notification fixes

safari/ext/background.js

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2013 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 616 matching lines @@
       {
         return new Window(win);
       }));
     },
     getLastFocused: function(callback)
     {
       callback(new Window(safari.application.activeBrowserWindow));
     }
   };
 
-  ext.backgroundPage = {
-    getWindow: function()
-    {
-      return safari.extension.globalPage.contentWindow;
-    }
-  };
-
   ext.onMessage = new BackgroundMessageEventTarget();
 
   var contextMenuItems = [];
   var isContextMenuHidden = true;
   ext.contextMenus = {
     addMenuItem: function(title, contexts, onclick)
     {
       contextMenuItems.push({
         id: String(contextMenuItems.length), 
         title: title,
@@ skipping 47 matching lines @@
     for (var i = 0; i < contextMenuItems.length; i++)
     {
       if (contextMenuItems[i].id == event.command)
       {
         contextMenuItems[i].onclick(event.userInfo.srcUrl, new Tab(safari.application.activeBrowserWindow.activeTab));
         break;
       }
     }
   }, false);
 })();