replace OVERRIDE and FINAL with override and final in ash/

ash/system/bluetooth/tray_bluetooth.cc

Index: ash/system/bluetooth/tray_bluetooth.cc
diff --git a/ash/system/bluetooth/tray_bluetooth.cc b/ash/system/bluetooth/tray_bluetooth.cc
index 091f24bebd1228cb3c84e52c3478927254911de2..933d9f3a49c17327a84ff6ed8514f2bf8003015b 100644
--- a/ash/system/bluetooth/tray_bluetooth.cc
+++ b/ash/system/bluetooth/tray_bluetooth.cc
@@ -357,7 +357,7 @@ class BluetoothDetailedView : public TrayDetailsView,
   }
 
   // Overridden from ViewClickListener.
-  virtual void OnViewClicked(views::View* sender) OVERRIDE {
+  virtual void OnViewClicked(views::View* sender) override {
     ash::SystemTrayDelegate* delegate =
         ash::Shell::GetInstance()->system_tray_delegate();
     if (sender == footer()->content()) {
@@ -387,7 +387,7 @@ class BluetoothDetailedView : public TrayDetailsView,
 
   // Overridden from ButtonListener.
   virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) OVERRIDE {
+                             const ui::Event& event) override {
     ash::SystemTrayDelegate* delegate =
         ash::Shell::GetInstance()->system_tray_delegate();
     if (sender == toggle_bluetooth_)