Update client side navigator.connect API to use ServicePortCollection [2/3]

content/browser/navigator_connect/navigator_connect_dispatcher_host.cc

-// 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.
-
-#include "content/browser/navigator_connect/navigator_connect_dispatcher_host.h"
-
-#include "content/browser/message_port_service.h"
-#include "content/browser/navigator_connect/navigator_connect_context_impl.h"
-#include "content/browser/service_worker/service_worker_context_wrapper.h"
-#include "content/common/navigator_connect_messages.h"
-#include "content/public/common/navigator_connect_client.h"
-
-namespace content {
-
-NavigatorConnectDispatcherHost::NavigatorConnectDispatcherHost(
-    const scoped_refptr<NavigatorConnectContextImpl>& navigator_connect_context,
-    MessagePortMessageFilter* message_port_message_filter)
-    : BrowserMessageFilter(NavigatorConnectMsgStart),
-      navigator_connect_context_(navigator_connect_context),
-      message_port_message_filter_(message_port_message_filter) {
-}
-
-NavigatorConnectDispatcherHost::~NavigatorConnectDispatcherHost() {
-}
-
-bool NavigatorConnectDispatcherHost::OnMessageReceived(
-    const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(NavigatorConnectDispatcherHost, message)
-    IPC_MESSAGE_HANDLER(NavigatorConnectHostMsg_Connect, OnConnect)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void NavigatorConnectDispatcherHost::OnConnect(
-    int thread_id,
-    int request_id,
-    const NavigatorConnectClient& client) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-
-  DCHECK(client.message_port_id == MSG_ROUTING_NONE)
-      << "Connect request should not include a message port";
-
-  navigator_connect_context_->Connect(
-      client, message_port_message_filter_,
-      base::Bind(&NavigatorConnectDispatcherHost::OnConnectResult, this,
-                 thread_id, request_id));
-}
-
-void NavigatorConnectDispatcherHost::OnConnectResult(
-    int thread_id,
-    int request_id,
-    const TransferredMessagePort& message_port,
-    int message_port_route_id,
-    bool accept_connection) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  Send(new NavigatorConnectMsg_ConnectResult(
-      thread_id, request_id, message_port, message_port_route_id,
-      accept_connection));
-}
-
-}  // namespace content