Avoid empty header color after enabling header text via Customizer. props obenland, fixes #23761.



git-svn-id: https://core.svn.wordpress.org/trunk@24687 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Revisions: force a scroll bar so that everything doesn't jerk around as you scrub due to the scroll bar popping in and out.

See #24425.

git-svn-id: https://core.svn.wordpress.org/trunk@24688 1a063a9b-81f0-0310-95a4-ce76da25c4cd