-                               this.toolbar.set( 'libraryViewSwitcher', new LibraryViewSwitcher({
-                                       controller: this.controller,
-                                       priority: -90
-                               }).render() );
-
-                               // DateFilter is a <select>, screen reader text needs to be rendered before
-                               this.toolbar.set( 'dateFilterLabel', new media.view.Label({
-                                       value: l10n.filterByDate,
-                                       attributes: {
-                                               'for': 'media-attachment-date-filters'
-                                       },
-                                       priority: -75
-                               }).render() );
-                               this.toolbar.set( 'dateFilter', new media.view.DateFilter({
-                                       controller: this.controller,
-                                       model:      this.collection.props,
-                                       priority: -75
-                               }).render() );
-
-                               // BulkSelection is a <div> with subviews, including screen reader text
-                               this.toolbar.set( 'selectModeToggleButton', new media.view.SelectModeToggleButton({
-                                       text: l10n.bulkSelect,
-                                       controller: this.controller,
-                                       priority: -70
-                               }).render() );
-
-                               this.toolbar.set( 'deleteSelectedButton', new media.view.DeleteSelectedButton({
-                                       filters: Filters,
-                                       style: 'primary',
-                                       disabled: true,
-                                       text: media.view.settings.mediaTrash ? l10n.trashSelected : l10n.deleteSelected,
-                                       controller: this.controller,
-                                       priority: -60,
-                                       click: function() {
-                                               var changed = [], removed = [], self = this,
-                                                       selection = this.controller.state().get( 'selection' ),
-                                                       library = this.controller.state().get( 'library' );
-
-                                               if ( ! selection.length ) {
-                                                       return;
-                                               }
-
-                                               if ( ! media.view.settings.mediaTrash && ! confirm( l10n.warnBulkDelete ) ) {
-                                                       return;
-                                               }
-
-                                               if ( media.view.settings.mediaTrash &&
-                                                       'trash' !== selection.at( 0 ).get( 'status' ) &&
-                                                       ! confirm( l10n.warnBulkTrash ) ) {
-
-                                                       return;
-                                               }
-
-                                               selection.each( function( model ) {
-                                                       if ( ! model.get( 'nonces' )['delete'] ) {
-                                                               removed.push( model );
-                                                               return;
-                                                       }
-
-                                                       if ( media.view.settings.mediaTrash && 'trash' === model.get( 'status' ) ) {
-                                                               model.set( 'status', 'inherit' );
-                                                               changed.push( model.save() );
-                                                               removed.push( model );
-                                                       } else if ( media.view.settings.mediaTrash ) {
-                                                               model.set( 'status', 'trash' );
-                                                               changed.push( model.save() );
-                                                               removed.push( model );
-                                                       } else {
-                                                               model.destroy({wait: true});
-                                                       }
-                                               } );
-
-                                               if ( changed.length ) {
-                                                       selection.remove( removed );
-
-                                                       $.when.apply( null, changed ).then( function() {
-                                                               library._requery( true );
-                                                               self.controller.trigger( 'selection:action:done' );
-                                                       } );
-                                               } else {
-                                                       this.controller.trigger( 'selection:action:done' );
-                                               }
-                                       }
-                               }).render() );
-
-                               if ( media.view.settings.mediaTrash ) {
-                                       this.toolbar.set( 'deleteSelectedPermanentlyButton', new media.view.DeleteSelectedPermanentlyButton({
-                                               filters: Filters,
-                                               style: 'primary',
-                                               disabled: true,
-                                               text: l10n.deleteSelected,
-                                               controller: this.controller,
-                                               priority: -55,
-                                               click: function() {
-                                                       var removed = [], selection = this.controller.state().get( 'selection' );
-
-                                                       if ( ! selection.length || ! confirm( l10n.warnBulkDelete ) ) {
-                                                               return;
-                                                       }
-
-                                                       selection.each( function( model ) {
-                                                               if ( ! model.get( 'nonces' )['delete'] ) {
-                                                                       removed.push( model );
-                                                                       return;
-                                                               }
-
-                                                               model.destroy();
-                                                       } );
-
-                                                       selection.remove( removed );
-                                                       this.controller.trigger( 'selection:action:done' );
-                                               }
-                                       }).render() );
-                               }
-
-                       } else if ( this.options.date ) {
-                               // DateFilter is a <select>, screen reader text needs to be rendered before
-                               this.toolbar.set( 'dateFilterLabel', new media.view.Label({
-                                       value: l10n.filterByDate,
-                                       attributes: {
-                                               'for': 'media-attachment-date-filters'
-                                       },
-                                       priority: -75
-                               }).render() );
-                               this.toolbar.set( 'dateFilter', new media.view.DateFilter({
-                                       controller: this.controller,
-                                       model:      this.collection.props,
-                                       priority: -75
-                               }).render() );
-                       }
-
-                       if ( this.options.search ) {
-                               // Search is an input, screen reader text needs to be rendered before
-                               this.toolbar.set( 'searchLabel', new media.view.Label({
-                                       value: l10n.searchMediaLabel,
-                                       attributes: {
-                                               'for': 'media-search-input'
-                                       },
-                                       priority:   60
-                               }).render() );
-                               this.toolbar.set( 'search', new media.view.Search({
-                                       controller: this.controller,
-                                       model:      this.collection.props,
-                                       priority:   60
-                               }).render() );
-                       }
