From ba2ef925e92033314c0c615a170fb52638d4b8c5 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Sat, 31 Oct 2020 10:18:42 -0400
Subject: [PATCH] Fix incorrect reset value

This could cause spurious error messages in dev console of
content page.
---
 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 f3226a72d..8b02bf0b1 100644
--- a/src/js/contentscript.js
+++ b/src/js/contentscript.js
@@ -433,7 +433,7 @@ vAPI.SafeAnimationFrame = class {
     const cleanup = function() {
         if ( domLayoutObserver !== undefined ) {
             domLayoutObserver.disconnect();
-            domLayoutObserver = null;
+            domLayoutObserver = undefined;
         }
         if ( safeObserverHandlerTimer !== undefined ) {
             safeObserverHandlerTimer.clear();