Revert "Add Copilot semantic search (#79673)"

This reverts commit a6b4e7f.

Author: tmat

eng/Directory.Packages.props

@@ -77,7 +77,6 @@
     <PackageVersion Include="Microsoft.VisualStudio.Search" Version="17.10.961-preview.2" />
     <PackageVersion Include="Microsoft.VisualStudio.WinForms.Interfaces" Version="17.0.0-previews-4-31709-430" />
     <PackageVersion Include="Microsoft.VisualStudio.Workspace.VSIntegration" Version="17.9.29-preview-0001" />
-    <PackageVersion Include="Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch" Version="18.0.533-alpha" />
     <PackageVersion Include="VsWebSite.Interop" Version="8.0.50727" />
     <PackageVersion Include="NuGet.VisualStudio" Version="6.0.0-preview.0.15" />
     <PackageVersion Include="NuGet.VisualStudio.Contracts" Version="6.0.0-preview.0.15" />

src/Features/ExternalAccess/Copilot/Microsoft.CodeAnalysis.ExternalAccess.Copilot.csproj

@@ -4,7 +4,7 @@
   <PropertyGroup>
     <OutputType>Library</OutputType>
     <RootNamespace>Microsoft.CodeAnalysis.ExternalAccess.Copilot</RootNamespace>
-    <TargetFrameworks>$(NetVSShared);netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>$(NetVSShared);net472</TargetFrameworks>
     <ExcludeFromSourceOnlyBuild>true</ExcludeFromSourceOnlyBuild>
 
     <!-- NuGet -->

src/NuGet/VS.ExternalAPIs.Roslyn.Package/VS.ExternalAPIs.Roslyn.Package.csproj

@@ -42,6 +42,7 @@
     <ProjectReference Include="..\..\Features\Core\Portable\Microsoft.CodeAnalysis.Features.csproj" PrivateAssets="all" />
     <ProjectReference Include="..\..\Features\CSharp\Portable\Microsoft.CodeAnalysis.CSharp.Features.csproj" PrivateAssets="all" />
     <ProjectReference Include="..\..\Features\ExternalAccess\AspNetCore\Microsoft.CodeAnalysis.ExternalAccess.AspNetCore.csproj" PrivateAssets="all" />
+    <ProjectReference Include="..\..\Features\ExternalAccess\Copilot\Microsoft.CodeAnalysis.ExternalAccess.Copilot.csproj" PrivateAssets="all" />
     <ProjectReference Include="..\..\Features\VisualBasic\Portable\Microsoft.CodeAnalysis.VisualBasic.Features.vbproj" PrivateAssets="all" />
     <ProjectReference Include="..\..\Interactive\Host\Microsoft.CodeAnalysis.InteractiveHost.csproj" PrivateAssets="all" />
     <ProjectReference Include="..\..\LanguageServer\Protocol\Microsoft.CodeAnalysis.LanguageServer.Protocol.csproj" PrivateAssets="all" />
@@ -82,6 +83,7 @@
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.EditorFeatures\$(Configuration)\net472\Microsoft.CodeAnalysis.EditorFeatures.dll" TargetDir="" />
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.Apex\$(Configuration)\net472\Microsoft.CodeAnalysis.ExternalAccess.Apex.dll" TargetDir="" />
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.AspNetCore\$(Configuration)\netstandard2.0\Microsoft.CodeAnalysis.ExternalAccess.AspNetCore.dll" TargetDir="" />
+      <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.Copilot\$(Configuration)\net472\Microsoft.CodeAnalysis.ExternalAccess.Copilot.dll" TargetDir="" />
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.Debugger\$(Configuration)\net472\Microsoft.CodeAnalysis.ExternalAccess.Debugger.dll" TargetDir="" />
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.EditorConfigGenerator\$(Configuration)\net472\Microsoft.CodeAnalysis.ExternalAccess.EditorConfigGenerator.dll" TargetDir="" />
       <_File Include="$(ArtifactsBinDir)Microsoft.CodeAnalysis.ExternalAccess.Extensions\$(Configuration)\netstandard2.0\Microsoft.CodeAnalysis.ExternalAccess.Extensions.dll" TargetDir="" />

src/VisualStudio/Setup/Roslyn.VisualStudio.Setup.csproj

@@ -354,7 +354,6 @@
     <PackageReference Include="SQLitePCLRaw.bundle_green" ForceIncludeInVsix="true" PkgDefEntry="CodeBase" />
     <PackageReference Include="SQLitePCLRaw.provider.dynamic_cdecl" ForceIncludeInVsix="true" PkgDefEntry="CodeBase" />
     <PackageReference Include="SQLitePCLRaw.lib.e_sqlite3" GeneratePathProperty="true" ExcludeAssets="all" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch" ForceIncludeInVsix="true" />
   </ItemGroup>
   <ItemGroup>
     <Content Include="$(PkgSQLitePCLRaw_lib_e_sqlite3)\runtimes\win-x64\native\e_sqlite3.dll">

src/VisualStudio/Setup/source.extension.vsixmanifest

@@ -70,7 +70,6 @@
     <Asset Type="Microsoft.VisualStudio.MefComponent" Path="Microsoft.VisualStudio.LanguageServices.ExternalAccess.Copilot.dll" />
     <Asset Type="Microsoft.VisualStudio.MefComponent" Path="Microsoft.CodeAnalysis.LanguageServer.Protocol.dll" />
     <Asset Type="Microsoft.VisualStudio.MefComponent" Path="Microsoft.CommonLanguageServerProtocol.Framework.dll" />
-    <Asset Type="Microsoft.VisualStudio.MefComponent" Path="Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch.dll" />
   </Assets>
   <Prerequisites>
     <Prerequisite Id="Microsoft.VisualStudio.Component.CoreEditor" Version="[17.0,19.0)" DisplayName="Visual Studio core editor" />

