From be2f2bbb0f319ac7975dc8d8a688c4ac1b24889f Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Mon, 29 Sep 2014 09:01:10 -0400
Subject: [PATCH] just in case

---
 js/contextmenu.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/js/contextmenu.js b/js/contextmenu.js
index 4ee19079b..ea12f84af 100644
--- a/js/contextmenu.js
+++ b/js/contextmenu.js
@@ -69,6 +69,11 @@ var onContextMenuClicked = function(details, tab) {
 /******************************************************************************/
 
 var toggleMenu = function(on) {
+    // In case the permission for contextMenu was not granted.
+    if ( chrome.contextMenus === undefined ) {
+        return;
+    }
+
     // This needs to be local scope: we can't reuse it for more than one
     // menu creation call.
     var menuCreateDetails = {