ServiceWorker: Introduce ServiceWorkerMessageEvent to replace MessageEvent (2/3).

content/child/service_worker/service_worker_dispatcher.h

 // 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.
 
 #ifndef CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
 #define CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
 
 #include <map>
 #include <vector>
 
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "content/child/worker_task_runner.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerError.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerProvider.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerState.h"
 
 class GURL;
 
 namespace blink {
 class WebURL;
 }
 
 namespace IPC {
 class Message;
 }
 
+struct ServiceWorkerMsg_MessageToDocument_Params;
+
 namespace content {
 
 class ServiceWorkerMessageFilter;
 class ServiceWorkerProviderContext;
 class ThreadSafeSender;
 class WebServiceWorkerImpl;
 class WebServiceWorkerRegistrationImpl;
 struct ServiceWorkerObjectInfo;
 struct ServiceWorkerRegistrationObjectInfo;
 struct ServiceWorkerVersionAttributes;
-struct TransferredMessagePort;
 
 // This class manages communication with the browser process about
 // registration of the service worker, exposed to renderer and worker
 // scripts through methods like navigator.registerServiceWorker().
 class CONTENT_EXPORT ServiceWorkerDispatcher
     : public WorkerTaskRunner::Observer {
  public:
   typedef blink::WebServiceWorkerProvider::WebServiceWorkerRegistrationCallbacks
       WebServiceWorkerRegistrationCallbacks;
   typedef
@@ skipping 152 matching lines @@
                               int provider_id,
                               int registration_handle_id,
                               int changed_mask,
                               const ServiceWorkerVersionAttributes& attributes);
   void OnUpdateFound(int thread_id,
                      int registration_handle_id);
   void OnSetControllerServiceWorker(int thread_id,
                                     int provider_id,
                                     const ServiceWorkerObjectInfo& info,
                                     bool should_notify_controllerchange);
-  void OnPostMessage(
-      int thread_id,
-      int provider_id,
-      const base::string16& message,
-      const std::vector<TransferredMessagePort>& sent_message_ports,
-      const std::vector<int>& new_routing_ids);
+  void OnPostMessage(const ServiceWorkerMsg_MessageToDocument_Params& params);
 
   // Keeps map from handle_id to ServiceWorker object.
   void AddServiceWorker(int handle_id, WebServiceWorkerImpl* worker);
   void RemoveServiceWorker(int handle_id);
 
   // Keeps map from registration_handle_id to ServiceWorkerRegistration object.
   void AddServiceWorkerRegistration(
       int registration_handle_id,
       WebServiceWorkerRegistrationImpl* registration);
   void RemoveServiceWorkerRegistration(
@@ skipping 24 matching lines @@
   WorkerToProviderMap worker_to_provider_;
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_