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

chrome/browser/chromeos/login/session/login_oobe_session_manager_delegate.h

 // Copyright 2014 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_SESSION_LOGIN_OOBE_SESSION_MANAGER_DELEGATE_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SESSION_LOGIN_OOBE_SESSION_MANAGER_DELEGATE_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "components/session_manager/core/session_manager.h"
 
 namespace chromeos {
 
 class LoginOobeSessionManagerDelegate
     : public session_manager::SessionManagerDelegate {
  public:
   LoginOobeSessionManagerDelegate();
   ~LoginOobeSessionManagerDelegate() override;
 
  private:
   // session_manager::SessionManagerDelegate implementation:
   void Start() override;
 
   DISALLOW_COPY_AND_ASSIGN(LoginOobeSessionManagerDelegate);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SESSION_LOGIN_OOBE_SESSION_MANAGER_DELEGATE_H_