Ticket #19581: wp_list_comments_args.diff

wp-includes/comment-template.php

@@ -1422 +1422 @@
                 'page' => '', 'per_page' => '', 'avatar_size' => 32, 'reverse_top_level' => null, 'reverse_children' => '');
 
         $r = wp_parse_args( $args, $defaults );
+        $r = apply_filters( 'wp_list_comments_args', $r );
 
         // Figure out what comments we'll be looping through ($_comments)
         if ( null !== $comments ) {