Noissue - Remove unused isFennec property

lib/utils.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 30 matching lines @@
   /**
    * Returns the installed Adblock Plus version
    */
   get addonVersion()
   {
     let {addonVersion} = require("info");
     return addonVersion;
   },
 
   /**
-   * Returns whether we are running in Fennec, for Fennec-specific hacks
-   * @type Boolean
-   */
-  get isFennec()
-  {
-    let {application} = require("info");
-    let result = (application == "fennec" || application == "fennec2");
-    Object.defineProperty(this, "isFennec", {value: result});
-    return result;
-  },
-
-  /**
    * Returns the user interface locale selected for adblockplus chrome package.
    */
   get appLocale()
   {
     let locale = "en-US";
     try
     {
       locale = Utils.chromeRegistry.getSelectedLocale("adblockplus");
     }
     catch (e)
@@ skipping 707 matching lines @@
     Cu.reportError(e);
     // Expected, ctypes isn't supported in Gecko 1.9.2
     return null;
   }
 });
 
 if ("@mozilla.org/messenger/headerparser;1" in Cc)
   XPCOMUtils.defineLazyServiceGetter(Utils, "headerParser", "@mozilla.org/messenger/headerparser;1", "nsIMsgHeaderParser");
 else
   Utils.headerParser = null;