replace OVERRIDE and FINAL with override and final in chrome/browser/[a-i]*

chrome/browser/browsing_data/browsing_data_local_storage_helper.h

Index: chrome/browser/browsing_data/browsing_data_local_storage_helper.h
diff --git a/chrome/browser/browsing_data/browsing_data_local_storage_helper.h b/chrome/browser/browsing_data/browsing_data_local_storage_helper.h
index 3c5c77f41a582193371691c9b77f5798c9b36392..6ed4249d19e160c71eba3b50d107684ec881cbb6 100644
--- a/chrome/browser/browsing_data/browsing_data_local_storage_helper.h
+++ b/chrome/browser/browsing_data/browsing_data_local_storage_helper.h
@@ -94,8 +94,8 @@ class CannedBrowsingDataLocalStorageHelper
   // BrowsingDataLocalStorageHelper implementation.
   virtual void StartFetching(
       const base::Callback<void(const std::list<LocalStorageInfo>&)>& callback)
-          OVERRIDE;
-  virtual void DeleteOrigin(const GURL& origin) OVERRIDE;
+          override;
+  virtual void DeleteOrigin(const GURL& origin) override;
 
  private:
   virtual ~CannedBrowsingDataLocalStorageHelper();