Ticket #27553: 27553.diff

src/wp-includes/css/editor.css

@@ -828 +828 @@
 
 .wp-switch-editor {
         float: left;
+        -webkit-box-sizing: content-box;
+        -moz-box-sizing: content-box;
         box-sizing: content-box;
         position: relative;
         top: 1px;