src/Workspaces/Remote/Core/ExportProviderBuilder.cs

@@ -198,7 +198,7 @@ private void ThrowOnUnexpectedErrors(CompositionConfiguration configuration, Com
             {
                 // The ToString for the composition failed exception doesn't output a nice set of errors by default, so log it separately
                 LogError($"Encountered errors in the MEF composition:{Environment.NewLine}{ex.ErrorsAsString}");
-                throw new CompositionFailedException(ex.Message + Environment.NewLine + ex.ErrorsAsString);
+                throw;
             }
         }
     }

src/Workspaces/Remote/ServiceHub.CoreComponents/CoreComponents.Shared.targets

@@ -35,8 +35,7 @@
       "Microsoft.NETCore.App.Runtime.win-{arch}"
       "Microsoft.WindowsDesktop.App.Runtime.win-{arch}"
     -->    
-    <PackageReference Include="Microsoft.NETCore.App.crossgen2.win-x64" Condition="'$(GenerateReadyToRun)' == 'true'" ExcludeAssets="all" PrivateAssets="all" GeneratePathProperty="true" />
-    <PackageReference Include="Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch" />
+    <PackageReference Include="Microsoft.NETCore.App.crossgen2.win-x64" Condition="'$(GenerateReadyToRun)' == 'true'" ExcludeAssets="all" PrivateAssets="all" GeneratePathProperty="true" />    
   </ItemGroup>
 
   <Target Name="CalculateCrossgenInputs" DependsOnTargets="PublishItemsOutputGroup">  
@@ -67,7 +66,6 @@
       <_R2RAssemblies Include="Microsoft.VisualStudio.Composition.dll" />
       <_R2RAssemblies Include="Microsoft.VisualStudio.Telemetry.dll" />
       <_R2RAssemblies Include="Microsoft.VisualStudio.Threading.dll" />
-      <_R2RAssemblies Include="Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch.dll" />
       <_R2RAssemblies Include="MessagePack.dll" />
       <_R2RAssemblies Include="Nerdback.Streams.dll" />
       <_R2RAssemblies Include="Newtonsoft.Json.dll" />

src/Workspaces/Remote/ServiceHub/Host/RemoteExportProviderBuilder.cs

@@ -22,13 +22,11 @@ internal sealed class RemoteExportProviderBuilder : ExportProviderBuilder
 {
     internal static readonly ImmutableArray<string> RemoteHostAssemblyNames =
         MefHostServices.DefaultAssemblyNames
-            .Add("Microsoft.CodeAnalysis.Remote.ServiceHub")
-            .Add("Microsoft.CodeAnalysis.Remote.Workspaces")
             .Add("Microsoft.CodeAnalysis.ExternalAccess.AspNetCore")
+            .Add("Microsoft.CodeAnalysis.Remote.ServiceHub")
             .Add("Microsoft.CodeAnalysis.ExternalAccess.Razor.Features")
-            .Add("Microsoft.CodeAnalysis.ExternalAccess.Extensions")
-            .Add("Microsoft.CodeAnalysis.ExternalAccess.Copilot")
-            .Add("Microsoft.VisualStudio.Copilot.Roslyn.SemanticSearch");
+            .Add("Microsoft.CodeAnalysis.Remote.Workspaces")
+            .Add("Microsoft.CodeAnalysis.ExternalAccess.Extensions");
 
     private static ExportProvider? s_instance;
     internal static ExportProvider ExportProvider
@@ -76,7 +74,7 @@ protected override void LogTrace(string message)
     protected override bool ContainsUnexpectedErrors(IEnumerable<string> erroredParts, ImmutableList<PartDiscoveryException> partDiscoveryExceptions)
     {
         // Verify that we have exactly the MEF errors that we expect.  If we have less or more this needs to be updated to assert the expected behavior.
-        var expectedErrorPartsSet = new HashSet<string>(["PythiaSignatureHelpProvider", "VSTypeScriptAnalyzerService", "CodeFixService", "CSharpMapCodeService", "CopilotSemanticSearchQueryExecutor"]);
+        var expectedErrorPartsSet = new HashSet<string>(["PythiaSignatureHelpProvider", "VSTypeScriptAnalyzerService", "CodeFixService"]);
         var hasUnexpectedErroredParts = erroredParts.Any(part => !expectedErrorPartsSet.Contains(part));
 
         if (hasUnexpectedErroredParts)

src/Workspaces/Remote/ServiceHub/Microsoft.CodeAnalysis.Remote.ServiceHub.csproj

@@ -18,7 +18,6 @@
     <ProjectReference Include="..\..\..\Tools\ExternalAccess\Extensions\Microsoft.CodeAnalysis.ExternalAccess.Extensions.csproj" />
     <ProjectReference Include="..\..\..\Tools\ExternalAccess\Razor\Features\Microsoft.CodeAnalysis.ExternalAccess.Razor.Features.csproj" />
     <ProjectReference Include="..\..\..\Tools\ExternalAccess\RazorCompiler\Microsoft.CodeAnalysis.ExternalAccess.RazorCompiler.csproj" />
-    <ProjectReference Include="..\..\..\Features\ExternalAccess\Copilot\Microsoft.CodeAnalysis.ExternalAccess.Copilot.csproj" />
     <ProjectReference Include="..\..\..\Features\ExternalAccess\AspNetCore\Microsoft.CodeAnalysis.ExternalAccess.AspNetCore.csproj" />
     <ProjectReference Include="..\Core\Microsoft.CodeAnalysis.Remote.Workspaces.csproj" />
   </ItemGroup>