1 files changed, 0 insertions, 46 deletions
diff --git a/browser/components/customizableui/test/browser_1087303_button_fullscreen.js b/browser/components/customizableui/test/browser_1087303_button_fullscreen.js
deleted file mode 100644
index c6b87d6ab..000000000
--- a/browser/components/customizableui/test/browser_1087303_button_fullscreen.js
+++ /dev/null
@@ -1,46 +0,0 @@
-/* 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/. */
-
-"use strict";
-
-add_task(function*() {
-  info("Check fullscreen button existence and functionality");
-
-  yield PanelUI.show();
-
-  let fullscreenButton = document.getElementById("fullscreen-button");
-  ok(fullscreenButton, "Fullscreen button appears in Panel Menu");
-
-  let fullscreenPromise = promiseFullscreenChange();
-  fullscreenButton.click();
-  yield fullscreenPromise;
-
-  ok(window.fullScreen, "Fullscreen mode was opened");
-
-  // exit full screen mode
-  fullscreenPromise = promiseFullscreenChange();
-  window.fullScreen = !window.fullScreen;
-  yield fullscreenPromise;
-
-  ok(!window.fullScreen, "Successfully exited fullscreen");
-});
-
-function promiseFullscreenChange() {
-  let deferred = Promise.defer();
-  info("Wait for fullscreen change");
-
-  let timeoutId = setTimeout(() => {
-    window.removeEventListener("fullscreen", onFullscreenChange, true);
-    deferred.reject("Fullscreen change did not happen within " + 20000 + "ms");
-  }, 20000);
-
-  function onFullscreenChange(event) {
-    clearTimeout(timeoutId);
-    window.removeEventListener("fullscreen", onFullscreenChange, true);
-    info("Fullscreen event received");
-    deferred.resolve();
-  }
-  window.addEventListener("fullscreen", onFullscreenChange, true);
-  return deferred.promise;
-}