Standardize usage of virtual/override/final in content/browser/

content/browser/service_worker/service_worker_internals_ui.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_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INTERNALS_UI_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INTERNALS_UI_H_
 
 #include <set>
 
 #include "base/containers/scoped_ptr_hash_map.h"
@@ skipping 24 matching lines @@
   typedef base::Callback<void(ServiceWorkerStatusCode)> StatusCallback;
   typedef void (ServiceWorkerVersion::*ServiceWorkerVersionMethod)(
       const StatusCallback& callback);
 
   explicit ServiceWorkerInternalsUI(WebUI* web_ui);
 
  private:
   class OperationProxy;
   class PartitionObserver;
 
-  virtual ~ServiceWorkerInternalsUI();
+  ~ServiceWorkerInternalsUI() override;
   void AddContextFromStoragePartition(StoragePartition* partition);
 
   void RemoveObserverFromStoragePartition(StoragePartition* partition);
 
   // Called from Javascript.
   void GetOptions(const base::ListValue* args);
   void SetOption(const base::ListValue* args);
   void GetAllRegistrations(const base::ListValue* args);
   void CallServiceWorkerVersionMethod(ServiceWorkerVersionMethod method,
                                       const base::ListValue* args);
   void DispatchPushEvent(const base::ListValue* args);
   void InspectWorker(const base::ListValue* args);
   void Unregister(const base::ListValue* args);
   void StartWorker(const base::ListValue* args);
 
   bool GetServiceWorkerContext(
       int partition_id,
       scoped_refptr<ServiceWorkerContextWrapper>* context) const;
   void FindContext(int partition_id,
                    StoragePartition** result_partition,
                    StoragePartition* storage_partition) const;
 
   base::ScopedPtrHashMap<uintptr_t, PartitionObserver> observers_;
   int next_partition_id_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_INTERNALS_UI_H_