diff --git a/src/Microsoft.AspNet.Mvc.Core/DefaultAssemblyProvider.cs b/src/Microsoft.AspNet.Mvc.Core/DefaultAssemblyProvider.cs
index 3320830bf0..5e2eba774b 100644
--- a/src/Microsoft.AspNet.Mvc.Core/DefaultAssemblyProvider.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/DefaultAssemblyProvider.cs
@@ -50,7 +50,7 @@ namespace Microsoft.AspNet.Mvc
         {
             get
             {
-                return GetCandidateLibraries().SelectMany(l => l.LoadableAssemblies)
+                return GetCandidateLibraries().SelectMany(l => l.Assemblies)
                                               .Select(Load);
             }
         }
@@ -60,12 +60,12 @@ namespace Microsoft.AspNet.Mvc
         /// By default it returns all assemblies that reference any of the primary MVC assemblies
         /// while ignoring MVC assemblies.
         /// </summary>
-        /// <returns>A set of <see cref="ILibraryInformation"/>.</returns>
-        protected virtual IEnumerable<ILibraryInformation> GetCandidateLibraries()
+        /// <returns>A set of <see cref="Library"/>.</returns>
+        protected virtual IEnumerable<Library> GetCandidateLibraries()
         {
             if (ReferenceAssemblies == null)
             {
-                return Enumerable.Empty<ILibraryInformation>();
+                return Enumerable.Empty<Library>();
             }
 
             // GetReferencingLibraries returns the transitive closure of referencing assemblies
@@ -80,7 +80,7 @@ namespace Microsoft.AspNet.Mvc
             return Assembly.Load(assemblyName);
         }
 
-        private bool IsCandidateLibrary(ILibraryInformation library)
+        private bool IsCandidateLibrary(Library library)
         {
             Debug.Assert(ReferenceAssemblies != null);
             return !ReferenceAssemblies.Contains(library.Name);
diff --git a/src/Microsoft.AspNet.Mvc.Core/project.json b/src/Microsoft.AspNet.Mvc.Core/project.json
index fcabf2fdac..d2e18b8a92 100644
--- a/src/Microsoft.AspNet.Mvc.Core/project.json
+++ b/src/Microsoft.AspNet.Mvc.Core/project.json
@@ -21,7 +21,7 @@
         "Microsoft.Framework.PropertyActivator.Sources": { "version": "1.0.0-*", "type": "build" },
         "Microsoft.Framework.PropertyHelper.Sources": { "version": "1.0.0-*", "type": "build" },
         "Microsoft.Framework.SecurityHelper.Sources": { "version": "1.0.0-*", "type": "build" },
-        "Microsoft.Framework.Runtime.Abstractions": "1.0.0-*",
+        "Microsoft.Framework.Runtime.Compilation.Abstractions": "1.0.0-*",
         "Newtonsoft.Json": "6.0.6"
     },
     "frameworks": {
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationFailedException.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationFailedException.cs
index eecb4873e7..7f349a07c4 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationFailedException.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationFailedException.cs
@@ -4,8 +4,8 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using Microsoft.Framework.Runtime;
 using Microsoft.Framework.Internal;
+using Microsoft.Framework.Runtime.Compilation;
 
 namespace Microsoft.AspNet.Mvc.Razor.Compilation
 {
@@ -20,16 +20,16 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         /// <param name="compilationFailures"><see cref="ICompilationFailure"/>s containing
         /// details of the compilation failure.</param>
         public CompilationFailedException(
-                [NotNull] IEnumerable<ICompilationFailure> compilationFailures)
+                [NotNull] IEnumerable<CompilationFailure> compilationFailures)
             : base(FormatMessage(compilationFailures))
         {
             CompilationFailures = compilationFailures;
         }
 
         /// <inheritdoc />
-        public IEnumerable<ICompilationFailure> CompilationFailures { get; }
+        public IEnumerable<CompilationFailure> CompilationFailures { get; }
 
