int GetPreferredBookmarkDropOperation(int source_operations, int operations) {
  int common_ops = (source_operations & operations);
  if (!common_ops)
    return ui::DragDropTypes::DRAG_NONE;
  if (ui::DragDropTypes::DRAG_COPY & common_ops)
    return ui::DragDropTypes::DRAG_COPY;
  if (ui::DragDropTypes::DRAG_LINK & common_ops)
    return ui::DragDropTypes::DRAG_LINK;
  if (ui::DragDropTypes::DRAG_MOVE & common_ops)
    return ui::DragDropTypes::DRAG_MOVE;
  return ui::DragDropTypes::DRAG_NONE;
}

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.