1 files changed, 0 insertions, 50 deletions
diff --git a/browser/components/customizableui/test/browser_1087303_button_preferences.js b/browser/components/customizableui/test/browser_1087303_button_preferences.js
deleted file mode 100644
index b1fdb85b6..000000000
--- a/browser/components/customizableui/test/browser_1087303_button_preferences.js
+++ /dev/null
@@ -1,50 +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";
-
-var newTab = null;
-
-add_task(function*() {
-  info("Check preferences button existence and functionality");
-
-  yield PanelUI.show();
-  info("Menu panel was opened");
-
-  let preferencesButton = document.getElementById("preferences-button");
-  ok(preferencesButton, "Preferences button exists in Panel Menu");
-  preferencesButton.click();
-
-  newTab = gBrowser.selectedTab;
-  yield waitForPageLoad(newTab);
-
-  let openedPage = gBrowser.currentURI.spec;
-  is(openedPage, "about:preferences", "Preferences page was opened");
-});
-
-add_task(function asyncCleanup() {
-  if (gBrowser.tabs.length == 1)
-    gBrowser.addTab("about:blank");
-
-  gBrowser.removeTab(gBrowser.selectedTab);
-  info("Tabs were restored");
-});
-
-function waitForPageLoad(aTab) {
-  let deferred = Promise.defer();
-
-  let timeoutId = setTimeout(() => {
-    aTab.linkedBrowser.removeEventListener("load", onTabLoad, true);
-    deferred.reject("Page didn't load within " + 20000 + "ms");
-  }, 20000);
-
-  function onTabLoad(event) {
-    clearTimeout(timeoutId);
-    aTab.linkedBrowser.removeEventListener("load", onTabLoad, true);
-    info("Tab event received: " + "load");
-    deferred.resolve();
- }
-  aTab.linkedBrowser.addEventListener("load", onTabLoad, true, true);
-  return deferred.promise;
-}