[wp-trac] [WordPress Trac] #27780: Widget Customizer: Before and after widget check!

[WordPress Trac]

#27780: Widget Customizer: Before and after widget check!
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 Reporter:  jetonr        |       Owner:
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  3.9
Component:  Appearance    |     Version:  trunk
 Severity:  minor         |  Resolution:
 Keywords:  has-patch     |     Focuses:
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Comment (by jetonr):

 I tested the patch from @ocean90 with my theme and the error is gone.
 Widget Customizer works good even if all 4 args are empty!

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Ticket URL: <https://core.trac.wordpress.org/ticket/27780#comment:8>
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