1// Copyright (c) 2012 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 SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_ 6#define SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_ 7 8#include "sync/internal_api/public/util/weak_handle.h" 9 10namespace syncer { 11namespace syncable { 12 13class TransactionObserver; 14 15// Returns an initialized weak handle to a transaction observer that 16// does nothing. 17WeakHandle<TransactionObserver> NullTransactionObserver(); 18 19} // namespace syncable 20} // namespace syncer 21 22#endif // SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_ 23