Update editing classes to use OVERRIDE / FINAL when needed

Source/core/editing/ReplaceSelectionCommand.h

 /*
  * Copyright (C) 2005, 2006, 2008 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 16 matching lines @@
 #define ReplaceSelectionCommand_h
 
 #include "core/dom/NodeTraversal.h"
 #include "core/editing/CompositeEditCommand.h"
 
 namespace WebCore {
 
 class DocumentFragment;
 class ReplacementFragment;
 
-class ReplaceSelectionCommand : public CompositeEditCommand {
+class ReplaceSelectionCommand FINAL : public CompositeEditCommand {
 public:
     enum CommandOption {
         SelectReplacement = 1 << 0,
         SmartReplace = 1 << 1,
         MatchStyle = 1 << 2,
         PreventNesting = 1 << 3,
         MovingParagraph = 1 << 4,
         SanitizeFragment = 1 << 5
     };
 
     typedef unsigned CommandOptions;
 
     static PassRefPtr<ReplaceSelectionCommand> create(Document& document, PassRefPtr<DocumentFragment> fragment, CommandOptions options, EditAction action = EditActionPaste)
     {
         return adoptRef(new ReplaceSelectionCommand(document, fragment, options, action));
     }
 
 private:
     ReplaceSelectionCommand(Document&, PassRefPtr<DocumentFragment>, CommandOptions, EditAction);
 
-    virtual void doApply();
-    virtual EditAction editingAction() const;
+    virtual void doApply() OVERRIDE;
+    virtual EditAction editingAction() const OVERRIDE;
 
     class InsertedNodes {
     public:
         void respondToNodeInsertion(Node&);
         void willRemoveNodePreservingChildren(Node&);
         void willRemoveNode(Node&);
         void didReplaceNode(Node&, Node& newNode);
 
         Node* firstNodeInserted() const { return m_firstNodeInserted.get(); }
         Node& lastLeafInserted() const { ASSERT(m_lastNodeInserted); return m_lastNodeInserted->lastDescendant(); }
@@ skipping 43 matching lines @@
     bool m_preventNesting;
     bool m_movingParagraph;
     EditAction m_editAction;
     bool m_sanitizeFragment;
     bool m_shouldMergeEnd;
 };
 
 } // namespace WebCore
 
 #endif // ReplaceSelectionCommand_h