From d69dda48eccc942a9e3df986939a368f18fa88ab Mon Sep 17 00:00:00 2001
From: Andrew Nacin <nacin@git.wordpress.org>
Date: Tue, 31 Jul 2012 17:47:08 +0000
Subject: [PATCH] Use get_userdata() rather than new WP_User in
 is_super_admin(), to take advantage of the performance improvements in
 [21376]. see #21120.

git-svn-id: https://develop.svn.wordpress.org/trunk@21377 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/capabilities.php | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/wp-includes/capabilities.php b/wp-includes/capabilities.php
index 6768ef4f2c..11331ecc62 100644
--- a/wp-includes/capabilities.php
+++ b/wp-includes/capabilities.php
@@ -1377,12 +1377,10 @@ function get_super_admins() {
  * @return bool True if the user is a site admin.
  */
 function is_super_admin( $user_id = false ) {
-	if ( $user_id )
-		$user = new WP_User( $user_id );
-	else
-		$user = wp_get_current_user();
+	if ( ! $user_id )
+		$user_id = get_current_user_id();
 
-	if ( ! $user->exists() )
+	if ( ! $user = get_userdata( $user_id ) )
 		return false;
 
 	if ( is_multisite() ) {