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 8 namespace mojo { 9 class String; 10 11 namespace internal { 12 13 template <typename T> 14 struct Callback_ParamTraits { 15 typedef T ForwardType; 16 }; 17 18 template <> 19 struct 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