From 839fed43aeb898037f86e8eb1dd43c0f00801fee Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Fri, 12 Aug 2016 11:31:13 -0400
Subject: [PATCH] minor code review

---
 src/js/contentscript.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/contentscript.js b/src/js/contentscript.js
index bcc16345d..4fa8a34a4 100644
--- a/src/js/contentscript.js
+++ b/src/js/contentscript.js
@@ -1502,7 +1502,7 @@ vAPI.domSurveyor = (function() {
 /******************************************************************************/
 
 vAPI.domIsLoaded = function(ev) {
-    if ( ev ) {
+    if ( ev instanceof Event ) {
         document.removeEventListener('DOMContentLoaded', vAPI.domIsLoaded);
     }
     vAPI.domIsLoaded = null;