Issue 1813 - Implement ext.showOptions() in Firefox

ext/background.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 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 77 matching lines @@
   {
     return this._map.has(page._sender);
   },
 
   delete: function(page)
   {
     this._map.delete(page._sender);
   }
 };
 exports.PageMap = PageMap;
+
+exports.showOptions = function(callback)
+{
+  if (typeof callback != "undefined")
+    Cu.reportError("Unsupported callback parameter passed to ext.showOptions");

[Sebastian Noack, 2015/01/15 13:04:57]

Just omit the callback argument? The rest of the application layer usually
doesn't check for unsupported features, used on other platforms.

[Wladimir Palant, 2015/01/15 14:47:34]

It was meant mostly as a reminder, this will likely be unified in future. But -
fine with me.

+
+  require("ui").UI.openFiltersDialog();
+};