Add skeleton code to wire Local- and Remote- file sync services

webkit/fileapi/syncable/sync_status_code.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 WEBKIT_FILEAPI_SYNCABLE_SYNC_STATUS_CODE_H_
 #define WEBKIT_FILEAPI_SYNCABLE_SYNC_STATUS_CODE_H_
 
 #include "webkit/storage/webkit_storage_export.h"
 
 namespace leveldb {
@@ skipping 21 matching lines @@
   SYNC_FILE_ERROR_ABORT = -12,
   SYNC_FILE_ERROR_NOT_A_FILE = -13,
   SYNC_FILE_ERROR_NOT_EMPTY = -14,
   SYNC_FILE_ERROR_INVALID_URL = -15,
 
   // Database related errors.
   SYNC_DATABASE_ERROR_NOT_FOUND = -16,
   SYNC_DATABASE_ERROR_CORRUPTION = -17,
   SYNC_DATABASE_ERROR_IO_ERROR = -18,
   SYNC_DATABASE_ERROR_FAILED = -19,
+
+  // Sync specific status code.
+  SYNC_STATUS_FILE_BUSY = -20,
+  SYNC_STATUS_HAS_CONFLICT = -21,
+  SYNC_STATUS_NOT_A_CONFLICT = -22,
+  SYNC_STATUS_SYNC_SUSPEND = -23,
 };
 
 WEBKIT_STORAGE_EXPORT SyncStatusCode LevelDBStatusToSyncStatusCode(
     const leveldb::Status& status);
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_SYNCABLE_SYNC_STATUS_CODE_H_