Add UnitTesting reference to Microsoft.CodeAnalysis.Features

src/Features/Core/Portable/Microsoft.CodeAnalysis.Features.csproj

@@ -25,6 +25,7 @@
     <InternalsVisibleTo Include="Microsoft.CodeAnalysis.EditorFeatures" />
     <InternalsVisibleTo Include="Microsoft.CodeAnalysis.EditorFeatures.Text" />
     <InternalsVisibleTo Include="Microsoft.CodeAnalysis.EditorFeatures.Wpf" />
+    <InternalsVisibleTo Include="Microsoft.CodeAnalysis.ExternalAccess.UnitTesting" />
     <InternalsVisibleTo Include="Microsoft.VisualStudio.LanguageServices" />
     <InternalsVisibleTo Include="Microsoft.VisualStudio.LanguageServices.CSharp" />
     <InternalsVisibleTo Include="Microsoft.VisualStudio.LanguageServices.Implementation" />

src/Tools/ExternalAccess/UnitTesting/Microsoft.CodeAnalysis.ExternalAccess.UnitTesting.csproj

@@ -24,6 +24,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\..\Compilers\Core\Portable\Microsoft.CodeAnalysis.csproj" />
+    <ProjectReference Include="..\..\..\Features\Core\Portable\Microsoft.CodeAnalysis.Features.csproj" />
   </ItemGroup>
 
   <ItemGroup>