wp_ajax_upload_attachment()
wp_check_filetype_and_ext()
null
false
See #30799. Built from https://develop.svn.wordpress.org/trunk@31119 git-svn-id: http://core.svn.wordpress.org/trunk@31100 1a063a9b-81f0-0310-95a4-ce76da25c4cd
<script>
CDATA
isset()
$page_hook
Custom_Background
Custom_Header
elseif
else if
Content-Type