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

Source/core/dom/DocumentStyleSheetCollector.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 45 matching lines @@
 
     bool hasVisited(Document* document) const { return m_visitedDocuments.contains(document); }
     void willVisit(Document* document) { m_visitedDocuments.add(document); }
 
 private:
     WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& m_styleSheetsForStyleSheetList;
     WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& m_activeAuthorStyleSheets;
     WillBeHeapHashSet<RawPtrWillBeMember<Document> >& m_visitedDocuments;
 };
 
-class ActiveDocumentStyleSheetCollector FINAL : public DocumentStyleSheetCollector {
+class ActiveDocumentStyleSheetCollector final : public DocumentStyleSheetCollector {
 public:
     ActiveDocumentStyleSheetCollector(StyleSheetCollection&);
 private:
     WillBeHeapHashSet<RawPtrWillBeMember<Document> > m_visitedDocuments;
 };
 
-class ImportedDocumentStyleSheetCollector FINAL : public DocumentStyleSheetCollector {
+class ImportedDocumentStyleSheetCollector final : public DocumentStyleSheetCollector {
 public:
     ImportedDocumentStyleSheetCollector(DocumentStyleSheetCollector&, WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >&);
 };
 
 } // namespace blink
 
 #endif // DocumentStyleSheetCollector_h