src/vs/workbench/contrib/notebook/browser/services/notebookKernelHistoryServiceImpl.ts/NotebookKernelHistoryService/constructor
class NotebookKernelHistoryService:	constructor(@IStorageService private readonly _storageService: IStorageService,
		@INotebookKernelService private readonly _notebookKernelService: INotebookKernelService) {
		super();

		this._loadState();
		this._register(this._storageService.onWillSaveState(() => this._saveState()));
	}