src/vs/workbench/api/common/extHostTypeConverters.ts/to
	export function to(data: extHostProtocol.NotebookCellDataDto): vscode.NotebookCellData {
		return new types.NotebookCellData(
			NotebookCellKind.to(data.cellKind),
			data.source,
			data.language,
			data.mime,
			data.outputs ? data.outputs.map(NotebookCellOutput.to) : undefined,
			data.metadata,
			data.internalMetadata ? NotebookCellExecutionSummary.to(data.internalMetadata) : undefined
		);
	}