code: private void traverseClassMembers(Node n) {
      for (Node child = n.getFirstChild(); child != null;) {
        Node next = child.getNext(); // see traverseChildren
        if (child.isComputedProp()) {
          curNode = n;
          if (callback.shouldTraverse(this, child, n)) {
            traverseBranch(child.getLastChild(), child);
            curNode = n;
            callback.visit(this, child, n);
          }
        } else {
          traverseBranch(child, n);
        }
        child = next;
      }
    }
docs: Traverse class members, excluding keys of computed props.