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

Source/core/html/HTMLTrackElement.h

Index: Source/core/html/HTMLTrackElement.h
diff --git a/Source/core/html/HTMLTrackElement.h b/Source/core/html/HTMLTrackElement.h
index 038713026c1ce9a2c70430f6c2ff16346ec2cb11..0d583dccfb6e3000d61d58111900749afc2d6b3d 100644
--- a/Source/core/html/HTMLTrackElement.h
+++ b/Source/core/html/HTMLTrackElement.h
@@ -35,7 +35,7 @@ namespace blink {
 
 class HTMLMediaElement;
 
-class HTMLTrackElement FINAL : public HTMLElement {
+class HTMLTrackElement final : public HTMLElement {
     DEFINE_WRAPPERTYPEINFO();
 public:
     DECLARE_NODE_FACTORY(HTMLTrackElement);
@@ -56,18 +56,18 @@ public:
 
     const AtomicString& mediaElementCrossOriginAttribute() const;
 
-    virtual void trace(Visitor*) OVERRIDE;
+    virtual void trace(Visitor*) override;
 
 private:
     explicit HTMLTrackElement(Document&);
     virtual ~HTMLTrackElement();
 
-    virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
+    virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
 
-    virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
+    virtual InsertionNotificationRequest insertedInto(ContainerNode*) override;
 
-    virtual void removedFrom(ContainerNode*) OVERRIDE;
-    virtual bool isURLAttribute(const Attribute&) const OVERRIDE;
+    virtual void removedFrom(ContainerNode*) override;
+    virtual bool isURLAttribute(const Attribute&) const override;
 
     void loadTimerFired(Timer<HTMLTrackElement>*);