// Copyright (c) 2011 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 BASE_CALLBACK_FORWARD_H_ #define BASE_CALLBACK_FORWARD_H_ namespace base { template <typename Sig> class Callback; typedef Callback<void(void)> Closure; } // namespace base #endif // BASE_CALLBACK_FORWARD_H