id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc
21905,Undefined index notices on removal of theme support for custom header or background,obenland,,"`_remove_theme_support()` assumes that the `$custom_image_header` and `$custom_background` globals are set, which they are not always. Same goes for the optional `'wp-head-callback'` argument for `add_theme_support()`.

Introduced in [20212]. See [http://themes.trac.wordpress.org/ticket/9199#comment:31 bug report for Twenty Twelve on Themes Trac].",defect (bug),closed,normal,,Themes,3.4,normal,duplicate,,