RTL: Don't flip thumbnail positions in Insert Media window.

Restores pre-3.8 behavior.

props siobhyb for the initial patch.
fixes #26461.
Built from https://develop.svn.wordpress.org/trunk@26748


git-svn-id: http://core.svn.wordpress.org/trunk@26636 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/css/media-views-rtl.css

@@ -700,15 +700,17 @@
 	overflow: hidden;
 }
 
+/* @noflip */
 .attachment .thumbnail img {
 	top: 0;
-	right: 0;
+	left: 0;
 }
 
+/* @noflip */
 .attachment .thumbnail .centered {
 	position: absolute;
 	top: 0;
-	right: 0;
+	left: 0;
 	width: 100%;
 	height: 100%;
 	-webkit-transform: translate( 50%, 50% );

wp-includes/css/media-views.css

@@ -700,11 +700,13 @@
 	overflow: hidden;
 }
 
+/* @noflip */
 .attachment .thumbnail img {
 	top: 0;
 	left: 0;
 }
 
+/* @noflip */
 .attachment .thumbnail .centered {
 	position: absolute;
 	top: 0;