-        private static string FormatMessage(IEnumerable<ICompilationFailure> compilationFailures)
+        private static string FormatMessage(IEnumerable<CompilationFailure> compilationFailures)
         {
             return Resources.CompilationFailed + Environment.NewLine +
                 string.Join(
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationOptionsProviderExtension.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationOptionsProviderExtension.cs
index a4654912b0..30f1448427 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationOptionsProviderExtension.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationOptionsProviderExtension.cs
@@ -3,6 +3,7 @@
 
 using Microsoft.Framework.Internal;
 using Microsoft.Framework.Runtime;
+using Microsoft.Framework.Runtime.Compilation;
 using Microsoft.Framework.Runtime.Roslyn;
 
 namespace Microsoft.AspNet.Mvc.Razor.Compilation
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationResult.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationResult.cs
index 70548942ff..f06e3b7167 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationResult.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor/Compilation/CompilationResult.cs
@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.IO;
 using Microsoft.Framework.Internal;
 using Microsoft.Framework.Runtime;
+using Microsoft.Framework.Runtime.Compilation;
 
 namespace Microsoft.AspNet.Mvc.Razor.Compilation
 {
@@ -37,7 +38,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         /// </summary>
         /// <remarks>This property is <c>null</c> when compilation succeeded. An empty sequence
         /// indicates a failed compilation.</remarks>
-        public IEnumerable<ICompilationFailure> CompilationFailures { get; private set; }
+        public IEnumerable<CompilationFailure> CompilationFailures { get; private set; }
 
         /// <summary>
         /// Gets the <see cref="CompilationResult"/>.
@@ -57,10 +58,10 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         /// <summary>
         /// Creates a <see cref="CompilationResult"/> for a failed compilation.
         /// </summary>
-        /// <param name="compilationFailures"><see cref="ICompilationFailure"/>s produced from parsing or
+        /// <param name="compilationFailures"><see cref="CompilationFailure"/>s produced from parsing or
         /// compiling the Razor file.</param>
         /// <returns>A <see cref="CompilationResult"/> instance for a failed compilation.</returns>
-        public static CompilationResult Failed([NotNull] IEnumerable<ICompilationFailure> compilationFailures)
+        public static CompilationResult Failed([NotNull] IEnumerable<CompilationFailure> compilationFailures)
         {
             return new CompilationResult
             {
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationFailure.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationFailure.cs
deleted file mode 100644
index 2b625880e4..0000000000
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationFailure.cs
+++ /dev/null
@@ -1,42 +0,0 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
-using System.Collections.Generic;
-using Microsoft.Framework.Runtime;
-using Microsoft.Framework.Internal;
-
-namespace Microsoft.AspNet.Mvc.Razor.Compilation
-{
-    /// <summary>
-    /// <see cref="ICompilationFailure"/> for Razor parse failures.
-    /// </summary>
-    public class RazorCompilationFailure : ICompilationFailure
-    {
-        /// <summary>Initializes a new instance of <see cref="RazorCompilationFailure"/>.</summary>
-        /// <param name="sourceFilePath">The path of the Razor source file that was compiled.</param>
-        /// <param name="sourceFileContent">The contents of the Razor source file.</param>
-        /// <param name="messages">A sequence of <see cref="ICompilationMessage"/> encountered
-        /// during compilation.</param>
-        public RazorCompilationFailure(
-            [NotNull] string sourceFilePath,
-            [NotNull] string sourceFileContent,
