src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/contributedStatusBarItemController.ts/CellStatusBarHelper/dispose
class CellStatusBarHelper:	override dispose() {
		super.dispose();
		this._activeToken?.dispose(true);

		this._notebookViewModel.deltaCellStatusBarItems(this._currentItemIds, [{ handle: this._cell.handle, items: [] }]);
		this._currentItemLists.forEach(itemList => itemList.dispose && itemList.dispose());
	}