/**
  * @param \OutputPage $out
  */
 public function setPageTitle(\OutputPage $out)
 {
     if ($this->action !== 'new-topic') {
         // Only new-topic should override page title, rest should default
         parent::setPageTitle($out);
         return;
     }
     $title = $this->workflow->getOwnerTitle();
     $message = $out->msg('flow-newtopic-first-heading', $title->getPrefixedText());
     $out->setPageTitle($message);
     $out->setHtmlTitle($message);
     $out->setSubtitle('< ' . \Linker::link($title));
 }