ServiceWorker: Route unregister() through WebServiceWorkerRegistration for refactoring (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 22 matching lines @@
   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);
+  virtual void unregister(blink::WebServiceWorkerProvider* provider,
+                          WebServiceWorkerUnregistrationCallbacks* callbacks);
 
   int64 registration_id() const;
 
  private:
   enum QueuedTaskType {
     INSTALLING,
     WAITING,
     ACTIVE,
     UPDATE_FOUND,
   };
@@ skipping 12 matching lines @@
   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_