Standardize usage of virtual/override/final in content/

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>
 
@@ skipping 34 matching lines @@
   typedef blink::WebServiceWorkerProvider::WebServiceWorkerRegistrationCallbacks
       WebServiceWorkerRegistrationCallbacks;
   typedef
       blink::WebServiceWorkerProvider::WebServiceWorkerUnregistrationCallbacks
       WebServiceWorkerUnregistrationCallbacks;
   typedef
       blink::WebServiceWorkerProvider::WebServiceWorkerGetRegistrationCallbacks
       WebServiceWorkerGetRegistrationCallbacks;
 
   explicit ServiceWorkerDispatcher(ThreadSafeSender* thread_safe_sender);
-  virtual ~ServiceWorkerDispatcher();
+  ~ServiceWorkerDispatcher() override;
 
   void OnMessageReceived(const IPC::Message& msg);
   bool Send(IPC::Message* msg);
 
   // Corresponds to navigator.serviceWorker.register()
   void RegisterServiceWorker(
       int provider_id,
       const GURL& pattern,
       const GURL& script_url,
       WebServiceWorkerRegistrationCallbacks* callbacks);
@@ skipping 74 matching lines @@
   typedef std::map<int, ServiceWorkerProviderContext*> ProviderContextMap;
   typedef std::map<int, WebServiceWorkerImpl*> WorkerObjectMap;
   typedef std::map<int, ServiceWorkerProviderContext*> WorkerToProviderMap;
   typedef std::map<int, WebServiceWorkerRegistrationImpl*>
       RegistrationObjectMap;
 
   friend class WebServiceWorkerImpl;
   friend class WebServiceWorkerRegistrationImpl;
 
   // WorkerTaskRunner::Observer implementation.
-  virtual void OnWorkerRunLoopStopped() override;
+  void OnWorkerRunLoopStopped() override;
 
   void OnAssociateRegistration(int thread_id,
                                int provider_id,
                                const ServiceWorkerRegistrationObjectInfo& info,
                                const ServiceWorkerVersionAttributes& attrs);
   void OnDisassociateRegistration(int thread_id,
                                   int provider_id);
   void OnRegistered(int thread_id,
                     int request_id,
                     const ServiceWorkerRegistrationObjectInfo& info,
@@ skipping 81 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_