NodeTraversalMode  137 Source/core/editing/markup.cpp     Node* traverseNodesForSerialization(Node* startNode, Node* pastEnd, NodeTraversalMode);
NodeTraversalMode  340 Source/core/editing/markup.cpp Node* StyledMarkupAccumulator::traverseNodesForSerialization(Node* startNode, Node* pastEnd, NodeTraversalMode traversalMode)