$to = array($params['toEmail']);
$result = NULL;
- $mailer = \Civi\Core\Container::singleton()->get('pear_mail');
+ $mailer = \Civi::service('pear_mail');
// Mail_smtp and Mail_sendmail mailers require Bcc anc Cc emails
// be included in both $to and $headers['Cc', 'Bcc']