src/vs/editor/browser/viewParts/lines/viewLine.ts/ViewLine/setDomNode
class ViewLine:	public setDomNode(domNode: HTMLElement): void {
		if (this._renderedViewLine) {
			this._renderedViewLine.domNode = createFastDomNode(domNode);
		} else {
			throw new Error('I have no rendered view line to set the dom node to...');
		}
	}