Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/events

Source/core/events/AnimationPlayerEvent.h

Index: Source/core/events/AnimationPlayerEvent.h
diff --git a/Source/core/events/AnimationPlayerEvent.h b/Source/core/events/AnimationPlayerEvent.h
index e1f7bca1110297758218c2635720e8e4d5da08d8..95995d4146e30454abfe73e610688e97a1186656 100644
--- a/Source/core/events/AnimationPlayerEvent.h
+++ b/Source/core/events/AnimationPlayerEvent.h
@@ -16,7 +16,7 @@ struct AnimationPlayerEventInit : public EventInit {
     double timelineTime;
 };
 
-class AnimationPlayerEvent FINAL : public Event {
+class AnimationPlayerEvent final : public Event {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<AnimationPlayerEvent> create()
@@ -37,9 +37,9 @@ public:
     double currentTime() const;
     double timelineTime() const;
 
-    virtual const AtomicString& interfaceName() const OVERRIDE;
+    virtual const AtomicString& interfaceName() const override;
 
-    virtual void trace(Visitor*) OVERRIDE;
+    virtual void trace(Visitor*) override;
 
 private:
     AnimationPlayerEvent();