src/vs/workbench/contrib/markers/browser/markersTreeViewer.ts/MarkersViewModel/constructor
class MarkersViewModel:	constructor(
		multiline: boolean = true,
		viewMode: MarkersViewMode = MarkersViewMode.Tree,
		@IContextKeyService private readonly contextKeyService: IContextKeyService,
		@IInstantiationService private readonly instantiationService: IInstantiationService
	) {
		super();
		this._multiline = multiline;
		this._viewMode = viewMode;

		this.viewModeContextKey = MarkersContextKeys.MarkersViewModeContextKey.bindTo(this.contextKeyService);
		this.viewModeContextKey.set(viewMode);
	}