replace OVERRIDE and FINAL with override and final in chrome/browser/ui/[t-v]*

chrome/browser/ui/views/tabs/media_indicator_button.cc

Index: chrome/browser/ui/views/tabs/media_indicator_button.cc
diff --git a/chrome/browser/ui/views/tabs/media_indicator_button.cc b/chrome/browser/ui/views/tabs/media_indicator_button.cc
index afcad3d155600b92ee34aeb7802eefd435f603af..d68f595cb42d39a06e6119ffff343f8fae203ccc 100644
--- a/chrome/browser/ui/views/tabs/media_indicator_button.cc
+++ b/chrome/browser/ui/views/tabs/media_indicator_button.cc
@@ -25,16 +25,16 @@ class MediaIndicatorButton::FadeAnimationDelegate
 
  private:
   // gfx::AnimationDelegate
-  virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE {
+  virtual void AnimationProgressed(const gfx::Animation* animation) override {
     button_->SchedulePaint();
   }
 
-  virtual void AnimationCanceled(const gfx::Animation* animation) OVERRIDE {
+  virtual void AnimationCanceled(const gfx::Animation* animation) override {
     button_->showing_media_state_ = button_->media_state_;
     button_->SchedulePaint();
   }
 
-  virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE {
+  virtual void AnimationEnded(const gfx::Animation* animation) override {
     button_->showing_media_state_ = button_->media_state_;
     button_->SchedulePaint();
   }