ServiceWorker: Implement ServiceWorkerRegistration.update() (2)

content/child/service_worker/web_service_worker_registration_impl.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 CONTENT_CHILD_SERVICE_WORKER_WEB_SERVICE_WORKER_REGISTRATION_IMPL_H_
 #define CONTENT_CHILD_SERVICE_WORKER_WEB_SERVICE_WORKER_REGISTRATION_IMPL_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 21 matching lines @@
   void SetInstalling(blink::WebServiceWorker* service_worker);
   void SetWaiting(blink::WebServiceWorker* service_worker);
   void SetActive(blink::WebServiceWorker* service_worker);
 
   void OnUpdateFound();
 
   // blink::WebServiceWorkerRegistration overrides.
   virtual void setProxy(blink::WebServiceWorkerRegistrationProxy* proxy);
   virtual blink::WebServiceWorkerRegistrationProxy* proxy();
   virtual blink::WebURL scope() const;
+  virtual void update(blink::WebServiceWorkerProvider* provider);
 
   int64 registration_id() const;
 
  private:
   enum QueuedTaskType {
     INSTALLING,
     WAITING,
     ACTIVE,
     UPDATE_FOUND,
   };
 
   struct QueuedTask {
     QueuedTask(QueuedTaskType type,
                blink::WebServiceWorker* worker);
     QueuedTaskType type;
     blink::WebServiceWorker* worker;
   };
 
   void RunQueuedTasks();
   void ClearQueuedTasks();
 
   scoped_ptr<ServiceWorkerRegistrationHandleReference> handle_ref_;

[michaeln, 2015/06/11 21:40:48]

Given non-hacked renderers, it should be safe to assume the reg is live when
handling any ipc we send from the renderer prior to this ref being deleted. If
that's not the case, then we have a handle/refcounting bug that should be fixed.

[nhiroki, 2015/06/12 08:50:57]

Acknowledged.

   blink::WebServiceWorkerRegistrationProxy* proxy_;
 
   std::vector<QueuedTask> queued_tasks_;
 
   DISALLOW_COPY_AND_ASSIGN(WebServiceWorkerRegistrationImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_SERVICE_WORKER_WEB_SERVICE_WORKER_REGISTRATION_IMPL_H_