-
-                       if ( this.options.dragInfo ) {
-                               this.toolbar.set( 'dragInfo', new media.View({
-                                       el: $( '<div class="instructions">' + l10n.dragInfo + '</div>' )[0],
-                                       priority: -40
-                               }) );
-                       }
-
-                       if ( this.options.suggestedWidth && this.options.suggestedHeight ) {
-                               this.toolbar.set( 'suggestedDimensions', new media.View({
-                                       el: $( '<div class="instructions">' + l10n.suggestedDimensions + ' ' + this.options.suggestedWidth + ' &times; ' + this.options.suggestedHeight + '</div>' )[0],
-                                       priority: -40
-                               }) );
-                       }
-               },
-
-               updateContent: function() {
-                       var view = this,
-                               noItemsView;
-
-                       if ( this.controller.isModeActive( 'grid' ) ) {
-                               noItemsView = view.attachmentsNoResults;
-                       } else {
-                               noItemsView = view.uploader;
-                       }
-
-                       if ( ! this.collection.length ) {
-                               this.toolbar.get( 'spinner' ).show();
-                               this.dfd = this.collection.more().done( function() {
-                                       if ( ! view.collection.length ) {
-                                               noItemsView.$el.removeClass( 'hidden' );
-                                       } else {
-                                               noItemsView.$el.addClass( 'hidden' );
-                                       }
-                                       view.toolbar.get( 'spinner' ).hide();
-                               } );
-                       } else {
-                               noItemsView.$el.addClass( 'hidden' );
-                               view.toolbar.get( 'spinner' ).hide();
-                       }
-               },
-
-               createUploader: function() {
-                       this.uploader = new media.view.UploaderInline({
-                               controller: this.controller,
-                               status:     false,
-                               message:    this.controller.isModeActive( 'grid' ) ? '' : l10n.noItemsFound,
-                               canClose:   this.controller.isModeActive( 'grid' )
-                       });
-
-                       this.uploader.hide();
-                       this.views.add( this.uploader );
-               },
-
-               toggleUploader: function() {
-                       if ( this.uploader.$el.hasClass( 'hidden' ) ) {
-                               this.uploader.show();
-                       } else {
-                               this.uploader.hide();
-                       }
-               },
-
-               createAttachments: function() {
-                       this.attachments = new media.view.Attachments({
-                               controller:           this.controller,
-                               collection:           this.collection,
-                               selection:            this.options.selection,
-                               model:                this.model,
-                               sortable:             this.options.sortable,
-                               scrollElement:        this.options.scrollElement,
-                               idealColumnWidth:     this.options.idealColumnWidth,
-
-                               // The single `Attachment` view to be used in the `Attachments` view.
-                               AttachmentView: this.options.AttachmentView
-                       });
-
-                       // Add keydown listener to the instance of the Attachments view
-                       this.attachments.listenTo( this.controller, 'attachment:keydown:arrow',     this.attachments.arrowEvent );
-                       this.attachments.listenTo( this.controller, 'attachment:details:shift-tab', this.attachments.restoreFocus );
-
-                       this.views.add( this.attachments );
-
-
-                       if ( this.controller.isModeActive( 'grid' ) ) {
-                               this.attachmentsNoResults = new media.View({
-                                       controller: this.controller,
-                                       tagName: 'p'
-                               });
-
-                               this.attachmentsNoResults.$el.addClass( 'hidden no-media' );
-                               this.attachmentsNoResults.$el.html( l10n.noMedia );
-
-                               this.views.add( this.attachmentsNoResults );
-                       }
-               },
-
-               createSidebar: function() {
-                       var options = this.options,
-                               selection = options.selection,
-                               sidebar = this.sidebar = new media.view.Sidebar({
-                                       controller: this.controller
-                               });
-
-                       this.views.add( sidebar );
-
-                       if ( this.controller.uploader ) {
-                               sidebar.set( 'uploads', new media.view.UploaderStatus({
-                                       controller: this.controller,
-                                       priority:   40
-                               }) );
-                       }
-
-                       selection.on( 'selection:single', this.createSingle, this );
-                       selection.on( 'selection:unsingle', this.disposeSingle, this );
-
-                       if ( selection.single() ) {
-                               this.createSingle();
-                       }
-               },
-
-               createSingle: function() {
-                       var sidebar = this.sidebar,
-                               single = this.options.selection.single();
-
-                       sidebar.set( 'details', new media.view.Attachment.Details({
-                               controller: this.controller,
-                               model:      single,
-                               priority:   80
-                       }) );
-
-                       sidebar.set( 'compat', new media.view.AttachmentCompat({
-                               controller: this.controller,
-                               model:      single,
-                               priority:   120
-                       }) );
-
-                       if ( this.options.display ) {
-                               sidebar.set( 'display', new media.view.Settings.AttachmentDisplay({
-                                       controller:   this.controller,
-                                       model:        this.model.display( single ),
-                                       attachment:   single,
-                                       priority:     160,
-                                       userSettings: this.model.get('displayUserSettings')
-                               }) );
-                       }
-
-                       // Show the sidebar on mobile
-                       if ( this.model.id === 'insert' ) {
-                               sidebar.$el.addClass( 'visible' );
-                       }
-               },
-
-               disposeSingle: function() {
-                       var sidebar = this.sidebar;
-                       sidebar.unset('details');
-                       sidebar.unset('compat');
-                       sidebar.unset('display');
-                       // Hide the sidebar on mobile
-                       sidebar.$el.removeClass( 'visible' );
-               }
-       });
-
-       /**
-        * wp.media.view.Selection
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Selection = media.View.extend({
-               tagName:   'div',
-               className: 'media-selection',
-               template:  media.template('media-selection'),
-
-               events: {
-                       'click .edit-selection':  'edit',
-                       'click .clear-selection': 'clear'
-               },
-
-               initialize: function() {
-                       _.defaults( this.options, {
-                               editable:  false,
-                               clearable: true
-                       });
-
-                       /**
-                        * @member {wp.media.view.Attachments.Selection}
-                        */
-                       this.attachments = new media.view.Attachments.Selection({
-                               controller: this.controller,
-                               collection: this.collection,
-                               selection:  this.collection,
-                               model:      new Backbone.Model()
-                       });
-
-                       this.views.set( '.selection-view', this.attachments );
-                       this.collection.on( 'add remove reset', this.refresh, this );
-                       this.controller.on( 'content:activate', this.refresh, this );
-               },
-
-               ready: function() {
-                       this.refresh();
-               },
-
-               refresh: function() {
-                       // If the selection hasn't been rendered, bail.
