Issue 2426 - Open block.html as a popup window

ext/background.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 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 17 matching lines @@
   PageMap.prototype = {
     _delete: function(id)
     {
       delete this._map[id];
 
       if (Object.keys(this._map).length == 0)
         delete nonEmptyPageMaps[this._id];
     },
     keys: function()
     {
-      return Object.keys(this._map).map(ext._getPage);
+      return Object.keys(this._map).map(ext.getPage);
     },
     get: function(page)
     {
-      return this._map[page._id];
+      return this._map[page.id];
     },
     set: function(page, value)
     {
-      this._map[page._id] = value;
+      this._map[page.id] = value;
       nonEmptyPageMaps[this._id] = this;
     },
     has: function(page)
     {
-      return page._id in this._map;
+      return page.id in this._map;
     },
     clear: function()
     {
       for (var id in this._map)
         this._delete(id);
     },
     delete: function(page)
     {
-      this._delete(page._id);
+      this._delete(page.id);
     }
   };
 
   ext._removeFromAllPageMaps = function(pageId)
   {
     for (var pageMapId in nonEmptyPageMaps)
       nonEmptyPageMaps[pageMapId]._delete(pageId);
   };
 })();