The Tor Browser / file revision

 /* vim:set ts=2 sw=2 sts=2 et cin: */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");

 function SimpleTest() {

 }

 SimpleTest.prototype = {

   classID: Components.ID("{4177e257-a0dc-49b9-a774-522a000a49fa}"),

   QueryInterface: function(iid) {

     if (iid.equals(Components.interfaces.nsISimpleTest) ||

         iid.equals(Components.interfaces.nsISupports))

       return this;

     throw Components.results.NS_ERROR_NO_INTERFACE;

   },

   add: function(a, b) {

     dump("add(" + a + "," + b + ") from JS\n");

     return a + b;

   }

 };

 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SimpleTest]);