-                       if ( ! this.$el.children().length ) {
-                               return;
-                       }
-
-                       var collection = this.collection,
-                               editing = 'edit-selection' === this.controller.content.mode();
-
-                       // If nothing is selected, display nothing.
-                       this.$el.toggleClass( 'empty', ! collection.length );
-                       this.$el.toggleClass( 'one', 1 === collection.length );
-                       this.$el.toggleClass( 'editing', editing );
-
-                       this.$('.count').text( l10n.selected.replace('%d', collection.length) );
-               },
-
-               edit: function( event ) {
-                       event.preventDefault();
-                       if ( this.options.editable ) {
-                               this.options.editable.call( this, this.collection );
-                       }
-               },
-
-               clear: function( event ) {
-                       event.preventDefault();
-                       this.collection.reset();
-
-                       // Keep focus inside media modal
-                       // after clear link is selected
-                       this.controller.modal.focusManager.focus();
-               }
-       });
-
-
-       /**
-        * wp.media.view.Attachment.Selection
-        *
-        * @class
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.Selection = media.view.Attachment.extend({
-               className: 'attachment selection',
-
-               // On click, just select the model, instead of removing the model from
-               // the selection.
-               toggleSelection: function() {
-                       this.options.selection.single( this.model );
-               }
-       });
-
-       /**
-        * wp.media.view.Attachments.Selection
-        *
-        * @class
-        * @augments wp.media.view.Attachments
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachments.Selection = media.view.Attachments.extend({
-               events: {},
-               initialize: function() {
-                       _.defaults( this.options, {
-                               sortable:   false,
-                               resize:     false,
-
-                               // The single `Attachment` view to be used in the `Attachments` view.
-                               AttachmentView: media.view.Attachment.Selection
-                       });
-                       // Call 'initialize' directly on the parent class.
-                       return media.view.Attachments.prototype.initialize.apply( this, arguments );
-               }
-       });
-
-       /**
-        * wp.media.view.Attachments.EditSelection
-        *
-        * @class
-        * @augments wp.media.view.Attachment.Selection
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.EditSelection = media.view.Attachment.Selection.extend({
-               buttons: {
-                       close: true
-               }
-       });
-
-
-       /**
-        * wp.media.view.Settings
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Settings = media.View.extend({
-               events: {
-                       'click button':    'updateHandler',
-                       'change input':    'updateHandler',
-                       'change select':   'updateHandler',
-                       'change textarea': 'updateHandler'
-               },
-
-               initialize: function() {
-                       this.model = this.model || new Backbone.Model();
-                       this.listenTo( this.model, 'change', this.updateChanges );
-               },
-
-               prepare: function() {
-                       return _.defaults({
-                               model: this.model.toJSON()
-                       }, this.options );
-               },
-               /**
-                * @returns {wp.media.view.Settings} Returns itself to allow chaining
-                */
-               render: function() {
-                       media.View.prototype.render.apply( this, arguments );
-                       // Select the correct values.
-                       _( this.model.attributes ).chain().keys().each( this.update, this );
-                       return this;
-               },
-               /**
-                * @param {string} key
-                */
-               update: function( key ) {
-                       var value = this.model.get( key ),
-                               $setting = this.$('[data-setting="' + key + '"]'),
-                               $buttons, $value;
-
-                       // Bail if we didn't find a matching setting.
-                       if ( ! $setting.length ) {
-                               return;
-                       }
-
-                       // Attempt to determine how the setting is rendered and update
-                       // the selected value.
-
-                       // Handle dropdowns.
-                       if ( $setting.is('select') ) {
-                               $value = $setting.find('[value="' + value + '"]');
-
-                               if ( $value.length ) {
-                                       $setting.find('option').prop( 'selected', false );
-                                       $value.prop( 'selected', true );
-                               } else {
-                                       // If we can't find the desired value, record what *is* selected.
-                                       this.model.set( key, $setting.find(':selected').val() );
-                               }
-
-                       // Handle button groups.
