diff --git a/wp-includes/ms-admin-bar.php b/wp-includes/ms-admin-bar.php
deleted file mode 100644
index b2ae051180..0000000000
--- a/wp-includes/ms-admin-bar.php
+++ /dev/null
@@ -1,49 +0,0 @@
-<?php
-
-/**
- *
- * Use the $wp_admin_bar global to add the super admin menu, providing admin options only visible to super admins.
- */
-function wp_admin_bar_superadmin_settings_menu() {
-	global $wp_admin_bar, $current_blog, $current_user;
-
-	/* Add the main superadmin menu item */
-	$wp_admin_bar->add_menu( array(  'id' => 'superadmin', 'title' => '&mu;', 'href' => '', 'meta' => array( 'class' => 'ab-sadmin' ), ) );
-
-	/* Get the settings we need for the current site */
-	$matureaction = $current_blog->mature ? 'unmatureblog' : 'matureblog';
-	$maturetext_confirm = $current_blog->mature ?
-		sprintf(
-			esc_attr__( 'Are you sure you want to unmark %s as mature?' ),
-			$current_blog->domain
-		) :
-		sprintf(
-			esc_attr__( 'Are you sure you want to mark %s as mature?' ),
-			$current_blog->domain
-		);
-
-	$suspendaction = $current_blog->spam ? 'unspamblog' : 'spamblog';
-	$suspendtext_confirm = $current_blog->spam ?
-		sprintf(
-			esc_attr__( 'Are you sure you want to unsuspend site %s?' ),
-			$current_blog->domain
-		) :
-		sprintf(
-			esc_attr__( 'Are you sure you want to suspend site %s?' ),
-			$current_blog->domain
-		);
-
-	$mature_url = wp_nonce_url( network_admin_url( "edit.php?action=confirm&amp;action2={$matureaction}&amp;id={$current_blog->blog_id}&amp;msg=" . urlencode( $maturetext_confirm ) ), 'confirm' );
-	$suspend_url = wp_nonce_url( network_admin_url( "edit.php?action=confirm&amp;action2={$suspendaction}&amp;id={$current_blog->blog_id}&amp;msg=" . urlencode( $suspendtext_confirm ) ), 'confirm' );
-
-	/* Add the submenu items to the Super Admin menu */
-	$wp_admin_bar->add_menu( array( 'parent' => 'superadmin', 'title' => __( 'Network Admin' ), 'href' => network_admin_url(), 'position' => 5, ) );
-	$wp_admin_bar->add_menu( array( 'parent' => 'superadmin', 'title' => __( 'Site Admin' ), 'href' => admin_url(), 'position' => 10, ) );
-	$wp_admin_bar->add_menu( array( 'parent' => 'superadmin', 'title' => __( 'Site Options' ), 'href' => network_admin_url( "site-info.php?id={$current_blog->blog_id}" ), 'position' => 30, ) );
-	$wp_admin_bar->add_menu( array( 'parent' => 'superadmin', 'title' => ( $current_blog->mature ? __('Unmark as mature') : __('Mark as mature') ), 'href' => $mature_url, 'position' => 50, ) );
-
-	if ( ! is_main_site( $current_blog->blog_id ) )
-		$wp_admin_bar->add_menu( array( 'parent' => 'superadmin', 'title' => ( $current_blog->spam ? __('Unsuspend site') : __('Suspend site') ), 'href' => $suspend_url, 'position' => 80, ) );
-}
-
-?>