Editor, DFW v2: use a 2D transform to force repaint of the admin toolbar, only on `#wp-toolbar`. Fixes calculating the position of the right sidebar on fade-in and removes any performance and stacking implications.

Props joemcgill, see #30516.
Built from https://develop.svn.wordpress.org/trunk@30710


git-svn-id: http://core.svn.wordpress.org/trunk@30700 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/css/edit-rtl.css

@@ -1283,7 +1283,10 @@ table.links-table {
 	transition-property: opacity;
 	-webkit-transition-timing-function: ease-in-out;
 	transition-timing-function: ease-in-out;
-	transform: translateZ(0);
+}
+
+.focus-off #wp-toolbar {
+	-webkit-transform: translate(0, 0);
 }
 
 .focus-on #adminmenuback,

wp-admin/css/edit.css

@@ -1283,7 +1283,10 @@ table.links-table {
 	transition-property: opacity;
 	-webkit-transition-timing-function: ease-in-out;
 	transition-timing-function: ease-in-out;
-	transform: translateZ(0);
+}
+
+.focus-off #wp-toolbar {
+	-webkit-transform: translate(0, 0);
 }
 
 .focus-on #adminmenuback,

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.1-beta2-30709';
+$wp_version = '4.1-beta2-30710';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.