Revisions CSS cleanup.

props ocean90. fixes #23933

git-svn-id: http://core.svn.wordpress.org/trunk@23901 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Use correct option name when deleting embed_autourls. props SergeyBiryukov. see #23715.



git-svn-id: http://core.svn.wordpress.org/trunk@23902 1a063a9b-81f0-0310-95a4-ce76da25c4cd