1 files changed, 0 insertions, 50 deletions
diff --git a/browser/components/customizableui/test/browser_877178_unregisterArea.js b/browser/components/customizableui/test/browser_877178_unregisterArea.js
deleted file mode 100644
index 28037787b5..0000000000
--- a/browser/components/customizableui/test/browser_877178_unregisterArea.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";
-
-registerCleanupFunction(removeCustomToolbars);
-
-// Sanity checks
-add_task(function sanityChecks() {
-  SimpleTest.doesThrow(() => CustomizableUI.registerArea("@foo"),
-                       "Registering areas with an invalid ID should throw.");
-
-  SimpleTest.doesThrow(() => CustomizableUI.registerArea([]),
-                       "Registering areas with an invalid ID should throw.");
-
-  SimpleTest.doesThrow(() => CustomizableUI.unregisterArea("@foo"),
-                       "Unregistering areas with an invalid ID should throw.");
-
-  SimpleTest.doesThrow(() => CustomizableUI.unregisterArea([]),
-                       "Unregistering areas with an invalid ID should throw.");
-
-  SimpleTest.doesThrow(() => CustomizableUI.unregisterArea("unknown"),
-                       "Unregistering an area that's not registered should throw.");
-});
-
-// Check areas are loaded with their default placements.
-add_task(function checkLoadedAres() {
-  ok(CustomizableUI.inDefaultState, "Everything should be in its default state.");
-});
-
-// Check registering and unregistering a new area.
-add_task(function checkRegisteringAndUnregistering() {
-  const kToolbarId = "test-registration-toolbar";
-  const kButtonId = "test-registration-button";
-  createDummyXULButton(kButtonId);
-  createToolbarWithPlacements(kToolbarId, ["spring", kButtonId, "spring"]);
-  assertAreaPlacements(kToolbarId,
-                       [/customizableui-special-spring\d+/,
-                        kButtonId,
-                        /customizableui-special-spring\d+/]);
-  ok(!CustomizableUI.inDefaultState, "With a new toolbar it is no longer in a default state.");
-  removeCustomToolbars(); // Will call unregisterArea for us
-  ok(CustomizableUI.inDefaultState, "When the toolbar is unregistered, " +
-     "everything will return to the default state.");
-});
-
-add_task(function* asyncCleanup() {
-  yield resetCustomization();
-});