Ifdef to make stuff compile on both platforms.

samples/MvcSample/Startup.cs

@@ -1,4 +1,4 @@
-#if NET45
+#if OWIN
 using System;
 using System.Threading.Tasks;
 using Microsoft.AspNet.Mvc;

samples/MvcSample/ViewMetadata.cs

@@ -1,4 +1,5 @@
-using System;
+#if VIEWMETADATA
+using System;
 using System.Collections.Generic;
 
 public class ViewMetadata
@@ -21,3 +22,4 @@ public class ViewMetadata
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Forms/CryptoUtil.cs

@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
+#if NET45
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
@@ -52,3 +53,4 @@ namespace Microsoft.AspNet.Mvc
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Forms/Html/HtmlHelper.cs

@@ -1,6 +1,7 @@
 // Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
 
 using System;
+using System.Reflection;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Diagnostics.CodeAnalysis;
@@ -67,8 +68,7 @@ namespace Microsoft.AspNet.Mvc
 
                 if (htmlAttributes != null)
                 {
-                    PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(htmlAttributes);
+                    foreach (var prop in htmlAttributes.GetType().GetRuntimeProperties())
-                    foreach (PropertyDescriptor prop in properties)
                     {
                         object val = prop.GetValue(htmlAttributes);
                         result.Add(prop.Name, val);

src/Microsoft.AspNet.Mvc.Forms/TypeHelpers.cs

@@ -1,4 +1,5 @@
-using System;
+#if NET45
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
@@ -170,3 +171,4 @@ namespace Microsoft.AspNet.Mvc
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Razor/Compilation/CscBasedCompilationService.cs

@@ -1,4 +1,5 @@
-using System;
+#if NET45
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
@@ -110,4 +111,4 @@ namespace Microsoft.AspNet.Mvc.Razor
 
     }
 }
-
+#endif

src/Microsoft.AspNet.Mvc.Razor/Microsoft.AspNet.Mvc.Razor.k10.csproj

@@ -66,6 +66,10 @@
         <SpecificVersion>False</SpecificVersion>
         <HintPath>..\..\packages\Microsoft.AspNet.Abstractions.0.1-alpha-t140124091736\lib\k10\Microsoft.AspNet.Abstractions.dll</HintPath>
         </Reference>
+        <Reference Include="Microsoft.AspNet.DependencyInjection, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null">
+        <SpecificVersion>False</SpecificVersion>
+        <HintPath>..\..\packages\Microsoft.AspNet.DependencyInjection.0.1-alpha-t140123020341\lib\k10\Microsoft.AspNet.DependencyInjection.dll</HintPath>
+        </Reference>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\Microsoft.AspNet.Mvc\Microsoft.AspNet.Mvc.k10.csproj">

src/Microsoft.AspNet.Mvc.Razor/Microsoft.AspNet.Mvc.Razor.net45.csproj

@@ -46,6 +46,10 @@
         <SpecificVersion>False</SpecificVersion>
         <HintPath>..\..\packages\Microsoft.AspNet.Abstractions.0.1-alpha-t140124091736\lib\net45\Microsoft.AspNet.Abstractions.dll</HintPath>
         </Reference>
+        <Reference Include="Microsoft.AspNet.DependencyInjection, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null">
+        <SpecificVersion>False</SpecificVersion>
+        <HintPath>..\..\packages\Microsoft.AspNet.DependencyInjection.0.1-alpha-t140123020341\lib\net45\Microsoft.AspNet.DependencyInjection.dll</HintPath>
+        </Reference>
         <Reference Include="System.Web.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35">
         <SpecificVersion>False</SpecificVersion>
         <HintPath>..\..\packages\Microsoft.AspNet.Razor.3.1.0\lib\net45\System.Web.Razor.dll</HintPath>

src/Microsoft.AspNet.Mvc.Razor/Razor/MvcCSharpRazorCodeGenerator.cs

@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
+#if NET45
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
 
 using System.CodeDom;
 using System.Web.Razor;
@@ -27,3 +28,4 @@ namespace Microsoft.AspNet.Mvc.Razor
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Razor/Razor/MvcRazorHost.cs

