System.Net.Http.HttpClient.FinishGetStreamAsync C# (CSharp) Method

        private async Task<Stream> FinishGetStreamAsync(Task<HttpResponseMessage> getTask)
        {
            HttpResponseMessage response = await getTask.ConfigureAwait(false);
            response.EnsureSuccessStatusCode();
            HttpContent c = response.Content;
            return c != null ? await c.ReadAsStreamAsync().ConfigureAwait(false) : Stream.Null;
        }