TableSortExtender::__construct

public TableSortExtender::__construct(SelectInterface $query, Connection $connection)

public function __construct(SelectInterface $query, Connection $connection) {
  parent::__construct($query, $connection);

  // Add convenience tag to mark that this is an extended query. We have to
  // do this in the constructor to ensure that it is set before preExecute()
  // gets called.
  $this->addTag('tablesort');
}