1// Copyright (c) 2011 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 BASE_CALLBACK_FORWARD_H_
6#define BASE_CALLBACK_FORWARD_H_
7
8namespace base {
9
10template <typename Sig>
11class Callback;
12
13// Syntactic sugar to make Callback<void()> easier to declare since it
14// will be used in a lot of APIs with delayed execution.
15using Closure = Callback<void()>;
16
17}  // namespace base
18
19#endif  // BASE_CALLBACK_FORWARD_H_
20