lib/jsdom/living/helpers/mutation-observers.js
function queueTreeMutationRecord(target, addedNodes, removedNodes, previousSibling, nextSibling) {
  queueMutationRecord(
    MUTATION_TYPE.CHILD_LIST,
    target,
    null,
    null,
    null,
    addedNodes,
    removedNodes,
    previousSibling,
    nextSibling
  );
}
function queueTreeMutationRecord(target, addedNodes, removedNodes, previousSibling, nextSibling) {
  queueMutationRecord(
    MUTATION_TYPE.CHILD_LIST,
    target,
    null,
    null,
    null,
    addedNodes,
    removedNodes,
    previousSibling,
    nextSibling
  );
}
https://dom.spec.whatwg.org/#queue-a-tree-mutation-record