[wp-trac] [WordPress Trac] #36276: Refreshed Customizer preview iframe shows before initialized

[WordPress Trac]

#36276: Refreshed Customizer preview iframe shows before initialized
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 Reporter:  westonruter              |       Owner:
     Type:  defect (bug)             |      Status:  new
 Priority:  normal                   |   Milestone:  4.5
Component:  Customize                |     Version:  trunk
 Severity:  normal                   |  Resolution:
 Keywords:  has-patch needs-testing  |     Focuses:
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Comment (by celloexpressions):

 This sounds like it should work in theory. My primary concern would be
 whether this causes any accessibility issues, although I'm not sure how
 accessible the preview refreshing (or partial refreshing) is right now
 anyway.

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Ticket URL: <https://core.trac.wordpress.org/ticket/36276#comment:4>
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