new.js

confirmCall(name).then((yesDoCall) => {
    if (yesDoCall) {
        // Get new TURN server credentials from Xirsys
        // Not Required but it is more reliable than peer-to-peer
        request(turnApiUrl, 'PUT', {
            'headers': { 'tok': turnToken }
        }).then((response) => {
            rtcConfig.iceServers = [response];
            webRtcPhone.callUser(userToCall, {
                myStream: myAudioVideoStream
            });
        });
    }
});

old.js

confirmCall(name).then((yesDoCall) => {
    if (yesDoCall) {
        webRtcPhone.callUser(userToCall, {
            myStream: myAudioVideoStream
        });
    }
});