Make the fuchsia mojo/public repo the source of truth.

mojo/public/cpp/bindings/lib/message_builder.cc

-// Copyright 2013 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.
-
-#include "mojo/public/cpp/bindings/lib/message_builder.h"
-
-#include "mojo/public/cpp/bindings/lib/bindings_serialization.h"
-#include "mojo/public/cpp/bindings/message.h"
-
-namespace mojo {
-namespace {
-using internal::MessageHeader;
-using internal::MessageHeaderWithRequestID;
-
-template <typename Header>
-void Allocate(internal::Buffer* buf, Header** header) {
-  *header = static_cast<Header*>(buf->Allocate(sizeof(Header)));
-  (*header)->num_bytes = sizeof(Header);
-}
-
-}  // namespace
-
-namespace internal {
-
-MessageWithRequestIDBuilder::MessageWithRequestIDBuilder(uint32_t name,
-                                                         size_t payload_size,
-                                                         uint32_t flags,
-                                                         uint64_t request_id) {
-  Initialize(sizeof(MessageHeaderWithRequestID) + payload_size);
-  MessageHeaderWithRequestID* header;
-  Allocate(&buf_, &header);
-  header->version = 1;
-  header->name = name;
-  header->flags = flags;
-  header->request_id = request_id;
-}
-
-}  // namespace internal
-
-MessageBuilder::MessageBuilder(uint32_t name, size_t payload_size) {
-  Initialize(sizeof(MessageHeader) + payload_size);
-
-  MessageHeader* header;
-  Allocate(&buf_, &header);
-  header->version = 0;
-  header->name = name;
-  header->flags = 0;
-}
-
-MessageBuilder::~MessageBuilder() {
-}
-
-MessageBuilder::MessageBuilder() {}
-
-void MessageBuilder::Initialize(size_t size) {
-  message_.AllocData(static_cast<uint32_t>(internal::Align(size)));
-  buf_.Initialize(message_.mutable_data(), message_.data_num_bytes());
-}
-
-}  // namespace mojo