naiveproxy/tools/gn/base/callback_forward.h
2018-08-14 22:19:20 +00:00

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// 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 Signature>
class OnceCallback;
template <typename Signature>
class RepeatingCallback;
template <typename Signature>
using Callback = RepeatingCallback<Signature>;
// Syntactic sugar to make Callback<void()> easier to declare since it
// will be used in a lot of APIs with delayed execution.
using OnceClosure = OnceCallback<void()>;
using RepeatingClosure = RepeatingCallback<void()>;
using Closure = Callback<void()>;
} // namespace base
#endif // BASE_CALLBACK_FORWARD_H_