-                       } else if ( $setting.hasClass('button-group') ) {
-                               $buttons = $setting.find('button').removeClass('active');
-                               $buttons.filter( '[value="' + value + '"]' ).addClass('active');
-
-                       // Handle text inputs and textareas.
-                       } else if ( $setting.is('input[type="text"], textarea') ) {
-                               if ( ! $setting.is(':focus') ) {
-                                       $setting.val( value );
-                               }
-                       // Handle checkboxes.
-                       } else if ( $setting.is('input[type="checkbox"]') ) {
-                               $setting.prop( 'checked', !! value && 'false' !== value );
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               updateHandler: function( event ) {
-                       var $setting = $( event.target ).closest('[data-setting]'),
-                               value = event.target.value,
-                               userSetting;
-
-                       event.preventDefault();
-
-                       if ( ! $setting.length ) {
-                               return;
-                       }
-
-                       // Use the correct value for checkboxes.
-                       if ( $setting.is('input[type="checkbox"]') ) {
-                               value = $setting[0].checked;
-                       }
-
-                       // Update the corresponding setting.
-                       this.model.set( $setting.data('setting'), value );
-
-                       // If the setting has a corresponding user setting,
-                       // update that as well.
-                       if ( userSetting = $setting.data('userSetting') ) {
-                               setUserSetting( userSetting, value );
-                       }
-               },
-
-               updateChanges: function( model ) {
-                       if ( model.hasChanged() ) {
-                               _( model.changed ).chain().keys().each( this.update, this );
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Settings.AttachmentDisplay
-        *
-        * @class
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Settings.AttachmentDisplay = media.view.Settings.extend({
-               className: 'attachment-display-settings',
-               template:  media.template('attachment-display-settings'),
-
-               initialize: function() {
-                       var attachment = this.options.attachment;
-
-                       _.defaults( this.options, {
-                               userSettings: false
-                       });
-                       // Call 'initialize' directly on the parent class.
-                       media.view.Settings.prototype.initialize.apply( this, arguments );
-                       this.listenTo( this.model, 'change:link', this.updateLinkTo );
-
-                       if ( attachment ) {
-                               attachment.on( 'change:uploading', this.render, this );
-                       }
-               },
-
-               dispose: function() {
-                       var attachment = this.options.attachment;
-                       if ( attachment ) {
-                               attachment.off( null, null, this );
-                       }
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       media.view.Settings.prototype.dispose.apply( this, arguments );
-               },
-               /**
-                * @returns {wp.media.view.AttachmentDisplay} Returns itself to allow chaining
-                */
-               render: function() {
-                       var attachment = this.options.attachment;
-                       if ( attachment ) {
-                               _.extend( this.options, {
-                                       sizes: attachment.get('sizes'),
-                                       type:  attachment.get('type')
-                               });
-                       }
-                       /**
-                        * call 'render' directly on the parent class
-                        */
-                       media.view.Settings.prototype.render.call( this );
-                       this.updateLinkTo();
-                       return this;
-               },
-
-               updateLinkTo: function() {
-                       var linkTo = this.model.get('link'),
-                               $input = this.$('.link-to-custom'),
-                               attachment = this.options.attachment;
-
-                       if ( 'none' === linkTo || 'embed' === linkTo || ( ! attachment && 'custom' !== linkTo ) ) {
-                               $input.addClass( 'hidden' );
-                               return;
-                       }
-
-                       if ( attachment ) {
-                               if ( 'post' === linkTo ) {
-                                       $input.val( attachment.get('link') );
-                               } else if ( 'file' === linkTo ) {
-                                       $input.val( attachment.get('url') );
-                               } else if ( ! this.model.get('linkUrl') ) {
-                                       $input.val('http://');
-                               }
-
-                               $input.prop( 'readonly', 'custom' !== linkTo );
-                       }
-
-                       $input.removeClass( 'hidden' );
-
-                       // If the input is visible, focus and select its contents.
-                       if ( ! isTouchDevice && $input.is(':visible') ) {
-                               $input.focus()[0].select();
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.Settings.Gallery
-        *
-        * @class
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Settings.Gallery = media.view.Settings.extend({
-               className: 'collection-settings gallery-settings',
-               template:  media.template('gallery-settings')
-       });
-
-       /**
-        * wp.media.view.Settings.Playlist
-        *
-        * @class
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Settings.Playlist = media.view.Settings.extend({
-               className: 'collection-settings playlist-settings',
-               template:  media.template('playlist-settings')
-       });
-
-       /**
-        * wp.media.view.Attachment.Details
-        *
-        * @class
-        * @augments wp.media.view.Attachment
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Attachment.Details = media.view.Attachment.extend({
-               tagName:   'div',
-               className: 'attachment-details',
-               template:  media.template('attachment-details'),
-
-               attributes: function() {
-                       return {
-                               'tabIndex':     0,
-                               'data-id':      this.model.get( 'id' )
-                       };
-               },
-
-               events: {
-                       'change [data-setting]':          'updateSetting',
-                       'change [data-setting] input':    'updateSetting',
-                       'change [data-setting] select':   'updateSetting',
-                       'change [data-setting] textarea': 'updateSetting',
-                       'click .delete-attachment':       'deleteAttachment',
-                       'click .trash-attachment':        'trashAttachment',
-                       'click .untrash-attachment':      'untrashAttachment',
-                       'click .edit-attachment':         'editAttachment',
-                       'click .refresh-attachment':      'refreshAttachment',
-                       'keydown':                        'toggleSelectionHandler'
-               },
-
-               initialize: function() {
-                       this.options = _.defaults( this.options, {
-                               rerenderOnModelChange: false
-                       });
-
-                       this.on( 'ready', this.initialFocus );
-                       // Call 'initialize' directly on the parent class.