@@ -1,4 +1,5 @@
-using System.Web.Razor;
+#if NET45
+using System.Web.Razor;
 using System.Web.Razor.Generator;
 using System.Web.Razor.Parser;
 
@@ -51,3 +52,4 @@ namespace Microsoft.AspNet.Mvc.Razor
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Razor/Razor/RazorCompilationService.cs

@@ -1,4 +1,5 @@
-using System.CodeDom.Compiler;
+#if NET45
+using System.CodeDom.Compiler;
 using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
@@ -59,3 +60,4 @@ namespace Microsoft.AspNet.Mvc.Razor
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Razor/Razor/SetModelTypeCodeGenerator.cs

@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
+#if NET45
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
 
 using System;
 using System.Globalization;
@@ -25,3 +26,4 @@ namespace Microsoft.AspNet.Mvc.Razor
         }
     }
 }
+#endif

src/Microsoft.AspNet.Mvc.Razor/RazorView.cs

@@ -71,7 +71,9 @@ namespace Microsoft.AspNet.Mvc.Razor
                 }
                 else
                 {
+#if NET45
                     WebUtility.HtmlEncode(content.ToString(), writer);
+#endif
                 }
             }
         }

src/Microsoft.AspNet.Mvc.Razor/ViewEngine/MetadataVirtualPathViewFactory.cs

@@ -15,17 +15,19 @@ namespace Microsoft.AspNet.Mvc.Razor
             var metadataType = assembly.GetType("ViewMetadata");
             if (metadataType != null)
             {
-                object metadata = metadataType.GetProperty("Metadata", BindingFlags.Static | BindingFlags.Public)
+                object metadata = metadataType.GetRuntimeProperties().First(prop => prop.Name == "Metadata")
                                               .GetValue(obj: null);
 
                 _viewMetadata = new Dictionary<string, Type>((Dictionary<string, Type>)metadata, StringComparer.OrdinalIgnoreCase);
             }
             else
             {
+#if NET45
                 // Code to support precompiled views generated via RazorGenerator
                 _viewMetadata = assembly.GetExportedTypes()
                                         .Where(type => typeof(RazorView).IsAssignableFrom(type))
                                         .ToDictionary(type => GetVirtualPath(type), StringComparer.OrdinalIgnoreCase);
+#endif
             }
         }
 
@@ -42,7 +44,7 @@ namespace Microsoft.AspNet.Mvc.Razor
 
         private static string GetVirtualPath(Type type)
         {
-            VirtualPathAttribute attribute = type.GetCustomAttribute<VirtualPathAttribute>();
+            VirtualPathAttribute attribute = type.GetTypeInfo().GetCustomAttribute<VirtualPathAttribute>();
             return attribute.VirtualPath;
         }
     }

src/Microsoft.AspNet.Mvc.Razor/project.json

@@ -3,6 +3,7 @@
   "dependencies": {
     "Microsoft.AspNet.FileSystems": "0.1-alpha-*",
     "Microsoft.AspNet.Abstractions": "0.1-alpha-*",
+    "Microsoft.AspNet.DependencyInjection": "0.1-alpha-*",
     "Microsoft.AspNet.Razor" : "3.1.0",
     "Microsoft.AspNet.Mvc" : "",
     "Microsoft.AspNet.Mvc.Forms" : ""

src/Microsoft.AspNet.Mvc/ActionResults/NoContentResult.cs

@@ -17,7 +17,11 @@ namespace Microsoft.AspNet.Mvc
 
             HttpResponse response = context.HttpContext.Response;
 
+#if NET45
             response.StatusCode = (int)HttpStatusCode.NoContent;
+#else
+            response.StatusCode = 204;
+#endif
 
             await Task.FromResult(false);
 

src/Microsoft.AspNet.Mvc/ControllerActionInvoker.cs

@@ -38,7 +38,7 @@ namespace Microsoft.AspNet.Mvc
 
             Initialize(controller);
 
