BaconographyWP8.PlatformServices.SystemServices.RestartTimer C# (CSharp) Method

        public async void RestartTimer(object tickHandle)
        {
            if (tickHandle is DispatcherTimer)
            {
                ((DispatcherTimer)tickHandle).Start();
            }
            else if (tickHandle is Task<DispatcherTimer>)
            {
                _uiDispatcher.BeginInvoke(async () =>
                {
                    var timer = await (Task<DispatcherTimer>)tickHandle;
                    timer.Start();
                });
            }
            else if (tickHandle is ThreadPoolTimer)
            {
                throw new NotImplementedException();
            }
        }