Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/login/enrollment/enrollment_screen.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_ENROLLMENT_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_ENROLLMENT_SCREEN_H_
 
+#include <memory>
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/login/enrollment/enrollment_screen_actor.h"
 #include "chrome/browser/chromeos/login/enrollment/enterprise_enrollment_helper.h"
 #include "chrome/browser/chromeos/login/screens/base_screen.h"
 #include "chrome/browser/chromeos/policy/enrollment_config.h"
 #include "components/policy/core/common/cloud/cloud_policy_constants.h"
 #include "components/policy/core/common/cloud/enterprise_metrics.h"
 
 namespace base {
 class ElapsedTimer;
@@ skipping 95 matching lines @@
   void ShowAttributePromptScreen();
 
   void OnAnyEnrollmentError();
 
   pairing_chromeos::ControllerPairingController* shark_controller_;
 
   EnrollmentScreenActor* actor_;
   policy::EnrollmentConfig enrollment_config_;
   bool enrollment_failed_once_;
   std::string enrolling_user_domain_;
-  scoped_ptr<base::ElapsedTimer> elapsed_timer_;
-  scoped_ptr<EnterpriseEnrollmentHelper> enrollment_helper_;
+  std::unique_ptr<base::ElapsedTimer> elapsed_timer_;
+  std::unique_ptr<EnterpriseEnrollmentHelper> enrollment_helper_;
   base::WeakPtrFactory<EnrollmentScreen> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EnrollmentScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_ENROLLMENT_SCREEN_H_