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

chrome/browser/ui/webui/predictors/predictors_handler.h

Index: chrome/browser/ui/webui/predictors/predictors_handler.h
diff --git a/chrome/browser/ui/webui/predictors/predictors_handler.h b/chrome/browser/ui/webui/predictors/predictors_handler.h
index b25f72efcb79b42d04f4fc3e3008dd9db6c0e91b..4089ed93433383a6692621b97297584a92b5d70a 100644
--- a/chrome/browser/ui/webui/predictors/predictors_handler.h
+++ b/chrome/browser/ui/webui/predictors/predictors_handler.h
@@ -24,10 +24,10 @@ class Profile;
 class PredictorsHandler : public content::WebUIMessageHandler {
  public:
   explicit PredictorsHandler(Profile* profile);
-  virtual ~PredictorsHandler();
+  ~PredictorsHandler() override;
 
   // WebUIMessageHandler implementation.
-  virtual void RegisterMessages() override;
+  void RegisterMessages() override;
 
  private:
   // Synchronously fetches the database from AutocompleteActionPredictor and