Standardize usage of virtual/override/final in google_apis/

google_apis/gaia/ubertoken_fetcher.h

Index: google_apis/gaia/ubertoken_fetcher.h
diff --git a/google_apis/gaia/ubertoken_fetcher.h b/google_apis/gaia/ubertoken_fetcher.h
index 9172ce153cf4450303f4e531032d71ee376f3ebd..54835e1d00102f9594294ccca0a54dbe1307f633 100644
--- a/google_apis/gaia/ubertoken_fetcher.h
+++ b/google_apis/gaia/ubertoken_fetcher.h
@@ -46,22 +46,21 @@ class UbertokenFetcher : public GaiaAuthConsumer,
                    UbertokenConsumer* consumer,
                    const std::string& source,
                    net::URLRequestContextGetter* request_context);
-  virtual ~UbertokenFetcher();
+  ~UbertokenFetcher() override;
 
   // Start fetching the token for |account_id|.
   virtual void StartFetchingToken(const std::string& account_id);
 
   // Overriden from GaiaAuthConsumer
-  virtual void OnUberAuthTokenSuccess(const std::string& token) override;
-  virtual void OnUberAuthTokenFailure(
-      const GoogleServiceAuthError& error) override;
+  void OnUberAuthTokenSuccess(const std::string& token) override;
+  void OnUberAuthTokenFailure(const GoogleServiceAuthError& error) override;
 
   // Overriden from OAuth2TokenService::Consumer:
-  virtual void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
-                                 const std::string& access_token,
-                                 const base::Time& expiration_time) override;
-  virtual void OnGetTokenFailure(const OAuth2TokenService::Request* request,
-                                 const GoogleServiceAuthError& error) override;
+  void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
+                         const std::string& access_token,
+                         const base::Time& expiration_time) override;
+  void OnGetTokenFailure(const OAuth2TokenService::Request* request,
+                         const GoogleServiceAuthError& error) override;
 
  private:
   // Request a login-scoped access token from the token service.