createNodeIterator 470 Source/core/dom/Document.h PassRefPtr<NodeIterator> createNodeIterator(Node* root, ExceptionState&); createNodeIterator 471 Source/core/dom/Document.h PassRefPtr<NodeIterator> createNodeIterator(Node* root, unsigned whatToShow, ExceptionState&); createNodeIterator 472 Source/core/dom/Document.h PassRefPtr<NodeIterator> createNodeIterator(Node* root, unsigned whatToShow, PassRefPtr<NodeFilter>, ExceptionState&);