src/vs/editor/browser/view/viewLayer.ts/VisibleLinesCollection/_createDomNode
class VisibleLinesCollection:	private _createDomNode(): FastDomNode<HTMLElement> {
		const domNode = createFastDomNode(document.createElement('div'));
		domNode.setClassName('view-layer');
		domNode.setPosition('absolute');
		domNode.domNode.setAttribute('role', 'presentation');
		domNode.domNode.setAttribute('aria-hidden', 'true');
		return domNode;
	}