src/vs/editor/common/services/editorSimpleWorker.ts/EditorSimpleWorker/constructor
class EditorSimpleWorker:	constructor(host: IEditorWorkerHost, foreignModuleFactory: IForeignModuleFactory | null) {
		this._host = host;
		this._models = Object.create(null);
		this._foreignModuleFactory = foreignModuleFactory;
		this._foreignModule = null;
	}