src/vs/workbench/services/progress/browser/progressIndicator.ts/CompositeScope/constructor
class CompositeScope:	constructor(
		private viewletService: IViewletService,
		private panelService: IPanelService,
		private viewsService: IViewsService,
		private scopeId: string
	) {
		super();

		this.registerListeners();
	}