The Tor Browser: b2g/components/test/mochitest/permission_handler

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

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

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

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

     5 "use strict";

     7 function debug(str) {

     8   dump("CHROME PERMISSON HANDLER -- " + str + "\n");

9 }

    11 const Cc = Components.classes;

    12 const Ci = Components.interfaces;

    13 const Cu = Components.utils;

    15 const { Services } = Cu.import("resource://gre/modules/Services.jsm");

    16 const { SystemAppProxy } = Cu.import("resource://gre/modules/SystemAppProxy.jsm");

    18 let eventHandler = function(evt) {

    19   if (!evt.detail || evt.detail.type !== "permission-prompt") {

    20     return;

    21   }

    23   sendAsyncMessage("permission-request", evt.detail);

    24 };

    26 SystemAppProxy.addEventListener("mozChromeEvent", eventHandler);

    28 // need to remove ChromeEvent listener after test finished.

    29 addMessageListener("teardown", function() {

    30   SystemAppProxy.removeEventListener("mozChromeEvent", eventHandler);

    31 });

    33 addMessageListener("permission-response", function(detail) {

    34   SystemAppProxy._sendCustomEvent('mozContentEvent', detail);

    35 });

The Tor Browser / file revision