// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_CALLBACK_FORWARD_H_
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#define BASE_CALLBACK_FORWARD_H_
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namespace base {
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template <typename Signature>
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class OnceCallback;
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template <typename Signature>
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class RepeatingCallback;
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template <typename Signature>
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using Callback = RepeatingCallback<Signature>;
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// Syntactic sugar to make Callback<void()> easier to declare since it
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// will be used in a lot of APIs with delayed execution.
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using OnceClosure = OnceCallback<void()>;
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using RepeatingClosure = RepeatingCallback<void()>;
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using Closure = Callback<void()>;
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} // namespace base
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#endif // BASE_CALLBACK_FORWARD_H_
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