-            [NotNull] IEnumerable<RazorCompilationMessage> messages)
-        {
-            SourceFilePath = sourceFilePath;
-            SourceFileContent = sourceFileContent;
-            Messages = messages;
-        }
-
-        /// <inheritdoc />
-        public string SourceFilePath { get; }
-
-        /// <inheritdoc />
-        public string SourceFileContent { get; }
-
-        /// <inheritdoc />
-        public string CompiledContent { get; } = null;
-
-        /// <inheritdoc />
-        public IEnumerable<ICompilationMessage> Messages { get; }
-    }
-}
\ No newline at end of file
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationMessage.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationMessage.cs
deleted file mode 100644
index 8367ce2de4..0000000000
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationMessage.cs
+++ /dev/null
@@ -1,74 +0,0 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
-using Microsoft.AspNet.Razor;
-using Microsoft.Framework.Internal;
-using Microsoft.Framework.Runtime;
-
-namespace Microsoft.AspNet.Mvc.Razor.Compilation
-{
-    /// <summary>
-    /// <see cref="ICompilationMessage"/> for a <see cref="RazorError"/> encountered during parsing.
-    /// </summary>
-    public class RazorCompilationMessage : ICompilationMessage
-    {
-        /// <summary>
-        /// Initializes a <see cref="RazorCompilationMessage"/> with the specified message.
-        /// </summary>
-        /// <param name="razorError">A <see cref="RazorError"/>.</param>
-        /// <param name="sourceFilePath">The path of the Razor source file that was parsed.</param>
-        public RazorCompilationMessage(
-            [NotNull] RazorError razorError,
-            string sourceFilePath)
-        {
-            SourceFilePath = sourceFilePath;
-            Message = razorError.Message;
-
-            var location = razorError.Location;
-            FormattedMessage =
-                $"{sourceFilePath} ({location.LineIndex},{location.CharacterIndex}) {razorError.Message}";
-
-            StartColumn = location.CharacterIndex;
-            StartLine = location.LineIndex + 1;
-            EndColumn = location.CharacterIndex + razorError.Length;
-            EndLine = location.LineIndex + 1;
-        }
-
-        /// <summary>
-        /// Gets a message produced from compilation.
-        /// </summary>
-        public string Message { get; }
-
-        /// <inheritdoc />
-        public int StartColumn { get; }
-
-        /// <inheritdoc />
-        public int StartLine { get; }
-
-        /// <inheritdoc />
-        public int EndColumn { get; }
-
-        /// <inheritdoc />
-        public int EndLine { get; }
-
-        /// <inheritdoc />
-        public string SourceFilePath { get; }
-
-        /// <inheritdoc />
-        public string FormattedMessage { get; }
-
-        /// <inheritdoc />
-        // All Razor diagnostics are errors
-        public CompilationMessageSeverity Severity { get; } = CompilationMessageSeverity.Error;
-
-        /// <summary>
-        /// Returns a <see cref="string"/> representation of this instance of <see cref="RazorCompilationMessage"/>.
-        /// </summary>
-        /// <returns>A <see cref="string"/> representing this <see cref="RazorCompilationMessage"/> instance.</returns>
-        /// <remarks>Returns same value as <see cref="Message"/>.</remarks>
-        public override string ToString()
-        {
-            return FormattedMessage;
-        }
-    }
-}
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationService.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationService.cs
index 15dc5a57d7..3448ffe035 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationService.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RazorCompilationService.cs
@@ -10,6 +10,8 @@ using Microsoft.AspNet.Razor;
 using Microsoft.AspNet.Razor.CodeGenerators;
 using Microsoft.Framework.Internal;
 using Microsoft.Framework.OptionsModel;
+using Microsoft.Framework.Runtime;
+using Microsoft.Framework.Runtime.Compilation;
 
