static JComponent vscrollingCenteredLine_noGaps(Component... components) {
  //ret new CenteredLine(components);
  ret jscroll_vertical_borderless(jpanel(new VScrollingWrapLayout().centeredHorizontally(true), components));
}

static JComponent vscrollingCenteredLine_noGaps(L<? extends Component> components) {
  ret vscrollingCenteredLine_noGaps(asArray(Component.class, components));
}

Began life as a copy of #1004149