Flarum\Core\Listener\UserMetadataUpdater::whenDiscussionWasDeleted PHP Method

public whenDiscussionWasDeleted ( DiscussionWasDeleted $event )
$event	Flarum\Event\DiscussionWasDeleted

    public function whenDiscussionWasDeleted(DiscussionWasDeleted $event)
    {
        $this->updateDiscussionsCount($event->discussion, -1);
    }

UserMetadataUpdater