-                       media.view.Attachment.prototype.initialize.apply( this, arguments );
-               },
-
-               initialFocus: function() {
-                       if ( ! isTouchDevice ) {
-                               this.$( ':input' ).eq( 0 ).focus();
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               deleteAttachment: function( event ) {
-                       event.preventDefault();
-
-                       if ( confirm( l10n.warnDelete ) ) {
-                               this.model.destroy();
-                               // Keep focus inside media modal
-                               // after image is deleted
-                               this.controller.modal.focusManager.focus();
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               trashAttachment: function( event ) {
-                       var library = this.controller.library;
-                       event.preventDefault();
-
-                       if ( media.view.settings.mediaTrash &&
-                               'edit-metadata' === this.controller.content.mode() ) {
-
-                               this.model.set( 'status', 'trash' );
-                               this.model.save().done( function() {
-                                       library._requery( true );
-                               } );
-                       }  else {
-                               this.model.destroy();
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               untrashAttachment: function( event ) {
-                       var library = this.controller.library;
-                       event.preventDefault();
-
-                       this.model.set( 'status', 'inherit' );
-                       this.model.save().done( function() {
-                               library._requery( true );
-                       } );
-               },
-               /**
-                * @param {Object} event
-                */
-               editAttachment: function( event ) {
-                       var editState = this.controller.states.get( 'edit-image' );
-                       if ( window.imageEdit && editState ) {
-                               event.preventDefault();
-
-                               editState.set( 'image', this.model );
-                               this.controller.setState( 'edit-image' );
-                       } else {
-                               this.$el.addClass('needs-refresh');
-                       }
-               },
-               /**
-                * @param {Object} event
-                */
-               refreshAttachment: function( event ) {
-                       this.$el.removeClass('needs-refresh');
-                       event.preventDefault();
-                       this.model.fetch();
-               },
-               /**
-                * When reverse tabbing(shift+tab) out of the right details panel, deliver
-                * the focus to the item in the list that was being edited.
-                *
-                * @param {Object} event
-                */
-               toggleSelectionHandler: function( event ) {
-                       if ( 'keydown' === event.type && 9 === event.keyCode && event.shiftKey && event.target === this.$( ':tabbable' ).get( 0 ) ) {
-                               this.controller.trigger( 'attachment:details:shift-tab', event );
-                               return false;
-                       }
-
-                       if ( 37 === event.keyCode || 38 === event.keyCode || 39 === event.keyCode || 40 === event.keyCode ) {
-                               this.controller.trigger( 'attachment:keydown:arrow', event );
-                               return;
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.AttachmentCompat
-        *
-        * A view to display fields added via the `attachment_fields_to_edit` filter.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.AttachmentCompat = media.View.extend({
-               tagName:   'form',
-               className: 'compat-item',
-
-               events: {
-                       'submit':          'preventDefault',
-                       'change input':    'save',
-                       'change select':   'save',
-                       'change textarea': 'save'
-               },
-
-               initialize: function() {
-                       this.listenTo( this.model, 'change:compat', this.render );
-               },
-               /**
-                * @returns {wp.media.view.AttachmentCompat} Returns itself to allow chaining
-                */
-               dispose: function() {
-                       if ( this.$(':focus').length ) {
-                               this.save();
-                       }
-                       /**
-                        * call 'dispose' directly on the parent class
-                        */
-                       return media.View.prototype.dispose.apply( this, arguments );
-               },
-               /**
-                * @returns {wp.media.view.AttachmentCompat} Returns itself to allow chaining
-                */
-               render: function() {
-                       var compat = this.model.get('compat');
-                       if ( ! compat || ! compat.item ) {
-                               return;
-                       }
-
-                       this.views.detach();
-                       this.$el.html( compat.item );
-                       this.views.render();
-                       return this;
-               },
-               /**
-                * @param {Object} event
-                */
-               preventDefault: function( event ) {
-                       event.preventDefault();
-               },
-               /**
-                * @param {Object} event
-                */
-               save: function( event ) {
-                       var data = {};
-
-                       if ( event ) {
-                               event.preventDefault();
-                       }
-
-                       _.each( this.$el.serializeArray(), function( pair ) {
-                               data[ pair.name ] = pair.value;
-                       });
-
-                       this.controller.trigger( 'attachment:compat:waiting', ['waiting'] );
-                       this.model.saveCompat( data ).always( _.bind( this.postSave, this ) );
-               },
-
-               postSave: function() {
-                       this.controller.trigger( 'attachment:compat:ready', ['ready'] );
-               }
-       });
-
-       /**
-        * wp.media.view.Iframe
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Iframe = media.View.extend({
-               className: 'media-iframe',
-               /**
-                * @returns {wp.media.view.Iframe} Returns itself to allow chaining
-                */
-               render: function() {
-                       this.views.detach();
-                       this.$el.html( '<iframe src="' + this.controller.state().get('src') + '" />' );
-                       this.views.render();
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.view.Embed
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Embed = media.View.extend({
-               className: 'media-embed',
-
-               initialize: function() {
-                       /**
-                        * @member {wp.media.view.EmbedUrl}
-                        */
-                       this.url = new media.view.EmbedUrl({
-                               controller: this.controller,
-                               model:      this.model.props
-                       }).render();
-
