| /* |
| * Copyright 2015 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| // TODO(bugs.webrtc.org/9078): Use absl::optional directly. |
| #ifndef API_OPTIONAL_H_ |
| #define API_OPTIONAL_H_ |
| |
| #include "absl/types/optional.h" |
| |
| namespace rtc { |
| |
| using absl::nullopt_t; |
| using absl::nullopt; |
| |
| template <typename T> |
| using Optional = absl::optional<T>; |
| |
| } // namespace rtc |
| |
| #endif // API_OPTIONAL_H_ |