Fix autoupdate_EndToEndTest on veyron_rialto

chrome/browser/chromeos/login/enrollment/enrollment_screen_unittest.cc

 // Copyright (c) 2017 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/chromeos/login/enrollment/enrollment_screen.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
+#include "base/strings/utf_string_conversions.h"

[xiyuan, 2017/04/27 19:34:21]

Is this needed?

[kumarniranjan, 2017/04/27 22:58:58]

Thanks for catching this. It is not needed. I will remove it.

 #include "base/test/scoped_mock_time_message_loop_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/chromeos/login/enrollment/enterprise_enrollment_helper.h"
 #include "chrome/browser/chromeos/login/enrollment/enterprise_enrollment_helper_mock.h"
 #include "chrome/browser/chromeos/login/enrollment/mock_enrollment_screen.h"
 #include "chrome/browser/chromeos/login/screens/mock_base_screen_delegate.h"
 #include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
 #include "chrome/browser/chromeos/policy/enrollment_config.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chromeos/chromeos_switches.h"
@@ skipping 178 matching lines @@
   // This is how we check that the code finishes and cleanly exits
   // the enterprise enrollment flow.
   EXPECT_CALL(*GetBaseScreenDelegate(),
               OnExit(_, ScreenExitCode::ENTERPRISE_ENROLLMENT_COMPLETED, _))
       .Times(1);
 
   // Start zero-touch enrollment.
   enrollment_screen_->Show();
 }
 }  // namespace chromeos