-                       this.views.set([ this.url ]);
-                       this.refresh();
-                       this.listenTo( this.model, 'change:type', this.refresh );
-                       this.listenTo( this.model, 'change:loading', this.loading );
-               },
-
-               /**
-                * @param {Object} view
-                */
-               settings: function( view ) {
-                       if ( this._settings ) {
-                               this._settings.remove();
-                       }
-                       this._settings = view;
-                       this.views.add( view );
-               },
-
-               refresh: function() {
-                       var type = this.model.get('type'),
-                               constructor;
-
-                       if ( 'image' === type ) {
-                               constructor = media.view.EmbedImage;
-                       } else if ( 'link' === type ) {
-                               constructor = media.view.EmbedLink;
-                       } else {
-                               return;
-                       }
-
-                       this.settings( new constructor({
-                               controller: this.controller,
-                               model:      this.model.props,
-                               priority:   40
-                       }) );
-               },
-
-               loading: function() {
-                       this.$el.toggleClass( 'embed-loading', this.model.get('loading') );
-               }
-       });
-
-       /**
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Label = media.View.extend({
-               tagName: 'label',
-               className: 'screen-reader-text',
-
-               initialize: function() {
-                       this.value = this.options.value;
-               },
-
-               render: function() {
-                       this.$el.html( this.value );
-
-                       return this;
-               }
-       });
-
-       /**
-        * wp.media.view.EmbedUrl
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.EmbedUrl = media.View.extend({
-               tagName:   'label',
-               className: 'embed-url',
-
-               events: {
-                       'input':  'url',
-                       'keyup':  'url',
-                       'change': 'url'
-               },
-
-               initialize: function() {
-                       var self = this;
-
-                       this.$input = $('<input id="embed-url-field" type="url" />').val( this.model.get('url') );
-                       this.input = this.$input[0];
-
-                       this.spinner = $('<span class="spinner" />')[0];
-                       this.$el.append([ this.input, this.spinner ]);
-
-                       this.listenTo( this.model, 'change:url', this.render );
-
-                       if ( this.model.get( 'url' ) ) {
-                               _.delay( function () {
-                                       self.model.trigger( 'change:url' );
-                               }, 500 );
-                       }
-               },
-               /**
-                * @returns {wp.media.view.EmbedUrl} Returns itself to allow chaining
-                */
-               render: function() {
-                       var $input = this.$input;
-
-                       if ( $input.is(':focus') ) {
-                               return;
-                       }
-
-                       this.input.value = this.model.get('url') || 'http://';
-                       /**
-                        * Call `render` directly on parent class with passed arguments
-                        */
-                       media.View.prototype.render.apply( this, arguments );
-                       return this;
-               },
-
-               ready: function() {
-                       if ( ! isTouchDevice ) {
-                               this.focus();
-                       }
-               },
-
-               url: function( event ) {
-                       this.model.set( 'url', event.target.value );
-               },
-
-               /**
-                * If the input is visible, focus and select its contents.
-                */
-               focus: function() {
-                       var $input = this.$input;
-                       if ( $input.is(':visible') ) {
-                               $input.focus()[0].select();
-                       }
-               }
-       });
-
-       /**
-        * wp.media.view.EmbedLink
-        *
-        * @class
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.EmbedLink = media.view.Settings.extend({
-               className: 'embed-link-settings',
-               template:  media.template('embed-link-settings'),
-
-               initialize: function() {
-                       this.spinner = $('<span class="spinner" />');
-                       this.$el.append( this.spinner[0] );
-                       this.listenTo( this.model, 'change:url', this.updateoEmbed );
-               },
-
-               updateoEmbed: function() {
-                       var url = this.model.get( 'url' );
-
-                       this.$('.setting.title').show();
-                       // clear out previous results
-                       this.$('.embed-container').hide().find('.embed-preview').html('');
-
-                       // only proceed with embed if the field contains more than 6 characters
-                       if ( url && url.length < 6 ) {
-                               return;
-                       }
-
-                       this.spinner.show();
-
-                       setTimeout( _.bind( this.fetch, this ), 500 );
-               },
-
-               fetch: function() {
-                       // check if they haven't typed in 500 ms
-                       if ( $('#embed-url-field').val() !== this.model.get('url') ) {
-                               return;
-                       }
-
-                       wp.ajax.send( 'parse-embed', {
-                               data : {
-                                       post_ID: media.view.settings.post.id,
-                                       shortcode: '[embed]' + this.model.get('url') + '[/embed]'
-                               }
-                       } ).done( _.bind( this.renderoEmbed, this ) );
-               },
-
-               renderoEmbed: function( response ) {
-                       var html = ( response && response.body ) || '';
-
-                       this.spinner.hide();
-
-                       this.$('.setting.title').hide();
-                       this.$('.embed-container').show().find('.embed-preview').html( html );
-               }
-       });
-
-       /**
-        * wp.media.view.EmbedImage
-        *
-        * @class
-        * @augments wp.media.view.Settings.AttachmentDisplay
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.EmbedImage =  media.view.Settings.AttachmentDisplay.extend({
-               className: 'embed-media-settings',
-               template:  media.template('embed-image-settings'),
-
-               initialize: function() {
-                       /**
-                        * Call `initialize` directly on parent class with passed arguments
-                        */
-                       media.view.Settings.AttachmentDisplay.prototype.initialize.apply( this, arguments );
-                       this.listenTo( this.model, 'change:url', this.updateImage );
-               },
-
-               updateImage: function() {
-                       this.$('img').attr( 'src', this.model.get('url') );
-               }
