[wp-trac] [WordPress Trac] #30781: broken "Header" screen in new update 4.1

[WordPress Trac]

#30781: broken "Header" screen in new update 4.1
---------------------------+-------------------------
 Reporter:  lennybratcher  |       Owner:
     Type:  defect (bug)   |      Status:  new
 Priority:  normal         |   Milestone:  4.1.1
Component:  Customize      |     Version:  4.1
 Severity:  normal         |  Resolution:
 Keywords:  has-patch      |     Focuses:  javascript
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Changes (by westonruter):

 * keywords:  needs-patch => has-patch
 * milestone:  Future Release => 4.1.1


Comment:

 I've also provided a patch to use Underscore's `indexOf` in
 [attachment:30781.diff]. If you can apply a patch, please try that on your
 install with IE8 as well. Thanks!

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Ticket URL: <https://core.trac.wordpress.org/ticket/30781#comment:14>
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