protected void fillPanel(@NotNull Editor editor,
                           @NotNull JPanel component,
                           @NotNull LightweightHint hint,
                           @NotNull HintHint hintHint,
                           @NotNull List<? super AnAction> actions,
                           @NotNull TooltipReloader expandCallback,
                           boolean highlightActions) {
    if (!ExperimentalUI.isNewUI()) {
      hintHint.setComponentBorder(JBUI.Borders.empty());
      hintHint.setBorderInsets(JBUI.emptyInsets());
    }
  }
protected void fillPanel(@NotNull Editor editor,
                           @NotNull JPanel component,
                           @NotNull LightweightHint hint,
                           @NotNull HintHint hintHint,
                           @NotNull List<? super AnAction> actions,
                           @NotNull TooltipReloader expandCallback,
                           boolean highlightActions)