-       });
-
-       /**
-        * wp.media.view.ImageDetails
-        *
-        * @class
-        * @augments wp.media.view.Settings.AttachmentDisplay
-        * @augments wp.media.view.Settings
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.ImageDetails = media.view.Settings.AttachmentDisplay.extend({
-               className: 'image-details',
-               template:  media.template('image-details'),
-               events: _.defaults( media.view.Settings.AttachmentDisplay.prototype.events, {
-                       'click .edit-attachment': 'editAttachment',
-                       'click .replace-attachment': 'replaceAttachment',
-                       'click .advanced-toggle': 'onToggleAdvanced',
-                       'change [data-setting="customWidth"]': 'onCustomSize',
-                       'change [data-setting="customHeight"]': 'onCustomSize',
-                       'keyup [data-setting="customWidth"]': 'onCustomSize',
-                       'keyup [data-setting="customHeight"]': 'onCustomSize'
-               } ),
-               initialize: function() {
-                       // used in AttachmentDisplay.prototype.updateLinkTo
-                       this.options.attachment = this.model.attachment;
-                       this.listenTo( this.model, 'change:url', this.updateUrl );
-                       this.listenTo( this.model, 'change:link', this.toggleLinkSettings );
-                       this.listenTo( this.model, 'change:size', this.toggleCustomSize );
-
-                       media.view.Settings.AttachmentDisplay.prototype.initialize.apply( this, arguments );
-               },
-
-               prepare: function() {
-                       var attachment = false;
-
-                       if ( this.model.attachment ) {
-                               attachment = this.model.attachment.toJSON();
-                       }
-                       return _.defaults({
-                               model: this.model.toJSON(),
-                               attachment: attachment
-                       }, this.options );
-               },
-
-               render: function() {
-                       var self = this,
-                               args = arguments;
-
-                       if ( this.model.attachment && 'pending' === this.model.dfd.state() ) {
-                               this.model.dfd.done( function() {
-                                       media.view.Settings.AttachmentDisplay.prototype.render.apply( self, args );
-                                       self.postRender();
-                               } ).fail( function() {
-                                       self.model.attachment = false;
-                                       media.view.Settings.AttachmentDisplay.prototype.render.apply( self, args );
-                                       self.postRender();
-                               } );
-                       } else {
-                               media.view.Settings.AttachmentDisplay.prototype.render.apply( this, arguments );
-                               this.postRender();
-                       }
-
-                       return this;
-               },
-
-               postRender: function() {
-                       setTimeout( _.bind( this.resetFocus, this ), 10 );
-                       this.toggleLinkSettings();
-                       if ( getUserSetting( 'advImgDetails' ) === 'show' ) {
-                               this.toggleAdvanced( true );
-                       }
-                       this.trigger( 'post-render' );
-               },
-
-               resetFocus: function() {
-                       this.$( '.link-to-custom' ).blur();
-                       this.$( '.embed-media-settings' ).scrollTop( 0 );
-               },
-
-               updateUrl: function() {
-                       this.$( '.image img' ).attr( 'src', this.model.get( 'url' ) );
-                       this.$( '.url' ).val( this.model.get( 'url' ) );
-               },
-
-               toggleLinkSettings: function() {
-                       if ( this.model.get( 'link' ) === 'none' ) {
-                               this.$( '.link-settings' ).addClass('hidden');
-                       } else {
-                               this.$( '.link-settings' ).removeClass('hidden');
-                       }
-               },
-
-               toggleCustomSize: function() {
-                       if ( this.model.get( 'size' ) !== 'custom' ) {
-                               this.$( '.custom-size' ).addClass('hidden');
-                       } else {
-                               this.$( '.custom-size' ).removeClass('hidden');
-                       }
-               },
-
-               onCustomSize: function( event ) {
-                       var dimension = $( event.target ).data('setting'),
-                               num = $( event.target ).val(),
-                               value;
-
-                       // Ignore bogus input
-                       if ( ! /^\d+/.test( num ) || parseInt( num, 10 ) < 1 ) {
-                               event.preventDefault();
-                               return;
-                       }
-
-                       if ( dimension === 'customWidth' ) {
-                               value = Math.round( 1 / this.model.get( 'aspectRatio' ) * num );
-                               this.model.set( 'customHeight', value, { silent: true } );
-                               this.$( '[data-setting="customHeight"]' ).val( value );
-                       } else {
-                               value = Math.round( this.model.get( 'aspectRatio' ) * num );
-                               this.model.set( 'customWidth', value, { silent: true  } );
-                               this.$( '[data-setting="customWidth"]' ).val( value );
-                       }
-               },
-
-               onToggleAdvanced: function( event ) {
-                       event.preventDefault();
-                       this.toggleAdvanced();
-               },
-
-               toggleAdvanced: function( show ) {
-                       var $advanced = this.$el.find( '.advanced-section' ),
-                               mode;
-
-                       if ( $advanced.hasClass('advanced-visible') || show === false ) {
-                               $advanced.removeClass('advanced-visible');
-                               $advanced.find('.advanced-settings').addClass('hidden');
-                               mode = 'hide';
-                       } else {
-                               $advanced.addClass('advanced-visible');
-                               $advanced.find('.advanced-settings').removeClass('hidden');
-                               mode = 'show';
-                       }
-
-                       setUserSetting( 'advImgDetails', mode );
-               },
-
-               editAttachment: function( event ) {
-                       var editState = this.controller.states.get( 'edit-image' );
-
-                       if ( window.imageEdit && editState ) {
-                               event.preventDefault();
-                               editState.set( 'image', this.model.attachment );
-                               this.controller.setState( 'edit-image' );
-                       }
-               },
-
-               replaceAttachment: function( event ) {
-                       event.preventDefault();
-                       this.controller.setState( 'replace-image' );
-               }
-       });
-
-       /**
-        * wp.media.view.Cropper
-        *
-        * Uses the imgAreaSelect plugin to allow a user to crop an image.
