Ticket #13525: hide-close.patch

wp-admin/css/nav-menu.dev.css

@@ -318 +318 @@
         border-bottom-right-radius: 0;
         border-bottom-left-radius: 0;
 }
+.no-js .menu-item-edit-active .item-edit {
+        display: none;
+}
 .js .menu-item-handle {
         cursor: move;
 }