Fix apply_filters. Bug 777.

git-svn-id: http://svn.automattic.com/wordpress/trunk@2198 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/functions.php

@@ -890,14 +890,13 @@ function merge_filters($tag) {
 function apply_filters($tag, $string) {
 	global $wp_filter;
 	
-	$args = array($string) + array_slice(func_get_args(), 3);
-	
 	merge_filters($tag);
 	
 	if (isset($wp_filter[$tag])) {
 		foreach ($wp_filter[$tag] as $priority => $functions) {
 			if (!is_null($functions)) {
 				foreach($functions as $function) {
+					$args = array($string) + array_slice(func_get_args(), 3);
 					$string = call_user_func_array($function, $args);
 				}
 			}