removed files displays in qfilesystemmodel

bool QFileSystemModel::rmdir(const QModelIndex &aindex)
{
    QString path = filePath(aindex);
#ifndef QT_NO_FILESYSTEMWATCHER
    QFileSystemModelPrivate * d = const_cast<QFileSystemModelPrivate*>(d_func());
    d->fileInfoGatherer.removePath(path); //will remove path from gatherer
#endif
    return QDir().rmdir(path); // can return false and will not remove dir, so this dir will be removed from gatherer but not will be removed from file system
}