WebRTC_Sample.SessionForm.GetOfferAsync C# (CSharp) Method

        private async void GetOfferAsync(WebRTCCommons.CustomAwaiter<string> awaiter)
        {
            string sdp = await mConnection.GenerateOffer();
            awaiter.SetComplete(sdp);
        }
        public WebRTCCommons.CustomAwaiter<string> GetOffer()