createTreeWalker  474 Source/core/dom/Document.h     PassRefPtr<TreeWalker> createTreeWalker(Node* root, ExceptionState&);
createTreeWalker  475 Source/core/dom/Document.h     PassRefPtr<TreeWalker> createTreeWalker(Node* root, unsigned whatToShow, ExceptionState&);
createTreeWalker  476 Source/core/dom/Document.h     PassRefPtr<TreeWalker> createTreeWalker(Node* root, unsigned whatToShow, PassRefPtr<NodeFilter>, ExceptionState&);