src/vs/editor/browser/services/editorWorkerService.ts/EditorWorkerClient/constructor
class EditorWorkerClient:	constructor(
		modelService: IModelService,
		keepIdleModels: boolean,
		label: string | undefined,
		private readonly languageConfigurationService: ILanguageConfigurationService
	) {
		super();
		this._modelService = modelService;
		this._keepIdleModels = keepIdleModels;
		this._workerFactory = new DefaultWorkerFactory(label);
		this._worker = null;
		this._modelManager = null;
	}