[wp-trac] [WordPress Trac] #24920: Remove unused global $pagenow in multiple files

[WordPress Trac]

#24920: Remove unused global $pagenow in multiple files
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 Reporter:  jeremyfelt    |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  General       |    Version:
 Severity:  normal        |   Keywords:  has-patch
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 An unused $pagenow global is called via:

 * `_wp_menu_output()` in `wp-admin/menu-header.php`
 * `media_upload_form()` in `wp-admin/includes/media.php`
 * `wp_link_pages` in `wp-includes/post-template.php`

 Attached patch removes these.

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Ticket URL: <http://core.trac.wordpress.org/ticket/24920>
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