Pointers: fix check for defer_loading, fixes #20554

git-svn-id: https://develop.svn.wordpress.org/trunk@20891 602fd350-edb4-49c9-b593-d223f7449a82

wp-admin/includes/template.php

@@ -1785,7 +1785,7 @@ final class WP_Internal_Pointers {
 				$('<?php echo $selector; ?>').pointer( options ).pointer('open');
 			};
 
-			if ( options.defer_loading )
+			if ( options.position && options.position.defer_loading )
 				$(window).bind( 'load.wp-pointers', setup );
 			else
 				$(document).ready( setup );