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 8 namespace base { 9 10 template <typename Sig> 11 class Callback; 12 13 typedef Callback<void(void)> Closure; 14 15 } // namespace base 16 17 #endif // BASE_CALLBACK_FORWARD_H 18