- '$webrtcurl' => array('webrtcurl', t('WebRTC Base URL'), get_config('webrtc','webrtcurl' ), t('Page your users will create a WebRTC chat room on. For example you could use https://live.mayfirst.org .')),
- ));
+ '$webrtcurl' => ['webrtcurl', t('WebRTC Base URL'), Config::get('webrtc','webrtcurl' ), t('Page your users will create a WebRTC chat room on. For example you could use https://live.mayfirst.org .')],
+ ]);