Use correct cache bucket. Fixes copy-paste error in r23320. props kurtpayne. see #23167.



git-svn-id: http://core.svn.wordpress.org/trunk@23341 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make sure the array exists before adding an element to it. props rodrigosprimo. fixes #23272.

git-svn-id: http://core.svn.wordpress.org/trunk@23346 1a063a9b-81f0-0310-95a4-ce76da25c4cd