 namespace Microsoft.AspNet.Mvc.Razor.Compilation
 {
@@ -82,21 +84,34 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
                 razorError.Location.FilePath ?? file.RelativePath,
                 StringComparer.Ordinal);
 
-            var failures = new List<RazorCompilationFailure>();
+            var failures = new List<CompilationFailure>();
             foreach (var group in messageGroups)
             {
                 var filePath = group.Key;
                 var fileContent = ReadFileContentsSafely(filePath);
-                var compilationFailure = new RazorCompilationFailure(
+                var compilationFailure = new CompilationFailure(
                     filePath,
                     fileContent,
-                    group.Select(parserError => new RazorCompilationMessage(parserError, filePath)));
+                    group.Select(parserError => CreateDiagnosticMessage(parserError, filePath)));
                 failures.Add(compilationFailure);
             }
 
             return CompilationResult.Failed(failures);
         }
 
+        private DiagnosticMessage CreateDiagnosticMessage(RazorError error, string filePath)
+        {
+            return new DiagnosticMessage(
+                error.Message,
+                $"{error} ({error.Location.LineIndex},{error.Location.CharacterIndex}) {error.Message}",
+                filePath,
+                DiagnosticMessageSeverity.Error,
+                error.Location.LineIndex + 1,
+                error.Location.CharacterIndex,
+                error.Location.LineIndex + 1,
+                error.Location.CharacterIndex + error.Length);
+        }
+
         private string ReadFileContentsSafely(string relativePath)
         {
             var fileInfo = _fileProvider.GetFileInfo(relativePath);
diff --git a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RoslynCompilationService.cs b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RoslynCompilationService.cs
index 97e5f779b7..a9f91b19c0 100644
--- a/src/Microsoft.AspNet.Mvc.Razor/Compilation/RoslynCompilationService.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor/Compilation/RoslynCompilationService.cs
@@ -31,7 +31,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         private readonly ConcurrentDictionary<string, AssemblyMetadata> _metadataFileCache =
             new ConcurrentDictionary<string, AssemblyMetadata>(StringComparer.OrdinalIgnoreCase);
 
-        private readonly ILibraryManager _libraryManager;
+        private readonly ILibraryExporter _libraryExporter;
         private readonly IApplicationEnvironment _environment;
         private readonly IAssemblyLoadContext _loader;
         private readonly ICompilerOptionsProvider _compilerOptionsProvider;
@@ -53,14 +53,14 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         /// <param name="host">The <see cref="IMvcRazorHost"/> that was used to generate the code.</param>
         public RoslynCompilationService(IApplicationEnvironment environment,
                                         IAssemblyLoadContextAccessor loaderAccessor,
-                                        ILibraryManager libraryManager,
+                                        ILibraryExporter libraryExporter,
                                         ICompilerOptionsProvider compilerOptionsProvider,
                                         IMvcRazorHost host,
                                         IOptions<RazorViewEngineOptions> optionsAccessor)
         {
             _environment = environment;
             _loader = loaderAccessor.GetLoadContext(typeof(RoslynCompilationService).GetTypeInfo().Assembly);
-            _libraryManager = libraryManager;
+            _libraryExporter = libraryExporter;
             _applicationReferences = new Lazy<List<MetadataReference>>(GetApplicationReferences);
             _compilerOptionsProvider = compilerOptionsProvider;
             _fileProvider = optionsAccessor.Options.FileProvider;
@@ -141,7 +141,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
                 .Where(IsError)
                 .GroupBy(diagnostic => GetFilePath(relativePath, diagnostic), StringComparer.Ordinal);
 
-            var failures = new List<ICompilationFailure>();
+            var failures = new List<CompilationFailure>();
             foreach (var group in diagnosticGroups)
             {
                 var sourceFilePath = group.Key;
@@ -157,12 +157,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
                     sourceFileContent = ReadFileContentsSafely(_fileProvider, sourceFilePath);
                 }
 
-                var compilationFailure = new RoslynCompilationFailure(group)
-                {
-                    CompiledContent = compilationContent,
-                    SourceFileContent = sourceFileContent,
-                    SourceFilePath = sourceFilePath
-                };
+                var compilationFailure = new CompilationFailure(sourceFilePath, sourceFileContent, compilationContent, group.Select(d => d.ToDiagnosticMessage(_environment.RuntimeFramework)));
 
                 failures.Add(compilationFailure);
             }
@@ -187,7 +182,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
             // Get the MetadataReference for the executing application. If it's a Roslyn reference,
             // we can copy the references created when compiling the application to the Razor page being compiled.
             // This avoids performing expensive calls to MetadataReference.CreateFromImage.
-            var libraryExport = _libraryManager.GetLibraryExport(_environment.ApplicationName);
+            var libraryExport = _libraryExporter.GetLibraryExport(_environment.ApplicationName);
             if (libraryExport?.MetadataReferences != null && libraryExport.MetadataReferences.Count > 0)
             {
                 Debug.Assert(libraryExport.MetadataReferences.Count == 1,
@@ -202,7 +197,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
                 }
             }
 