-        *
-        * Takes imgAreaSelect options from
-        * wp.customize.HeaderControl.calculateImageSelectOptions via
-        * wp.customize.HeaderControl.openMM.
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Cropper = media.View.extend({
-               className: 'crop-content',
-               template: media.template('crop-content'),
-               initialize: function() {
-                       _.bindAll(this, 'onImageLoad');
-               },
-               ready: function() {
-                       this.controller.frame.on('content:error:crop', this.onError, this);
-                       this.$image = this.$el.find('.crop-image');
-                       this.$image.on('load', this.onImageLoad);
-                       $(window).on('resize.cropper', _.debounce(this.onImageLoad, 250));
-               },
-               remove: function() {
-                       $(window).off('resize.cropper');
-                       this.$el.remove();
-                       this.$el.off();
-                       wp.media.View.prototype.remove.apply(this, arguments);
-               },
-               prepare: function() {
-                       return {
-                               title: l10n.cropYourImage,
-                               url: this.options.attachment.get('url')
-                       };
-               },
-               onImageLoad: function() {
-                       var imgOptions = this.controller.get('imgSelectOptions');
-                       if (typeof imgOptions === 'function') {
-                               imgOptions = imgOptions(this.options.attachment, this.controller);
-                       }
-
-                       imgOptions = _.extend(imgOptions, {parent: this.$el});
-                       this.trigger('image-loaded');
-                       this.controller.imgSelect = this.$image.imgAreaSelect(imgOptions);
-               },
-               onError: function() {
-                       var filename = this.options.attachment.get('filename');
-
-                       this.views.add( '.upload-errors', new media.view.UploaderStatusError({
-                               filename: media.view.UploaderStatus.prototype.filename(filename),
-                               message: _wpMediaViewsL10n.cropError
-                       }), { at: 0 });
-               }
-       });
-
-       media.view.EditImage = media.View.extend({
-
-               className: 'image-editor',
-               template: media.template('image-editor'),
-
-               initialize: function( options ) {
-                       this.editor = window.imageEdit;
-                       this.controller = options.controller;
-                       media.View.prototype.initialize.apply( this, arguments );
-               },
-
-               prepare: function() {
-                       return this.model.toJSON();
-               },
-
-               render: function() {
-                       media.View.prototype.render.apply( this, arguments );
-                       return this;
-               },
-
-               loadEditor: function() {
-                       var dfd = this.editor.open( this.model.get('id'), this.model.get('nonces').edit, this );
-                       dfd.done( _.bind( this.focus, this ) );
-               },
-
-               focus: function() {
-                       this.$( '.imgedit-submit .button' ).eq( 0 ).focus();
-               },
-
-               back: function() {
-                       var lastState = this.controller.lastState();
-                       this.controller.setState( lastState );
-               },
-
-               refresh: function() {
-                       this.model.fetch();
-               },
-
-               save: function() {
-                       var self = this,
-                               lastState = this.controller.lastState();
-
-                       this.model.fetch().done( function() {
-                               self.controller.setState( lastState );
-                       });
-               }
-
-       });
-
-       /**
-        * wp.media.view.Spinner
-        *
-        * @class
-        * @augments wp.media.View
-        * @augments wp.Backbone.View
-        * @augments Backbone.View
-        */
-       media.view.Spinner = media.View.extend({
-               tagName:   'span',
-               className: 'spinner',
-               spinnerTimeout: false,
-               delay: 400,
-
-               show: function() {
-                       if ( ! this.spinnerTimeout ) {
-                               this.spinnerTimeout = _.delay(function( $el ) {
-                                       $el.show();
-                               }, this.delay, this.$el );
-                       }
-
-                       return this;
-               },
-
-               hide: function() {
-                       this.$el.hide();
-                       this.spinnerTimeout = clearTimeout( this.spinnerTimeout );
-
-                       return this;
-               }
-       });
-}(jQuery, _));
</del></span></pre>
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