From 981d040cc254dd15c5022c4d9cfd216501efdb87 Mon Sep 17 00:00:00 2001
From: Hao Kung <haok@microsoft.com>
Date: Thu, 25 Jun 2015 17:36:51 -0700
Subject: [PATCH] Fix build

---
 test/ServerComparison.TestSites/StartupNtlmAuthentication.cs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/test/ServerComparison.TestSites/StartupNtlmAuthentication.cs b/test/ServerComparison.TestSites/StartupNtlmAuthentication.cs
index 294ed28cad..fbccb64f7a 100644
--- a/test/ServerComparison.TestSites/StartupNtlmAuthentication.cs
+++ b/test/ServerComparison.TestSites/StartupNtlmAuthentication.cs
@@ -56,7 +56,7 @@ namespace ServerComparison.TestSites
                 serverInformation.Listener.AuthenticationManager.AuthenticationSchemes = AuthenticationSchemes.NTLM | AuthenticationSchemes.AllowAnonymous;
             }
 
-            app.Use((context, next) =>
+            app.Use((context, next) => 
             {
                 if (context.Request.Path.Equals(new PathString("/Anonymous")))
                 {
@@ -71,8 +71,7 @@ namespace ServerComparison.TestSites
                     }
                     else
                     {
-                        context.Authentication.Challenge();
-                        return Task.FromResult(0);
+                        return context.Authentication.ChallengeAsync();
                     }
                 }