-            var export = _libraryManager.GetAllExports(_environment.ApplicationName);
+            var export = _libraryExporter.GetAllExports(_environment.ApplicationName);
             foreach (var metadataReference in export.MetadataReferences)
             {
                 // Taken from https://github.com/aspnet/KRuntime/blob/757ba9bfdf80bd6277e715d6375969a7f44370ee/src/...
diff --git a/src/Microsoft.AspNet.Mvc/RazorPreCompileModule.cs b/src/Microsoft.AspNet.Mvc/RazorPreCompileModule.cs
index 7305ef875b..1bbfff427c 100644
--- a/src/Microsoft.AspNet.Mvc/RazorPreCompileModule.cs
+++ b/src/Microsoft.AspNet.Mvc/RazorPreCompileModule.cs
@@ -7,6 +7,7 @@ using Microsoft.AspNet.Mvc.Razor.Precompilation;
 using Microsoft.Framework.Caching.Memory;
 using Microsoft.Framework.DependencyInjection;
 using Microsoft.Framework.Runtime;
+using Microsoft.Framework.Runtime.Compilation;
 using Microsoft.Framework.Runtime.Roslyn;
 
 namespace Microsoft.AspNet.Mvc
diff --git a/test/Microsoft.AspNet.Mvc.Core.Test/DefaultAssemblyProviderTests.cs b/test/Microsoft.AspNet.Mvc.Core.Test/DefaultAssemblyProviderTests.cs
index 96b968732a..07aa5fb777 100644
--- a/test/Microsoft.AspNet.Mvc.Core.Test/DefaultAssemblyProviderTests.cs
+++ b/test/Microsoft.AspNet.Mvc.Core.Test/DefaultAssemblyProviderTests.cs
@@ -22,10 +22,10 @@ namespace Microsoft.AspNet.Mvc.Core
             manager.Setup(f => f.GetReferencingLibraries(It.IsAny<string>()))
                    .Returns(new[]
                    {
-                        CreateLibraryInfo("Microsoft.AspNet.Mvc.Core"),
-                        CreateLibraryInfo("Microsoft.AspNet.Mvc"),
-                        CreateLibraryInfo("Microsoft.AspNet.Mvc.Abstractions"),
-                        CreateLibraryInfo("SomeRandomAssembly"),
+                        new Library("Microsoft.AspNet.Mvc.Core"),
+                        new Library("Microsoft.AspNet.Mvc"),
+                        new Library("Microsoft.AspNet.Mvc.Abstractions"),
+                        new Library("SomeRandomAssembly"),
                    })
                    .Verifiable();
             var provider = new TestAssemblyProvider(manager.Object);
@@ -45,13 +45,13 @@ namespace Microsoft.AspNet.Mvc.Core
             // Arrange
             var manager = new Mock<ILibraryManager>();
             manager.Setup(f => f.GetReferencingLibraries(It.IsAny<string>()))
-                  .Returns(Enumerable.Empty<ILibraryInformation>());
+                  .Returns(Enumerable.Empty<Library>());
             manager.Setup(f => f.GetReferencingLibraries("Microsoft.AspNet.Mvc.Core"))
-                   .Returns(new[] { CreateLibraryInfo("Foo") });
+                   .Returns(new[] { new Library("Foo") });
             manager.Setup(f => f.GetReferencingLibraries("Microsoft.AspNet.Mvc.Abstractions"))
-                   .Returns(new[] { CreateLibraryInfo("Bar") });
+                   .Returns(new[] { new Library("Bar") });
             manager.Setup(f => f.GetReferencingLibraries("Microsoft.AspNet.Mvc"))
-                   .Returns(new[] { CreateLibraryInfo("Baz") });
+                   .Returns(new[] { new Library("Baz") });
             var provider = new TestAssemblyProvider(manager.Object);
 
             // Act
@@ -118,30 +118,23 @@ namespace Microsoft.AspNet.Mvc.Core
             Assert.True(expected.SetEquals(referenceAssemblies));
         }
 
-        private static ILibraryInformation CreateLibraryInfo(string name)
-        {
-            var info = new Mock<ILibraryInformation>();
-            info.SetupGet(b => b.Name).Returns(name);
-            return info.Object;
-        }
-
         private static ILibraryManager CreateLibraryManager()
         {
             var manager = new Mock<ILibraryManager>();
             manager.Setup(f => f.GetReferencingLibraries(It.IsAny<string>()))
-                  .Returns(Enumerable.Empty<ILibraryInformation>());
+                  .Returns(Enumerable.Empty<Library>());
             manager.Setup(f => f.GetReferencingLibraries("Microsoft.AspNet.Mvc.Core"))
-                   .Returns(new[] { CreateLibraryInfo("Baz") });
+                   .Returns(new[] { new Library("Baz") });
             manager.Setup(f => f.GetReferencingLibraries("MyAssembly"))
-                   .Returns(new[] { CreateLibraryInfo("Foo") });
+                   .Returns(new[] { new Library("Foo") });
             manager.Setup(f => f.GetReferencingLibraries("AnotherAssembly"))
-                   .Returns(new[] { CreateLibraryInfo("Bar") });
+                   .Returns(new[] { new Library("Bar") });
             return manager.Object;
         }
 
