void PaintLayerScrollableArea::ScrollbarManager::DestroyScrollbar(
    ScrollbarOrientation orientation) {
  Member<Scrollbar>& scrollbar =
      orientation == kHorizontalScrollbar ? h_bar_ : v_bar_;
  DCHECK(orientation == kHorizontalScrollbar ? !h_bar_is_attached_
                                             : !v_bar_is_attached_);
  if (!scrollbar)
    return;

  ScrollableArea()->SetScrollbarNeedsPaintInvalidation(orientation);
  if (orientation == kHorizontalScrollbar)
    ScrollableArea()->rebuild_horizontal_scrollbar_layer_ = true;
  else
    ScrollableArea()->rebuild_vertical_scrollbar_layer_ = true;

  if (!scrollbar->IsCustomScrollbar())
    ScrollableArea()->WillRemoveScrollbar(*scrollbar, orientation);

  ScrollableArea()->GetLayoutBox()->GetDocument().View()->RemoveScrollbar(
      scrollbar);
  scrollbar->DisconnectFromScrollableArea();
  scrollbar = nullptr;
}

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.