@Override
  public void removeStickyLine(@NotNull StickyLine stickyLine) {
    RangeMarker rangeMarker = ((StickyLineImpl)stickyLine).rangeMarker();
    myMarkupModel.removeHighlighter((RangeHighlighter) rangeMarker);
  }
@Override
  public void removeStickyLine(@NotNull StickyLine stickyLine)