Replace OVERRIDE and FINAL with override and final in content/shell/[a-s]*

content/shell/geolocation/shell_access_token_store.h

Index: content/shell/geolocation/shell_access_token_store.h
diff --git a/content/shell/geolocation/shell_access_token_store.h b/content/shell/geolocation/shell_access_token_store.h
index e97ce3680e75f60c2a12f3ff69d906b2b7225085..8fbb25367898d4216b6880842ee288b938b7f326 100644
--- a/content/shell/geolocation/shell_access_token_store.h
+++ b/content/shell/geolocation/shell_access_token_store.h
@@ -27,10 +27,10 @@ class ShellAccessTokenStore : public content::AccessTokenStore {
 
   // AccessTokenStore
   virtual void LoadAccessTokens(
-      const LoadAccessTokensCallbackType& callback) OVERRIDE;
+      const LoadAccessTokensCallbackType& callback) override;
 
   virtual void SaveAccessToken(
-      const GURL& server_url, const base::string16& access_token) OVERRIDE;
+      const GURL& server_url, const base::string16& access_token) override;
 
   content::ShellBrowserContext* shell_browser_context_;
   scoped_refptr<net::URLRequestContextGetter> system_request_context_;