Add OVERRIDE to chrome/browser/ui/webui/.

chrome/browser/ui/webui/options/clear_browser_data_handler.h

Index: chrome/browser/ui/webui/options/clear_browser_data_handler.h
diff --git a/chrome/browser/ui/webui/options/clear_browser_data_handler.h b/chrome/browser/ui/webui/options/clear_browser_data_handler.h
index e28182c79e7c40417ca96b7b3960fda560e17d2a..2d24781fdf7e74b585c38bfdc0a62983c9f10de5 100644
--- a/chrome/browser/ui/webui/options/clear_browser_data_handler.h
+++ b/chrome/browser/ui/webui/options/clear_browser_data_handler.h
@@ -18,19 +18,19 @@ class ClearBrowserDataHandler : public OptionsPageUIHandler,
   virtual ~ClearBrowserDataHandler();
 
   // OptionsPageUIHandler implementation.
-  virtual void Initialize();
+  virtual void Initialize() OVERRIDE;
 
-  virtual void GetLocalizedValues(DictionaryValue* localized_strings);
+  virtual void GetLocalizedValues(DictionaryValue* localized_strings) OVERRIDE;
 
   // WebUIMessageHandler implementation.
-  virtual void RegisterMessages();
+  virtual void RegisterMessages() OVERRIDE;
 
  private:
   // Javascript callback to start clearing data.
   void HandleClearBrowserData(const ListValue* value);
 
   // Callback from BrowsingDataRemover. Closes the dialog.
-  virtual void OnBrowsingDataRemoverDone();
+  virtual void OnBrowsingDataRemoverDone() OVERRIDE;
 
   // If non-null it means removal is in progress. BrowsingDataRemover takes care
   // of deleting itself when done.