From 635e50d9a193bca7de397e29ad8c91010fd4eb6d Mon Sep 17 00:00:00 2001
From: Andrew Nacin <wp@andrewnacin.com>
Date: Fri, 21 Feb 2014 18:14:14 +0000
Subject: [PATCH] Remove theme support for 'menus' in unregister_nav_menu()
 when there are no more menus.

props kovshenin.
fixes #26900.

Built from https://develop.svn.wordpress.org/trunk@27220


git-svn-id: http://core.svn.wordpress.org/trunk@27077 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/nav-menu.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/wp-includes/nav-menu.php b/wp-includes/nav-menu.php
index af69dfc897..1672b03b8a 100644
--- a/wp-includes/nav-menu.php
+++ b/wp-includes/nav-menu.php
@@ -90,6 +90,9 @@ function unregister_nav_menu( $location ) {
 
 	if ( is_array( $_wp_registered_nav_menus ) && isset( $_wp_registered_nav_menus[$location] ) ) {
 		unset( $_wp_registered_nav_menus[$location] );
+		if ( empty( $_wp_registered_nav_menus ) ) {
+			_remove_theme_support( 'menus' );
+		}
 		return true;
 	}
 	return false;