Admin functions cleanup, and change how we do titles and parents in the backend

git-svn-id: https://develop.svn.wordpress.org/trunk@4478 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/menu-header.php

@@ -3,7 +3,13 @@
 $self = preg_replace('|^.*/wp-admin/|i', '', $_SERVER['PHP_SELF']);
 $self = preg_replace('|^.*/plugins/|i', '', $self);
 
-get_admin_page_parent();
+foreach ( $submenu as $parent => $subpages ) {
+	foreach ( $subpages as $page ) {
+	// 0 menu title, 1 cap, 2 file or slug, 3 page title
+		if ( $self == $page[2] )
+			$parent_file = $parent;
+	}
+}
 
 foreach ($menu as $item) {
 	$class = '';
@@ -62,4 +68,4 @@ endif;
 
 do_action('admin_notices');
 
-?>
+?>