[wp-trac] [WordPress Trac] #36900: Media grid AttachmentsBrowser arrows navigation and restoreFocus() no longer work

[WordPress Trac]

#36900: Media grid AttachmentsBrowser arrows navigation and restoreFocus() no
longer work
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 Reporter:  afercia       |       Owner:  adamsilverstein
     Type:  defect (bug)  |      Status:  assigned
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  Media         |     Version:  4.5
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:  javascript
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Comment (by afercia):

 @adamsilverstein thanks :) some more info: I've tried with Backbone 1.3.3
 (just overwriting files on my local install) and that didn't help. Tried
 also to revert Backbone to the version used in 4.4 and everything worked
 again.

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Ticket URL: <https://core.trac.wordpress.org/ticket/36900#comment:3>
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