Noissue - Don't import JavaScript modules into the global scope (includes removing unused module).

lib/commandLine.js

 /*
  * This Source Code is subject to the terms of the Mozilla Public License
  * version 2.0 (the "License"). You can obtain a copy of the License at
  * http://mozilla.org/MPL/2.0/.
  */
 
 "use strict";
 
 /**
  * @module commandLine
  */
 
-Cu.import("resource://gre/modules/Services.jsm");
-Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+const {XPCOMUtils} = Cu.import("resource://gre/modules/XPCOMUtils.jsm", {});
 
 let CommandLineHandler =
 {
   // Starting the entry with "k" makes it have slightly higher priority than default command line handlers.
   classDescription: "k-abpcrawler",
   contractID: "@adblockplus.org/abpcrawler/cmdline;1",
   classID: Components.ID("{973636c2-e842-11e4-b02c-1681e6b88ec1}"),
   xpcom_categories: ["command-line-handler"],
 
   init: function()
@@ skipping 27 matching lines @@
   {
     let port = cmdline.handleFlagWithParam("crawler-port", false);
     if (port != null)
       require("main").startup(parseInt(port));
   },
 
   QueryInterface: XPCOMUtils.generateQI([Ci.nsICommandLineHandler, Ci.nsIFactory])
 };
 
 CommandLineHandler.init();