replace OVERRIDE and FINAL with override and final in ui/

ui/message_center/views/message_center_button_bar.h

Index: ui/message_center/views/message_center_button_bar.h
diff --git a/ui/message_center/views/message_center_button_bar.h b/ui/message_center/views/message_center_button_bar.h
index bc87dbed44e544ef89a5ac4aed2dd3feeb6bf156..a02df8ccb671e3d2e0fff650c4fea31de800fce8 100644
--- a/ui/message_center/views/message_center_button_bar.h
+++ b/ui/message_center/views/message_center_button_bar.h
@@ -50,11 +50,11 @@ class MessageCenterButtonBar : public views::View,
   void ViewVisibilityChanged();
 
   // Overridden from views::View:
-  virtual void ChildVisibilityChanged(views::View* child) OVERRIDE;
+  virtual void ChildVisibilityChanged(views::View* child) override;
 
   // Overridden from views::ButtonListener:
   virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) OVERRIDE;
+                             const ui::Event& event) override;
 
   MessageCenterView* message_center_view() const {
     return message_center_view_;