         private class TestAssemblyProvider : DefaultAssemblyProvider
         {
-            public new IEnumerable<ILibraryInformation> GetCandidateLibraries()
+            public new IEnumerable<Library> GetCandidateLibraries()
             {
                 return base.GetCandidateLibraries();
             }
@@ -202,7 +195,7 @@ namespace Microsoft.AspNet.Mvc.Core
 
                     return new HashSet<string>(
                         SelectMvcAssemblies(
-                            GetLoadableAssemblies(dependencies)));
+                            GetAssemblies(dependencies)));
                 }
             }
 
@@ -249,11 +242,11 @@ namespace Microsoft.AspNet.Mvc.Core
                 return mvcAssemblies;
             }
 
-            private static IEnumerable<string> GetLoadableAssemblies(IEnumerable<string> libraries)
+            private static IEnumerable<string> GetAssemblies(IEnumerable<string> libraries)
             {
                 return libraries
                     .Select(n => _libraryManager.GetLibraryInformation(n))
-                    .SelectMany(n => n.LoadableAssemblies)
+                    .SelectMany(n => n.Assemblies)
                     .Distinct()
                     .Select(n => n.Name);
             }
diff --git a/test/Microsoft.AspNet.Mvc.FunctionalTests/ControllerDiscoveryConventionTests.cs b/test/Microsoft.AspNet.Mvc.FunctionalTests/ControllerDiscoveryConventionTests.cs
index 36d97d5957..a8ddb0eaea 100644
--- a/test/Microsoft.AspNet.Mvc.FunctionalTests/ControllerDiscoveryConventionTests.cs
+++ b/test/Microsoft.AspNet.Mvc.FunctionalTests/ControllerDiscoveryConventionTests.cs
@@ -132,7 +132,7 @@ namespace Microsoft.AspNet.Mvc.FunctionalTests
 
             }
 
-            protected override IEnumerable<ILibraryInformation> GetCandidateLibraries()
+            protected override IEnumerable<Library> GetCandidateLibraries()
             {
                 var libraries = base.GetCandidateLibraries();
                 // Filter out other WebSite projects
diff --git a/test/Microsoft.AspNet.Mvc.FunctionalTests/TestApplicationEnvironment.cs b/test/Microsoft.AspNet.Mvc.FunctionalTests/TestApplicationEnvironment.cs
index aaf9d78c54..fda5f3abc8 100644
--- a/test/Microsoft.AspNet.Mvc.FunctionalTests/TestApplicationEnvironment.cs
+++ b/test/Microsoft.AspNet.Mvc.FunctionalTests/TestApplicationEnvironment.cs
@@ -28,9 +28,9 @@ namespace Microsoft.AspNet.Mvc.FunctionalTests
             get { return _applicationName; }
         }
 
-        public string Version
+        public string ApplicationVersion
         {
-            get { return _originalAppEnvironment.Version; }
+            get { return _originalAppEnvironment.ApplicationVersion; }
         }
 
         public string ApplicationBasePath
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/CompilationResultTest.cs b/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/CompilationResultTest.cs
index e6b60ecf6b..c16c6b96a6 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/CompilationResultTest.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/CompilationResultTest.cs
@@ -1,7 +1,9 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
+using System.Linq;
 using Microsoft.Framework.Runtime;
+using Microsoft.Framework.Runtime.Compilation;
 using Moq;
 using Xunit;
 
