diff --git a/wp-includes/custom-navigation.php b/wp-includes/custom-navigation.php
index e989816eec..188c5b7473 100644
--- a/wp-includes/custom-navigation.php
+++ b/wp-includes/custom-navigation.php
@@ -49,6 +49,10 @@ function wp_create_nav_menu( $menu_name ) {
 	return wp_insert_term( $menu_name, 'nav_menu' );
 }
 
+function wp_get_nav_menu( $menu ) {
+	return get_term( (int) $menu, 'nav_menu');
+}
+
 function wp_get_nav_menus() {
 	return get_terms( 'nav_menu', array( 'hide_empty' => false ) );
 }
diff --git a/wp-includes/default-widgets.php b/wp-includes/default-widgets.php
index 5dfddf4d88..a940ad7a01 100644
--- a/wp-includes/default-widgets.php
+++ b/wp-includes/default-widgets.php
@@ -1126,7 +1126,7 @@ class WP_Widget_Tag_Cloud extends WP_Widget {
 						<?php
 							//DISPLAY custom navigation menu
 							if ( get_option('wp_custom_nav_menu') == 'true' )
-        						custom_nav( array('id' => $navmenu, 'name' => $wp_custom_nav_menu_name, 'desc' => $navwidgetdescription) );
+        						wp_nav_menu( array('id' => $navmenu, 'name' => $wp_custom_nav_menu_name, 'desc' => $navwidgetdescription) );
 						?>
 
 				<?php
diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index 6a548a6c31..84045b3b3b 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -2216,11 +2216,13 @@ function get_the_generator( $type = '' ) {
 }
 
 /**
- * Outputs the Custom Navigation.
+ * Outputs a navigation menu.
  *
  * @since 3.0.0
+ *
+ * @param array $args Arguments
  */
-function custom_nav($args = array()) {
+function wp_nav_menu( $args = array() ) {
 	require_once (ABSPATH . WPINC . '/custom-navigation.php');
 	wp_custom_navigation_output($args);
 }