Wordpress/media-button.png at fa951520153533af9e40ca25babc0373772c0129

Andrew Ozz 6ffb174128 Fix "add media" icon in DFW for IE < 9, restore media-button.png, add media-button-2x.png and make them background images, see #21019

git-svn-id: https://develop.svn.wordpress.org/trunk@22077 602fd350-edb4-49c9-b593-d223f7449a82

2012-09-28 00:33:40 +00:00