From 80f12f016ef87e8291df3d9226816cb656feebbe Mon Sep 17 00:00:00 2001
From: Matthias Gutjahr <mattsches@gmail.com>
Date: Mon, 28 Apr 2014 14:44:27 +0200
Subject: [PATCH] Make declaration of event_hook compatible with parent

---
 .../serendipity_event_typesetbuttons.php                       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/serendipity_event_typesetbuttons/serendipity_event_typesetbuttons.php b/serendipity_event_typesetbuttons/serendipity_event_typesetbuttons.php
index f4c03811..6b3d674e 100644
--- a/serendipity_event_typesetbuttons/serendipity_event_typesetbuttons.php
+++ b/serendipity_event_typesetbuttons/serendipity_event_typesetbuttons.php
@@ -309,9 +309,10 @@ class serendipity_event_typesetbuttons extends serendipity_event
      * @param string $event
      * @param serendipity_property_bag $bag
      * @param array $eventData
+     * @param null $addData
      * @return bool|true
      */
-    public function event_hook($event, &$bag, &$eventData) {
+    public function event_hook($event, &$bag, &$eventData, $addData = null) {
         global $serendipity;
         if (intval($serendipity['version'][0]) < 2) {
             $this->legacy = true;