public function removePolicy($policyId)
{
$this->removePolicyLimitations($policyId);
$query = $this->handler->createDeleteQuery();
$query->deleteFrom($this->handler->quoteTable('ezpolicy'))->where($query->expr->eq($this->handler->quoteColumn('id'), $query->bindValue($policyId, null, \PDO::PARAM_INT)));
$query->prepare()->execute();
}