Fix the appearance of a blank media item due to [23893].

props kovshenin. fixes #24094.

git-svn-id: http://core.svn.wordpress.org/trunk@24110 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix display of post format icons and post titles in IE7. props kovshenin. fixes #24120.

git-svn-id: http://core.svn.wordpress.org/trunk@24111 1a063a9b-81f0-0310-95a4-ce76da25c4cd