src/vs/workbench/contrib/notebook/browser/services/notebookCellStatusBarServiceImpl.ts/NotebookCellStatusBarService/getStatusBarItemsForCell
class NotebookCellStatusBarService:	async getStatusBarItemsForCell(docUri: URI, cellIndex: number, viewType: string, token: CancellationToken): Promise<INotebookCellStatusBarItemList[]> {
		const providers = this._providers.filter(p => p.viewType === viewType || p.viewType === '*');
		return await Promise.all(providers.map(async p => {
			try {
				return await p.provideCellStatusBarItems(docUri, cellIndex, token) ?? { items: [] };
			} catch (e) {
				onUnexpectedExternalError(e);
				return { items: [] };
			}
		}));
	}