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

chrome/browser/sync_file_system/drive_backend/fake_drive_service_helper.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_SYNC_FILE_SYSTEM_DRIVE_BACKEND_FAKE_DRIVE_SERVICE_HELPER_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_FAKE_DRIVE_SERVICE_HELPER_H_
 
 #include <string>
 
 #include "base/files/scoped_temp_dir.h"
@@ skipping 50 matching lines @@
   google_apis::DriveApiErrorCode ListFilesInFolder(
       const std::string& folder_id,
       ScopedVector<google_apis::FileResource>* entries);
   google_apis::DriveApiErrorCode SearchByTitle(
       const std::string& folder_id,
       const std::string& title,
       ScopedVector<google_apis::FileResource>* entries);
 
   google_apis::DriveApiErrorCode GetFileResource(
       const std::string& file_id,
-      scoped_ptr<google_apis::FileResource>* entry);
+      std::unique_ptr<google_apis::FileResource>* entry);
   google_apis::DriveApiErrorCode GetFileVisibility(
       const std::string& file_id,
       google_apis::drive::FileVisibility* visiblity);
   google_apis::DriveApiErrorCode ReadFile(
       const std::string& file_id,
       std::string* file_content);
   google_apis::DriveApiErrorCode GetAboutResource(
-      scoped_ptr<google_apis::AboutResource>* about_resource);
+      std::unique_ptr<google_apis::AboutResource>* about_resource);
 
   base::FilePath base_dir_path() { return base_dir_.path(); }
 
  private:
   google_apis::DriveApiErrorCode CompleteListing(
-      scoped_ptr<google_apis::FileList> list,
+      std::unique_ptr<google_apis::FileList> list,
       ScopedVector<google_apis::FileResource>* entries);
 
   void Initialize();
 
   base::FilePath WriteToTempFile(const std::string& content);
 
   base::ScopedTempDir base_dir_;
   base::FilePath temp_dir_;
 
   // Not own.
   drive::FakeDriveService* fake_drive_service_;
   drive::DriveUploaderInterface* drive_uploader_;
 
   std::string sync_root_folder_title_;
 };
 
 }  // namespace drive_backend
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_FAKE_DRIVE_SERVICE_HELPER_H_