1// Copyright 2014 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 MOJO_PUBLIC_CPP_BINDINGS_LIB_CALLBACK_INTERNAL_H_
6#define MOJO_PUBLIC_CPP_BINDINGS_LIB_CALLBACK_INTERNAL_H_
7
8namespace mojo {
9class String;
10
11namespace internal {
12
13template <typename T>
14struct Callback_ParamTraits {
15  typedef T ForwardType;
16};
17
18template <>
19struct Callback_ParamTraits<String> {
20  typedef const String& ForwardType;
21};
22
23}  // namespace internal
24}  // namespace mojo
25
26#endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_CALLBACK_INTERNAL_H_
27