metadata_db_migration_util.h revision 03b57e008b61dfcb1fbad3aea950ae0e001748b0 
1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_METADATA_DB_MIGRATION_UTIL_H_
6#define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_METADATA_DB_MIGRATION_UTIL_H_
7
8#include "chrome/browser/sync_file_system/sync_status_code.h"
9
10namespace leveldb {
11class DB;
12}
13
14namespace sync_file_system {
15namespace drive_backend {
16
17// Rollback |db| schema from version 4 to version 3.
18SyncStatusCode MigrateDatabaseFromV4ToV3(leveldb::DB* db);
19
20}  // namespace drive_backend
21}  // namespace sync_file_system
22
23#endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_METADATA_DB_MIGRATION_UTIL_H_
24