src/vs/workbench/contrib/notebook/browser/notebookEditorWidget.ts/NotebookEditorWidget/getVisibleRangesPlusViewportAboveBelow
class NotebookEditorWidget:	getVisibleRangesPlusViewportAboveBelow(): ICellRange[] {
		return this._listViewInfoAccessor.getVisibleRangesPlusViewportAboveBelow();
	}