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

content/browser/service_worker/service_worker_quota_client.h

Index: content/browser/service_worker/service_worker_quota_client.h
diff --git a/content/browser/service_worker/service_worker_quota_client.h b/content/browser/service_worker/service_worker_quota_client.h
index b86ee96eee5c4c1496d30222b24b460b17788e9b..a1cf91ddb80625f689032c9c9e9ad1ae586b4ea3 100644
--- a/content/browser/service_worker/service_worker_quota_client.h
+++ b/content/browser/service_worker/service_worker_quota_client.h
@@ -15,23 +15,23 @@ class ServiceWorkerContextWrapper;
 
 class ServiceWorkerQuotaClient : public storage::QuotaClient {
  public:
-  virtual ~ServiceWorkerQuotaClient();
+  ~ServiceWorkerQuotaClient() override;
 
   // QuotaClient method overrides
-  virtual ID id() const override;
-  virtual void OnQuotaManagerDestroyed() override;
-  virtual void GetOriginUsage(const GURL& origin,
-                              storage::StorageType type,
-                              const GetUsageCallback& callback) override;
-  virtual void GetOriginsForType(storage::StorageType type,
-                                 const GetOriginsCallback& callback) override;
-  virtual void GetOriginsForHost(storage::StorageType type,
-                                 const std::string& host,
-                                 const GetOriginsCallback& callback) override;
-  virtual void DeleteOriginData(const GURL& origin,
-                                storage::StorageType type,
-                                const DeletionCallback& callback) override;
-  virtual bool DoesSupport(storage::StorageType type) const override;
+  ID id() const override;
+  void OnQuotaManagerDestroyed() override;
+  void GetOriginUsage(const GURL& origin,
+                      storage::StorageType type,
+                      const GetUsageCallback& callback) override;
+  void GetOriginsForType(storage::StorageType type,
+                         const GetOriginsCallback& callback) override;
+  void GetOriginsForHost(storage::StorageType type,
+                         const std::string& host,
+                         const GetOriginsCallback& callback) override;
+  void DeleteOriginData(const GURL& origin,
+                        storage::StorageType type,
+                        const DeletionCallback& callback) override;
+  bool DoesSupport(storage::StorageType type) const override;
 
  private:
   friend class ServiceWorkerContextWrapper;