Add this filter to the query.
Due to the nature of fapi, the value and the operator have an unintended level of indirection. You will find them in $this->operator and $this->value respectively.
Overrides InOperator::query
public function query($group_by = FALSE) {
$this
->ensureMyTable();
$placeholder = $this
->placeholder();
$args = array_values($this->value);
$this->query
->add_where_expression($this->options['group'], "{$this->tableAlias}.uid IN({$placeholder}) OR\n ((SELECT COUNT(*) FROM {node_revision} nr WHERE nr.uid IN({$placeholder}) AND nr.nid = {$this->tableAlias}.nid) > 0)", array(
$placeholder => $args,
), $args);
}