Issue 4580 - Replace ext.backgroundPage.sendMessage with runtime.sendMessage

common.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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 /* globals Components */
 
 "use strict";
 
 function E(id)
 {
   return document.getElementById(id);
 }
 
 function getDocLink(link, callback)
 {
-  ext.backgroundPage.sendMessage({
+  chrome.runtime.sendMessage({
     type: "app.get",
     what: "doclink",
     link
   }, callback);
 }
 
 function setLinks(id, ...args)
 {
   let element = E(id);
   if (!element)
@@ skipping 13 matching lines @@
     else if (typeof args[i] == "function")
     {
       links[i].href = "javascript:void(0);";
       links[i].addEventListener("click", args[i], false);
     }
   }
 }
 
 function checkShareResource(url, callback)
 {
-  ext.backgroundPage.sendMessage({
+  chrome.runtime.sendMessage({
     type: "filters.blocked",
     url,
     requestType: "SCRIPT",
     docDomain: "adblockplus.org",
     thirdParty: true
   }, callback);
 }
 
 function openSharePopup(url)
 {
@@ skipping 96 matching lines @@
       window.removeEventListener("message", popupMessageListener);
     }
 
     iframe.removeEventListener("load", popupLoadListener);
   };
   iframe.addEventListener("load", popupLoadListener, false);
 
   iframe.src = url;
   glassPane.className = "visible";
 }