chromium/components/sync/service/backend_migrator.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_SYNC_SERVICE_BACKEND_MIGRATOR_H_
#define COMPONENTS_SYNC_SERVICE_BACKEND_MIGRATOR_H_

#include <string>

#include "base/compiler_specific.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "components/sync/base/data_type.h"
#include "components/sync/service/data_type_manager.h"

namespace syncer {

// Interface for anything that wants to know when the migrator's state
// changes.
class MigrationObserver { … };

// A class to perform migration of a datatype pursuant to the 'MIGRATION_DONE'
// code in the sync protocol definition (protocol/sync.proto).
class BackendMigrator { … };

}  // namespace syncer

#endif  // COMPONENTS_SYNC_SERVICE_BACKEND_MIGRATOR_H_