Don't update term or meta cache for posts queried in wp_nav_menu_item_post_type_meta_box(). see #12734

git-svn-id: https://develop.svn.wordpress.org/trunk@14568 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/includes/nav-menu.php

@@ -484,6 +484,8 @@ function wp_nav_menu_item_post_type_meta_box( $object, $post_type ) {
 		'posts_per_page' => $per_page,
 		'post_type' => $post_type_name,
 		'suppress_filters' => true,
+		'update_post_term_cache' => false,
+		'update_post_meta_cache' => false
 	);
 
 	if ( isset( $post_type['args']->_default_query ) )