Mojo: more idiomatic C++ bindings

mojo/public/cpp/bindings/lib/string_serialization.h

+// Copyright 2014 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 MOJO_PUBLIC_CPP_BINDINGS_LIB_STRING_SERIALIZATION_H_
+#define MOJO_PUBLIC_CPP_BINDINGS_LIB_STRING_SERIALIZATION_H_
+
+#include "mojo/public/cpp/bindings/lib/array_internal.h"
+#include "mojo/public/cpp/bindings/string.h"
+
+namespace mojo {
+
+size_t GetSerializedSize_(const String& input);
+void Serialize_(const String& input, internal::Buffer* buffer,
+                internal::String_Data** output);
+void Deserialize_(internal::String_Data* input, String* output);
+
+}  // namespace mojo
+
+#endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_STRING_SERIALIZATION_H_