diff --git a/src/Microsoft.AspNet.Identity/IdentityOptionsSetup.cs b/src/Microsoft.AspNet.Identity/IdentityOptionsSetup.cs
index 98e5683d87..d6101d04e4 100644
--- a/src/Microsoft.AspNet.Identity/IdentityOptionsSetup.cs
+++ b/src/Microsoft.AspNet.Identity/IdentityOptionsSetup.cs
@@ -58,12 +58,4 @@ namespace Microsoft.AspNet.Identity
             }
         }
     }
-
-    public static class ConfigExtensions
-    {
-        public static T Get<T>(this IConfiguration config, string key)
-        {
-            
-        }
-    }
 }
\ No newline at end of file
diff --git a/test/Microsoft.AspNet.Identity.Test/IdentityOptionsTest.cs b/test/Microsoft.AspNet.Identity.Test/IdentityOptionsTest.cs
index 17f936c90c..55487c6d74 100644
--- a/test/Microsoft.AspNet.Identity.Test/IdentityOptionsTest.cs
+++ b/test/Microsoft.AspNet.Identity.Test/IdentityOptionsTest.cs
@@ -2,7 +2,6 @@ using System;
 using System.Collections.Generic;
 using System.Security.Claims;
 using Microsoft.Framework.ConfigurationModel;
-using Microsoft.Framework.ConfigurationModel.Sources;
 using Microsoft.Framework.DependencyInjection;
 using Microsoft.Framework.DependencyInjection.Fallback;
 using Xunit;