-            var method = controller.GetType().GetMethod(_descriptor.ActionName, BindingFlags.Public | BindingFlags.Instance | BindingFlags.IgnoreCase);
+            var method = controller.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name.Equals(_descriptor.ActionName, StringComparison.OrdinalIgnoreCase));
 
             if (method == null)
             {
@@ -57,7 +57,7 @@ namespace Microsoft.AspNet.Mvc
         {
             var controllerType = controller.GetType();
 
-            foreach (var prop in controllerType.GetProperties())
+            foreach (var prop in controllerType.GetRuntimeProperties())
             {
                 if (prop.Name == "Context")
                 {
@@ -68,7 +68,7 @@ namespace Microsoft.AspNet.Mvc
                 }
             }
 
-            var method = controllerType.GetMethod("Initialize");
+            var method = controllerType.GetTypeInfo().GetDeclaredMethod("Initialize");
 
             if (method == null)
             {

src/Microsoft.AspNet.Mvc/DefaultControllerFactory.cs

@@ -24,8 +24,10 @@ namespace Microsoft.AspNet.Mvc
             foreach (var a in AppDomain.CurrentDomain.GetAssemblies())
             {
                 var type = a.GetType(controllerName) ??
-                           a.GetType(a.GetName().Name + "." + controllerName) ??
+                           a.GetType(a.GetName().Name + "." + controllerName);
-                    a.GetTypes().FirstOrDefault(t => t.Name.Equals(controllerName, StringComparison.OrdinalIgnoreCase));
+#if NET45
+                type = type ?? a.GetTypes().FirstOrDefault(t => t.Name.Equals(controllerName, StringComparison.OrdinalIgnoreCase));
+#endif
 
                 if (type != null)
                 {

src/Microsoft.AspNet.Mvc/Extensions/TypeExtensions.cs

@@ -8,7 +8,7 @@ namespace Microsoft.AspNet.Mvc
 {
     internal static class TypeExtensions
     {
-#if NETFX_CORE
+#if NETFX_CORE || K10
         private static bool EqualTo(this Type[] t1, Type[] t2)
         {
             if (t1.Length != t2.Length)
@@ -42,7 +42,7 @@ namespace Microsoft.AspNet.Mvc
             return (matchesInterface(queryType)) ? queryType : queryType.GetInterfaces().FirstOrDefault(matchesInterface);
         }
 
-#if NETFX_CORE
+#if NETFX_CORE || K10
         public static Type[] GetGenericArguments(this Type type)
         {
             return type.GetTypeInfo().GenericTypeArguments;
@@ -54,7 +54,7 @@ namespace Microsoft.AspNet.Mvc
         }
 #endif
 
-#if NETFX_CORE
+#if NETFX_CORE || K10
         public static bool IsAssignableFrom(this Type type, Type c)
         {
             return type.GetTypeInfo().IsAssignableFrom(c.GetTypeInfo());
@@ -63,7 +63,7 @@ namespace Microsoft.AspNet.Mvc
 
         public static bool IsGenericType(this Type type)
         {
-#if NETFX_CORE
+#if NETFX_CORE || K10
             return type.GetTypeInfo().IsGenericType;
 #else
             return type.IsGenericType;
@@ -72,7 +72,7 @@ namespace Microsoft.AspNet.Mvc
 
         public static bool IsInterface(this Type type)
         {
-#if NETFX_CORE
+#if NETFX_CORE || K10
             return type.GetTypeInfo().IsInterface;
 #else
             return type.IsInterface;
@@ -81,7 +81,7 @@ namespace Microsoft.AspNet.Mvc
 
         public static bool IsValueType(this Type type)
         {
-#if NETFX_CORE
+#if NETFX_CORE || K10
             return type.GetTypeInfo().IsValueType;
 #else
             return type.IsValueType;