Cleanup: Remove unneeded ui_test_utils.h includes.

chrome/browser/extensions/extension_fullscreen_apitest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/ui/browser_window.h"
-#include "chrome/test/base/ui_test_utils.h"
 
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest,
                        ExtensionFullscreenAccessFail) {
   // Test that fullscreen can be accessed from an extension without permission.
   ASSERT_TRUE(RunPlatformAppTest("fullscreen/no_permission")) << message_;
 }
 
 // Disabled, a user gesture is required for fullscreen. http://crbug.com/174178
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest,
                        DISABLED_ExtensionFullscreenAccessPass) {
@@ skipping 11 matching lines @@
 }
 
 // Fails flakily: http://crbug.com/308041
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest,
                        DISABLED_UpdateWindowSizeExitsFullscreen) {
   browser()->window()->EnterFullscreen(
       GURL(), FEB_TYPE_BROWSER_FULLSCREEN_EXIT_INSTRUCTION);
   ASSERT_TRUE(RunExtensionTest("window_update/sizing")) << message_;
   ASSERT_FALSE(browser()->window()->IsFullscreen());
 }