/**
* @private
*/
override protected function measure() : void
{
// Temporarily move the thumb to the top of the Slider so measurement
// doesn't factor in its y position. This allows resizing the
// VSlider to less than 100px in height.
var thumbPos:Number = thumb.getLayoutBoundsY();
thumb.setLayoutBoundsPosition(thumb.getLayoutBoundsX(), 0);
super.measure();
thumb.setLayoutBoundsPosition(thumb.getLayoutBoundsX(), thumbPos);
}