src/vs/base/browser/ui/scrollbar/scrollbarState.ts/ScrollbarState/_refreshComputedValues
class ScrollbarState:	private _refreshComputedValues(): void {
		const r = ScrollbarState._computeValues(this._oppositeScrollbarSize, this._arrowSize, this._visibleSize, this._scrollSize, this._scrollPosition);
		this._computedAvailableSize = r.computedAvailableSize;
		this._computedIsNeeded = r.computedIsNeeded;
		this._computedSliderSize = r.computedSliderSize;
		this._computedSliderRatio = r.computedSliderRatio;
		this._computedSliderPosition = r.computedSliderPosition;
	}