@@ -13,7 +15,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
         public void EnsureSuccessful_ThrowsIfCompilationFailed()
         {
             // Arrange
-            var compilationFailure = Mock.Of<ICompilationFailure>();
+            var compilationFailure = new CompilationFailure("test", Enumerable.Empty<Framework.Runtime.DiagnosticMessage>());
             var failures = new[] { compilationFailure };
             var result = CompilationResult.Failed(failures);
 
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/RoslynCompilationServiceTest.cs b/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/RoslynCompilationServiceTest.cs
index 7cf7176239..7e5a9aad99 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/RoslynCompilationServiceTest.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Test/Compilation/RoslynCompilationServiceTest.cs
@@ -26,7 +26,7 @@ namespace Microsoft.AspNet.Mvc.Razor.Compilation
 public class MyTestType  {}";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -39,7 +39,7 @@ public class MyTestType  {}";
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost.Object,
                                                                   GetOptions());
@@ -66,7 +66,7 @@ public class MyTestType  {}";
 this should fail";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -79,7 +79,7 @@ this should fail";
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost,
                                                                   GetOptions(fileProvider));
@@ -104,7 +104,7 @@ this should fail";
             var content = @"this should fail";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -115,7 +115,7 @@ this should fail";
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost,
                                                                   GetOptions());
@@ -144,7 +144,7 @@ this should fail";
 this should fail";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -161,7 +161,7 @@ this should fail";
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost,
                                                                   GetOptions(fileProvider));
@@ -192,7 +192,7 @@ public class MyNonCustomDefinedClass {}
 ";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -205,7 +205,7 @@ public class MyNonCustomDefinedClass {}
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost.Object,
                                                                   GetOptions());
@@ -229,7 +229,7 @@ public class RazorPrefixType  {}
 public class NotRazorPrefixType {}";
             var applicationEnvironment = GetApplicationEnvironment();
             var accessor = GetLoadContextAccessor();
-            var libraryManager = GetLibraryManager();
+            var libraryExporter = GetLibraryExporter();
 
             var compilerOptionsProvider = new Mock<ICompilerOptionsProvider>();
             compilerOptionsProvider.Setup(p => p.GetCompilerOptions(applicationEnvironment.ApplicationName,
@@ -242,7 +242,7 @@ public class NotRazorPrefixType {}";
 
             var compilationService = new RoslynCompilationService(applicationEnvironment,
                                                                   accessor,
-                                                                  libraryManager,
+                                                                  libraryExporter,
                                                                   compilerOptionsProvider.Object,
                                                                   mvcRazorHost.Object,
                                                                   GetOptions());
@@ -275,7 +275,7 @@ public class NotRazorPrefixType {}";
             var compilationService = new RoslynCompilationService(
                 GetApplicationEnvironment(),
                 GetLoadContextAccessor(),
-                GetLibraryManager(),
+                GetLibraryExporter(),
                 Mock.Of<ICompilerOptionsProvider>(),
                 Mock.Of<IMvcRazorHost>(),
                 options.Object);
@@ -365,21 +365,17 @@ public class NotRazorPrefixType {}";
                 isEnabledByDefault: true);
         }
 
-        private static ILibraryManager GetLibraryManager()
+        private static ILibraryExporter GetLibraryExporter()
         {
             var fileReference = new Mock<IMetadataFileReference>();
             fileReference.SetupGet(f => f.Path)
                          .Returns(typeof(string).Assembly.Location);
-            var libraryExport = new Mock<ILibraryExport>();
-            libraryExport.SetupGet(e => e.MetadataReferences)
-                         .Returns(new[] { fileReference.Object });
-            libraryExport.SetupGet(e => e.SourceReferences)
-                         .Returns(new ISourceReference[0]);
+            var libraryExport = new LibraryExport(fileReference.Object);
 
-            var libraryManager = new Mock<ILibraryManager>();
-            libraryManager.Setup(l => l.GetAllExports(It.IsAny<string>()))
-                          .Returns(libraryExport.Object);
-            return libraryManager.Object;
+            var libraryExporter = new Mock<ILibraryExporter>();
+            libraryExporter.Setup(l => l.GetAllExports(It.IsAny<string>()))
+                          .Returns(libraryExport);
+            return libraryExporter.Object;
         }
 
         private static IAssemblyLoadContextAccessor GetLoadContextAccessor()