From dc8b70748fd4654debc9746ec12fe42e10b76510 Mon Sep 17 00:00:00 2001
From: Frode Petterson <frode.andre.petterson@gmail.com>
Date: Tue, 9 Feb 2016 13:53:17 +0100
Subject: [PATCH] Fixed once()

HFJ-1646
---
 js/h5p-event-dispatcher.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/h5p-event-dispatcher.js b/js/h5p-event-dispatcher.js
index 5300e6d..fb8dd66 100644
--- a/js/h5p-event-dispatcher.js
+++ b/js/h5p-event-dispatcher.js
@@ -139,8 +139,8 @@ H5P.EventDispatcher = (function () {
       }
 
       var once = function (event) {
-        self.off(event, once);
-        listener.apply(this, event);
+        self.off(event.type, once);
+        listener.call(this, event);
       };
 
       self.on(type, once, thisArg);