Change base/file_utils.h includes to base/files/file_utils.h in chrome/

chrome/browser/ui/ash/screenshot_taker_unittest.cc

 // Copyright 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/ui/ash/screenshot_taker.h"
 
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "base/bind.h"
 #include "base/command_line.h"
-#include "base/file_util.h"
+#include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/testing_profile_manager.h"
 #include "content/public/test/test_utils.h"
 #include "ui/aura/window_event_dispatcher.h"
@@ skipping 115 matching lines @@
   if (ScreenshotTakerObserver::SCREENSHOT_SUCCESS == screenshot_result_)
     EXPECT_TRUE(base::PathExists(screenshot_path_));
 
 #if defined(OS_CHROMEOS)
   chromeos::LoginState::Shutdown();
 #endif
 }
 
 }  // namespace test
 }  // namespace ash