[wp-trac] [WordPress Trac] #20603: Warning error occurs on the default parameter of "admin-head-callback" in add_theme_support.

[WordPress Trac]

#20603: Warning error occurs on the default parameter of "admin-head-callback" in
add_theme_support.
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 Reporter:  jim912        |       Owner:
     Type:  defect (bug)  |      Status:  new
 Priority:  normal        |   Milestone:  3.4
Component:  Themes        |     Version:  3.4
 Severity:  normal        |  Resolution:
 Keywords:  has-patch     |
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Comment (by nacin):

 In 3.3, admin-head-callback was required, and remains required by the
 Custom_Image_Header class. So the best thing to do would be to require it
 in _custom_header_background_just_in_time().

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Ticket URL: <http://core.trac.wordpress.org/ticket/20603#comment:3>
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