The Tor Browser: webapprt/test/chrome/browser

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

     1 Cu.import("resource://gre/modules/Services.jsm");

     3 function test() {

     4   waitForExplicitFinish();

     6   Services.prefs.setBoolPref("media.navigator.permission.fake", true);

     8   let getUserMediaDialogOpened = false;

    10   let winObserver = function(win, topic) {

    11     if (topic == "domwindowopened") {

    12       win.addEventListener("load", function onLoadWindow() {

    13         win.removeEventListener("load", onLoadWindow, false);

    15         if (win.document.documentURI == "chrome://webapprt/content/getUserMediaDialog.xul") {

    16           getUserMediaDialogOpened = true;

    17           win.close();

    18         }

    19       }, false);

    20     }

    21   }

    23   Services.ww.registerNotification(winObserver);

    25   let mutObserver = null;

    27   loadWebapp("getUserMedia.webapp", undefined, function onLoad() {

    28     let msg = gAppBrowser.contentDocument.getElementById("msg");

    29     mutObserver = new MutationObserver(function(mutations) {

    30       is(msg.textContent, "PERMISSION_DENIED", "getUserMedia permission denied.");

    31       ok(getUserMediaDialogOpened, "Prompt shown.");

    32       finish();

    33     });

    34     mutObserver.observe(msg, { childList: true });

    35   });

    37   registerCleanupFunction(function() {

    38     Services.ww.unregisterNotification(winObserver);

    39     mutObserver.disconnect();

    40     Services.prefs.clearUserPref("media.navigator.permission.fake");

    41   });

    42 }

The Tor Browser / file revision