|  | // Copyright 2018 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 QUICHE_COMMON_PLATFORM_API_QUICHE_OPTIONAL_H_ | 
|  | #define QUICHE_COMMON_PLATFORM_API_QUICHE_OPTIONAL_H_ | 
|  |  | 
|  | #include <utility> | 
|  |  | 
|  | #include "net/quiche/common/platform/impl/quiche_optional_impl.h" | 
|  |  | 
|  | namespace quiche { | 
|  |  | 
|  | template <typename T> | 
|  | using QuicheOptional = QuicheOptionalImpl<T>; | 
|  |  | 
|  | }  // namespace quiche | 
|  |  | 
|  | #endif  // QUICHE_COMMON_PLATFORM_API_QUICHE_OPTIONAL_H_ |