therealjohn

    public static class AsyncHelper
    {
        private static readonly TaskFactory _myTaskFactory = new 
            TaskFactory(CancellationToken.None, 
                TaskCreationOptions.None, 
                TaskContinuationOptions.None, 
                TaskScheduler.Default);

        public static TResult RunSync<TResult>(Func<Task<TResult>> func)
        {

therealjohn

        class DataTaskDelegate : NSUrlSessionDataDelegate
        {
            NSUrlSessionHandler This { get; set; }

            public DataTaskDelegate(NSUrlSessionHandler that)
            {
                this.This = that;
            }

            public override void DidReceiveChallenge(NSUrlSession session, NSUrlSessionTask task, NSUrlAuthenticationChallenge challenge, Action<NSUrlSessionAuthChallengeDisposition, NSUrlCredential> completionHandler)