FINALizing of the Node hierarchy.

Source/core/html/HTMLLinkElement.h

Index: Source/core/html/HTMLLinkElement.h
diff --git a/Source/core/html/HTMLLinkElement.h b/Source/core/html/HTMLLinkElement.h
index 32e37d05c342d317e5156cde786fd953647b6a25..365e17152b53cc841100923fd075ee291b1a1ec0 100644
--- a/Source/core/html/HTMLLinkElement.h
+++ b/Source/core/html/HTMLLinkElement.h
@@ -43,7 +43,7 @@ class KURL;
 template<typename T> class EventSender;
 typedef EventSender<HTMLLinkElement> LinkEventSender;
 
-class HTMLLinkElement : public HTMLElement, public CachedStyleSheetClient, public LinkLoaderClient {
+class HTMLLinkElement FINAL : public HTMLElement, public CachedStyleSheetClient, public LinkLoaderClient {
 public:
     static PassRefPtr<HTMLLinkElement> create(const QualifiedName&, Document*, bool createdByParser);
     virtual ~HTMLLinkElement();