Using [NotNull] attribute from the Common repo package

src/Microsoft.AspNet.FeatureModel/FeatureCollection.cs

@@ -6,6 +6,7 @@
 using System.Collections.Generic;
 using System.Reflection;
 using System.Threading;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.FeatureModel
 {

src/Microsoft.AspNet.FeatureModel/project.json

@@ -1,8 +1,9 @@
 {
-  "version": "1.0.0-*",
-  "description": "ASP.NET 5 HTTP feature infrastructure.",
-  "dependencies": {
-  },
+    "version": "1.0.0-*",
+    "description": "ASP.NET 5 HTTP feature infrastructure.",
+    "dependencies": {
+        "Microsoft.Framework.NotNullAttribute.Internal": { "type": "build", "version": "1.0.0-*" }
+    },
   "frameworks": {
     "dnx451": {},
     "dnxcore50": {

src/Microsoft.AspNet.Http.Core/Authentication/AuthenticateContext.cs

@@ -4,6 +4,7 @@
 using System.Collections.Generic;
 using System.Security.Claims;
 using Microsoft.AspNet.Http.Authentication;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Authentication
 {

src/Microsoft.AspNet.Http.Core/Authentication/ChallengeContext.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using Microsoft.AspNet.Http.Authentication;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Authentication
 {

src/Microsoft.AspNet.Http.Core/Authentication/SignInContext.cs

@@ -5,6 +5,7 @@
 using System.Collections.Generic;
 using System.Security.Claims;
 using Microsoft.AspNet.Http.Authentication;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Authentication
 {

src/Microsoft.AspNet.Http.Core/Authentication/SignOutContext.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using Microsoft.AspNet.Http.Authentication;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Authentication
 {

src/Microsoft.AspNet.Http.Core/BufferingHelper.cs

@@ -4,6 +4,7 @@
 using System;
 using System.IO;
 using Microsoft.AspNet.WebUtilities;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/Collections/FormCollection.cs

@@ -2,7 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System.Collections.Generic;
-using Microsoft.AspNet.Http;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Collections
 {

src/Microsoft.AspNet.Http.Core/Collections/HeaderDictionary.cs

@@ -5,9 +5,8 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
-using Microsoft.AspNet.Http.Infrastructure;
-using Microsoft.AspNet.Http;
 using Microsoft.AspNet.Http.Core.Infrastructure;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Collections
 {

src/Microsoft.AspNet.Http.Core/Collections/ReadableStringCollection.cs

@@ -1,10 +1,9 @@
 // Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
-using System;
 using System.Collections;
 using System.Collections.Generic;
-using Microsoft.AspNet.Http;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Collections
 {

src/Microsoft.AspNet.Http.Core/Collections/ResponseCookies.cs

@@ -6,6 +6,7 @@
 using System.Globalization;
 using System.Linq;
 using Microsoft.AspNet.Http.Infrastructure;
+using Microsoft.Framework.Internal;
 using Microsoft.Framework.WebEncoders;
 
 namespace Microsoft.AspNet.Http.Core.Collections

src/Microsoft.AspNet.Http.Core/DefaultHttpContext.cs

@@ -9,12 +9,12 @@
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.AspNet.FeatureModel;
+using Microsoft.AspNet.Http.Authentication;
+using Microsoft.AspNet.Http.Core.Authentication;
 using Microsoft.AspNet.Http.Core.Collections;
 using Microsoft.AspNet.Http.Core.Infrastructure;
-using Microsoft.AspNet.Http.Core.Authentication;
 using Microsoft.AspNet.Http.Infrastructure;
-using Microsoft.AspNet.Http;
-using Microsoft.AspNet.Http.Authentication;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/DefaultHttpResponse.cs

@@ -12,6 +12,7 @@
 using Microsoft.AspNet.Http.Core.Collections;
 using Microsoft.AspNet.Http.Core.Infrastructure;
 using Microsoft.AspNet.Http.Infrastructure;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/FormFeature.cs

@@ -4,13 +4,12 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Linq;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.AspNet.Http;
 using Microsoft.AspNet.Http.Core.Collections;
 using Microsoft.AspNet.WebUtilities;
+using Microsoft.Framework.Internal;
 using Microsoft.Net.Http.Headers;
 
 namespace Microsoft.AspNet.Http.Core

src/Microsoft.AspNet.Http.Core/Infrastructure/ParsingHelpers.cs

@@ -6,8 +6,8 @@
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
-using Microsoft.AspNet.Http;
 using Microsoft.AspNet.Http.Infrastructure;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core.Infrastructure
 {

src/Microsoft.AspNet.Http.Core/QueryFeature.cs

@@ -6,6 +6,7 @@
 using Microsoft.AspNet.Http.Core.Collections;
 using Microsoft.AspNet.Http.Core.Infrastructure;
 using Microsoft.AspNet.WebUtilities;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/ReferenceReadStream.cs

@@ -5,6 +5,7 @@
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/RequestCookiesFeature.cs

