Revert "Merge providers"

This reverts commit 2209f5cd.

src/VisualStudio/Core/Next/Progression/RoslynGraphProvider.cs → src/VisualStudio/Core/Next/Progression/CSharpGraphProvider.cs

@@ -11,11 +11,11 @@
 
 namespace Microsoft.VisualStudio.LanguageServices.CSharp.Progression
 {
-    [GraphProvider(Name = "RoslynGraphProvider", ProjectCapability = "CSharp | VisualBasic")]
-    internal sealed class RoslynGraphProvider : AbstractGraphProvider
+    [GraphProvider(Name = "CSharpRoslynProvider", ProjectCapability = "CSharp")]
+    internal sealed class CSharpGraphProvider : AbstractGraphProvider
     {
         [ImportingConstructor]
-        public RoslynGraphProvider(
+        public CSharpGraphProvider(
             IGlyphService glyphService,
             SVsServiceProvider serviceProvider,
             IProgressionPrimaryWorkspaceProvider workspaceProvider,

src/VisualStudio/Core/Next/Progression/VisualBasicGraphProvider.cs

+// Copyright (c) Microsoft.  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.Generic;
+using System.ComponentModel.Composition;
+using Microsoft.CodeAnalysis.Shared.TestHooks;
+using Microsoft.VisualStudio.GraphModel;
+using Microsoft.VisualStudio.Language.Intellisense;
+using Microsoft.VisualStudio.LanguageServices.Implementation.Progression;
+using Microsoft.VisualStudio.Shell;
+
+namespace Microsoft.VisualStudio.LanguageServices.CSharp.Progression
+{
+    [GraphProvider(Name = "VisualBasicRoslynProvider", ProjectCapability = "VisualBasic")]
+    internal sealed class VisualBasicGraphProvider : AbstractGraphProvider
+    {
+        [ImportingConstructor]
+        public VisualBasicGraphProvider(
+            IGlyphService glyphService,
+            SVsServiceProvider serviceProvider,
+            IProgressionPrimaryWorkspaceProvider workspaceProvider,
+            [ImportMany] IEnumerable<Lazy<IAsynchronousOperationListener, FeatureMetadata>> asyncListeners) :
+            base(glyphService, serviceProvider, workspaceProvider.PrimaryWorkspace, asyncListeners)
+        {
+        }
+    }
+}

src/VisualStudio/Core/Next/ServicesVisualStudio.Next.csproj

@@ -92,7 +92,8 @@
     <Compile Include="FindReferences\StreamingFindUsagesPresenter.TableDataSourceFindUsagesContext.cs" />
     <Compile Include="FindReferences\StreamingFindUsagesPresenter.TableEntriesSnapshot.cs" />
     <Compile Include="FindReferences\TaggedTextAndHighlightSpan.cs" />
-    <Compile Include="Progression\RoslynGraphProvider.cs" />
+    <Compile Include="Progression\VisualBasicGraphProvider.cs" />
+    <Compile Include="Progression\CSharpGraphProvider.cs" />
     <Compile Include="ProjectSystem\DeferredProjectWorkspaceService.cs" />
     <Compile Include="Remote\JsonRpcClient.cs" />
     <Compile Include="Remote\JsonRpcSession.cs" />