NewVNode
status_t error = NewVNode(fRootNode->GetID(), fRootNode);
status_t NewVNode(vnode_id vnid, Node* node);
status_t NewVNode(Node *node);
result = volume->NewVNode(request->vnid, request->node,
status_t NewVNode(ino_t vnid, void* node,
status_t NewVNode(ino_t vnodeID, void* privateNode,
status_t error = volume->NewVNode(vnodeID, privateNode, ops, &node);