Pass navigator.connect calls through to the browser process.

content/child/navigator_connect/navigator_connect_dispatcher.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/child/navigator_connect/navigator_connect_dispatcher.h"
+
+#include "base/message_loop/message_loop_proxy.h"
+#include "content/child/navigator_connect/navigator_connect_provider.h"
+#include "content/child/thread_safe_sender.h"
+#include "content/child/worker_thread_task_runner.h"
+#include "content/common/navigator_connect_messages.h"
+
+namespace content {
+
+NavigatorConnectDispatcher::NavigatorConnectDispatcher(ThreadSafeSender* sender)
+    : main_thread_loop_proxy_(base::MessageLoopProxy::current()),
+      thread_safe_sender_(sender) {
+}
+
+NavigatorConnectDispatcher::~NavigatorConnectDispatcher() {
+}
+
+base::TaskRunner* NavigatorConnectDispatcher::OverrideTaskRunnerForMessage(
+    const IPC::Message& msg) {
+  if (IPC_MESSAGE_CLASS(msg) != NavigatorConnectMsgStart)
+    return NULL;
+  int ipc_thread_id = 0;
+  const bool success = PickleIterator(msg).ReadInt(&ipc_thread_id);
+  DCHECK(success);
+  if (!ipc_thread_id)
+    return main_thread_loop_proxy_.get();
+  return new WorkerThreadTaskRunner(ipc_thread_id);
+}
+
+bool NavigatorConnectDispatcher::OnMessageReceived(const IPC::Message& msg) {
+  if (IPC_MESSAGE_CLASS(msg) != NavigatorConnectMsgStart)
+    return false;
+  NavigatorConnectProvider::ThreadSpecificInstance(thread_safe_sender_.get(),
+                                                   main_thread_loop_proxy_)
+      ->OnMessageReceived(msg);
+  return true;
+}
+
+}  // namespace content