diff -r f507feede89a -r 09a1c134465b web/wp-admin/js/media-gallery.dev.js
--- a/web/wp-admin/js/media-gallery.dev.js	Wed Dec 19 12:35:13 2012 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,25 +0,0 @@
-jQuery(function($){
-	$( 'body' ).bind( 'click.wp-gallery', function(e){
-		var target = $( e.target ), id, img_size;
-
-		if ( target.hasClass( 'wp-set-header' ) ) {
-			( window.dialogArguments || opener || parent || top ).location.href = target.data( 'location' );
-			e.preventDefault();
-		} else if ( target.hasClass( 'wp-set-background' ) ) {
-			id = target.data( 'attachment-id' );
-			img_size = $( 'input[name="attachments[' + id + '][image-size]"]:checked').val();
-
-			jQuery.post(ajaxurl, {
-				action: 'set-background-image',
-				attachment_id: id,
-				size: img_size
-			}, function(){
-				var win = window.dialogArguments || opener || parent || top;
-				win.tb_remove();
-				win.location.reload();
-			});
-
-			e.preventDefault();
-		}
-	});
-});