From bee5ee8416be776f379beb1bf772665a19cd3fa4 Mon Sep 17 00:00:00 2001
From: Stephen Blott
Date: Tue, 5 Apr 2016 15:42:54 +0100
Subject: Frame Ids must be integers.

---
 background_scripts/main.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee
index 62e32539..829b0abb 100644
--- a/background_scripts/main.coffee
+++ b/background_scripts/main.coffee
@@ -361,7 +361,7 @@ HintCoordinator =
       try
         port.postMessage request
       catch
-        @unregisterFrame tabId, frameId
+        @unregisterFrame tabId, parseInt frameId
 
   prepareToActivateMode: (tabId, originatingFrameId, {modeIndex}) ->
     @tabState[tabId] = {frameIds: frameIdsForTab[tabId][..], hintDescriptors: [], originatingFrameId, modeIndex}
-- 
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