@@ -7,6 +7,7 @@
 using Microsoft.AspNet.Http.Core.Collections;
 using Microsoft.AspNet.Http.Core.Infrastructure;
 using Microsoft.AspNet.Http.Infrastructure;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Core
 {

src/Microsoft.AspNet.Http.Core/project.json

@@ -6,6 +6,7 @@
         "Microsoft.AspNet.Http": "1.0.0-*",
         "Microsoft.AspNet.Http.Interfaces": "1.0.0-*",
         "Microsoft.AspNet.WebUtilities": "1.0.0-*",
+        "Microsoft.Framework.NotNullAttribute.Internal": { "type": "build", "version": "1.0.0-*" },
         "Microsoft.Framework.WebEncoders.Core": "1.0.0-*",
         "Microsoft.Net.Http.Headers": "1.0.0-*"
     },

src/Microsoft.AspNet.Http.Extensions/FormFileExtensions.cs

@@ -4,6 +4,7 @@
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http.Extensions/HeaderDictionaryTypeExtensions.cs

@@ -6,6 +6,7 @@
 using System.Linq;
 using System.Reflection;
 using Microsoft.AspNet.Http.Headers;
+using Microsoft.Framework.Internal;
 using Microsoft.Net.Http.Headers;
 
 namespace Microsoft.AspNet.Http

src/Microsoft.AspNet.Http.Extensions/HttpResponseSendingExtensions.cs

@@ -5,6 +5,7 @@
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http.Extensions/RequestHeaders.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using Microsoft.Framework.Internal;
 using Microsoft.Net.Http.Headers;
 
 namespace Microsoft.AspNet.Http.Headers

src/Microsoft.AspNet.Http.Extensions/ResponseHeaders.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using Microsoft.AspNet.Http.Extensions;
+using Microsoft.Framework.Internal;
 using Microsoft.Net.Http.Headers;
 
 namespace Microsoft.AspNet.Http.Headers

src/Microsoft.AspNet.Http.Extensions/SendFileResponseExtensions.cs

@@ -5,6 +5,7 @@
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.AspNet.Http.Extensions;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http.Extensions/project.json

@@ -5,6 +5,7 @@
         "Microsoft.AspNet.Http": "1.0.0-*",
         "Microsoft.AspNet.Http.Interfaces": "1.0.0-*",
         "Microsoft.Framework.DependencyInjection": "1.0.0-*",
+        "Microsoft.Framework.NotNullAttribute.Internal": { "type": "build", "version": "1.0.0-*" },
         "Microsoft.Framework.WebEncoders.Core": "1.0.0-*",
         "Microsoft.Net.Http.Headers": "1.0.0-*"
     },

src/Microsoft.AspNet.Http/Authentication/AuthenticateResult.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System.Security.Claims;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Authentication
 {

src/Microsoft.AspNet.Http/Authentication/AuthenticationDescription.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using System.Globalization;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http.Authentication
 {

src/Microsoft.AspNet.Http/Extensions/MapExtensions.cs

@@ -4,6 +4,7 @@
 using System;
 using Microsoft.AspNet.Http;
 using Microsoft.AspNet.Builder.Extensions;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Builder
 {

src/Microsoft.AspNet.Http/Extensions/MapMiddleware.cs

@@ -3,6 +3,7 @@
 
 using System.Threading.Tasks;
 using Microsoft.AspNet.Http;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Builder.Extensions
 {

src/Microsoft.AspNet.Http/Extensions/MapWhenExtensions.cs

@@ -8,6 +8,7 @@
 
 namespace Microsoft.AspNet.Builder
 {
+    using Microsoft.Framework.Internal;
     using Predicate = Func<HttpContext, bool>;
     using PredicateAsync = Func<HttpContext, Task<bool>>;
 

src/Microsoft.AspNet.Http/Extensions/MapWhenMiddleware.cs

@@ -3,6 +3,7 @@
 
 using System.Threading.Tasks;
 using Microsoft.AspNet.Http;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Builder.Extensions
 {

src/Microsoft.AspNet.Http/Extensions/RunExtensions.cs

@@ -4,6 +4,7 @@
 using System;
 using Microsoft.AspNet.Http;
 using System.Threading.Tasks;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Builder
 {

src/Microsoft.AspNet.Http/FragmentString.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http/HostString.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http/HttpResponseWritingExtensions.cs

@@ -5,6 +5,7 @@
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.Framework.Internal;
 
 namespace Microsoft.AspNet.Http
 {

src/Microsoft.AspNet.Http/PathString.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Linq;
+using Microsoft.Framework.Internal;
 using Microsoft.Framework.WebEncoders;
 
 namespace Microsoft.AspNet.Http

src/Microsoft.AspNet.Http/QueryString.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using Microsoft.Framework.Internal;
 using Microsoft.Framework.WebEncoders;
 
 namespace Microsoft.AspNet.Http

src/Microsoft.AspNet.Http/project.json

@@ -2,6 +2,7 @@
     "version": "1.0.0-*",
     "description": "ASP.NET 5 HTTP object model. HttpContext and family.",
     "dependencies": {
+        "Microsoft.Framework.NotNullAttribute.Internal": { "type": "build", "version": "1.0.0-*" },
         "Microsoft.Framework.WebEncoders.Core": "1.0.0-*"
     },
     "frameworks": {