src/vs/workbench/contrib/notebook/browser/view/notebookCellList.ts/NotebookCellList/revealElementLineInCenterAsync
class NotebookCellList:	async revealElementLineInCenterAsync(cell: ICellViewModel, line: number): Promise<void> {
		const index = this._getViewIndexUpperBound(cell);

		if (index >= 0) {
			return this._revealLineInCenterAsync(index, line);
		}
	}