[wp-trac] [WordPress Trac] #27485: Widget Customizer: WidgetCustomizerPreview is undefined in IE8/9

[WordPress Trac]

#27485: Widget Customizer: WidgetCustomizerPreview is undefined in IE8/9
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 Reporter:  ocean90       |       Owner:
     Type:  defect (bug)  |      Status:  reopened
 Priority:  normal        |   Milestone:  3.9
Component:  Appearance    |     Version:  trunk
 Severity:  normal        |  Resolution:
 Keywords:  has-patch     |     Focuses:  javascript
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Changes (by westonruter):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Some of the `indexOf` instances were actually `String.indexOf()` not
 `Array.indexOf()` so they need to be reverted. Attaching patch.

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Ticket URL: <https://core.trac.wordpress.org/ticket/27485#comment:11>
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