From 7caa9c20c250eae31eb9761dfe845911429154d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Andr=C3=A9?= <martin.andre@kvhasia.com>
Date: Wed, 17 Sep 2014 16:31:12 +0900
Subject: [PATCH] Prevent noVNC loading error when invalid property is set on
 object

Util.set_defaults should accommodate with missing properties to prevent
'Uncaught TypeError: Cannot read property 'call' of undefined' error.
---
 include/util.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/util.js b/include/util.js
index c145d5a6..a6045dac 100644
--- a/include/util.js
+++ b/include/util.js
@@ -341,6 +341,10 @@ Util.set_defaults = function (obj, conf, defaults) {
 
     for (i = 0; i < keys.length; i++) {
         var setter = obj['_raw_set_' + keys[i]];
+        if (!setter) {
+          Util.Warn('Invalid property ' + keys[i]);
+          continue;
+        }
 
         if (conf[keys[i]]) {
             setter.call(obj, conf[keys[i]]);