Add Adblock Plus API

adblockplus/Api.jsm

 /*
  * 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 16 matching lines @@
 function require(module)
 {
   let result = {};
   result.wrappedJSObject = result;
   Services.obs.notifyObservers(result, "adblockplus-require", module);
   return result.exports;
 }
 
 let {FilterStorage} = require("filterStorage");
 let {Prefs} = require("prefs");
-let {DownloadableSubscription} = require("subscriptionClasses");
 let {UI} = require("ui");
 
 var AdblockPlusApi =
 {
   get acceptableAdsEnabled()
   {
     return FilterStorage.subscriptions.some(
       (subscription) => subscription.url == Prefs.subscriptions_exceptionsurl);
   },
   set acceptableAdsEnabled(acceptableAdsEnabled)
   {
-    if (acceptableAdsEnabled === AdblockPlusApi.acceptableAdsEnabled)
-      return;
-    UI.toggleAcceptableAds();
+    if (acceptableAdsEnabled != AdblockPlusApi.acceptableAdsEnabled)
+      UI.toggleAcceptableAds();
   }
 };