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

chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.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_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/policy/device_cloud_policy_validator.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 #include "components/policy/core/common/cloud/cloud_policy_store.h"
 
 namespace base {
 class SequencedTaskRunner;
 }
 
 namespace enterprise_management {
@@ skipping 29 matching lines @@
       const enterprise_management::PolicyFetchResponse& policy);
 
   // chromeos::DeviceSettingsService::Observer:
   void OwnershipStatusChanged() override;
   void DeviceSettingsUpdated() override;
   void OnDeviceSettingsServiceShutdown() override;
 
  private:
   // Create a validator for |policy| with basic device policy configuration and
   // OnPolicyStored() as the completion callback.
-  scoped_ptr<DeviceCloudPolicyValidator> CreateValidator(
+  std::unique_ptr<DeviceCloudPolicyValidator> CreateValidator(
       const enterprise_management::PolicyFetchResponse& policy);
 
   // Called on completion on the policy validation prior to storing policy.
   // Starts the actual store operation.
   void OnPolicyToStoreValidated(DeviceCloudPolicyValidator* validator);
 
   // Handles store completion operations updates status.
   void OnPolicyStored();
 
   // Re-syncs policy and status from |device_settings_service_|.
   void UpdateFromService();
 
   chromeos::DeviceSettingsService* device_settings_service_;
   EnterpriseInstallAttributes* install_attributes_;
 
   scoped_refptr<base::SequencedTaskRunner> background_task_runner_;
 
   // Whether enterprise enrollment validation has yet been done.
   bool enrollment_validation_done_;
 
   base::WeakPtrFactory<DeviceCloudPolicyStoreChromeOS> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceCloudPolicyStoreChromeOS);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_