- Patch #266596 by pwolanin: menu system performance improvement.

includes/menu.inc

@@ -623,7 +623,10 @@ function _menu_translate(&$router_item, $map, $to_arg = FALSE) {
   $router_item['options'] = array();
   _menu_check_access($router_item, $map);
   
+  // For performance, don't localize an item the user can't access.
+  if ($router_item['access']) {
     _menu_item_localize($router_item, $map);
+  }
 
   return $map;
 }
@@ -701,9 +704,11 @@ function _menu_link_translate(&$item) {
       }
       _menu_check_access($item, $map);
     }
-
+    // For performance, don't localize a link the user can't access.
+    if ($item['access']) {
       _menu_item_localize($item, $map, TRUE);
     }
+  }
 
   // Allow other customizations - e.g. adding a page-specific query string to the
   // options array. For performance reasons we only invoke this hook if the link