src/vs/workbench/contrib/notebook/browser/notebookEditorWidget.ts/NotebookEditorWidget/getCellByInfo
class NotebookEditorWidget:	getCellByInfo(cellInfo: ICommonCellInfo): ICellViewModel {
		const { cellHandle } = cellInfo;
		return this.viewModel?.viewCells.find(vc => vc.handle === cellHandle) as CodeCellViewModel;
	}