ServiceWorker: Clean up WebServiceWorkerRegistrationImpl

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 "base/compiler_specific.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerRegistration.h"
 
 namespace blink {
 class WebServiceWorker;
 class WebServiceWorkerRegistrationProxy;
 }
 
 namespace content {
 
 class ServiceWorkerRegistrationHandleReference;
 class ThreadSafeSender;
 struct ServiceWorkerObjectInfo;
 
 class WebServiceWorkerRegistrationImpl
     : NON_EXPORTED_BASE(public blink::WebServiceWorkerRegistration) {
  public:
   explicit WebServiceWorkerRegistrationImpl(
       scoped_ptr<ServiceWorkerRegistrationHandleReference> handle_ref);
   virtual ~WebServiceWorkerRegistrationImpl();
 
+  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 void setInstalling(blink::WebServiceWorker* service_worker);
-  virtual void setWaiting(blink::WebServiceWorker* service_worker);
-  virtual void setActive(blink::WebServiceWorker* service_worker);
-
   virtual blink::WebURL scope() const;
 
  private:
   scoped_ptr<ServiceWorkerRegistrationHandleReference> handle_ref_;
   blink::WebServiceWorkerRegistrationProxy* proxy_;
 
   DISALLOW_COPY_AND_ASSIGN(WebServiceWorkerRegistrationImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_SERVICE_WORKER_WEB_SERVICE_WORKER_REGISTRATION_IMPL_H_