/**
* Removes this object and all descendants from datastore.
*
* @param PropelPDO Connection to use.
* @return void
* @throws PropelException
*/
public function delete(PropelPDO $con = null)
{
// delete node first
parent::delete($con);
// delete descendants and then shift tree
sfBreadNavPeer::deleteDescendants($this, $con);
}
