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

chrome/browser/geolocation/chrome_access_token_store.h

Index: chrome/browser/geolocation/chrome_access_token_store.h
diff --git a/chrome/browser/geolocation/chrome_access_token_store.h b/chrome/browser/geolocation/chrome_access_token_store.h
index 96211e3736cf46a57775251d680aec338f1365c7..92d0791eda36b6beefa50d73070c33b852338295 100644
--- a/chrome/browser/geolocation/chrome_access_token_store.h
+++ b/chrome/browser/geolocation/chrome_access_token_store.h
@@ -17,15 +17,14 @@ class ChromeAccessTokenStore : public content::AccessTokenStore {
 
   ChromeAccessTokenStore();
 
-  virtual void LoadAccessTokens(
-      const LoadAccessTokensCallbackType& request) override;
+  void LoadAccessTokens(const LoadAccessTokensCallbackType& request) override;
 
  private:
-  virtual ~ChromeAccessTokenStore();
+  ~ChromeAccessTokenStore() override;
 
   // AccessTokenStore
-  virtual void SaveAccessToken(
-      const GURL& server_url, const base::string16& access_token) override;
+  void SaveAccessToken(const GURL& server_url,
+                       const base::string16& access_token) override;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeAccessTokenStore);
 };