Ticket #16080: admin-bar-class-php4-compat.diff

public/wp-includes/class-wp-admin-bar.php

@@ -157 +157 @@
         }
 
         function add_node( $parent_id, &$menu, $child ) {
-                foreach( $menu as $id => &$menu_item ) {
+                foreach( $menu as $id => $menu_item ) {
                         if ( $parent_id == $id ) {
                                 $menu->{$parent_id}['children']->{$child['id']} = $child;
                                 $child = null;