Noissue - Adapt check for devtools panel support for Firefox

background.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 382 matching lines @@
     addonVersion: "2.6.7"
   };
   updateFromURL(modules.info);
 
   modules.subscriptionInit = {
     reinitialized: params.filterlistsReinitialized
   };
 
   modules.messaging = {
     port: new EventEmitter()
-  };
-
-  modules.coreUtils = {
-    compareVersion(v1, v2)
-    {
-      return parseFloat(v1) - parseFloat(v2);
-    }
   };
 
   window.addEventListener("message", (event) =>
   {
     if (event.data.type != "message")
       return;
     let message = event.data.payload;
     let {messageId} = event.data;
     let sender = {
       page: new ext.Page(event.source)
@@ skipping 182 matching lines @@
       },
       filter: {
         text: "||example.com/some-annoying-popup$popup",
         whitelisted: false,
         userDefined: true,
         subscription: null
       }
     });
   });
 }());