Update corefx assemblies to .NET 5.0 generation (#49789)

eng/Versions.props

@@ -211,16 +211,16 @@
     <SystemIOFileSystemVersion>4.3.0</SystemIOFileSystemVersion>
     <SystemIOFileSystemPrimitivesVersion>4.3.0</SystemIOFileSystemPrimitivesVersion>
     <SystemIOPipesAccessControlVersion>4.5.1</SystemIOPipesAccessControlVersion>
-    <SystemIOPipelinesVersion>4.7.0</SystemIOPipelinesVersion>
+    <SystemIOPipelinesVersion>5.0.0</SystemIOPipelinesVersion>
     <SystemManagementVersion>5.0.0-preview.8.20407.11</SystemManagementVersion>
     <SystemMemoryVersion>4.5.4</SystemMemoryVersion>
     <SystemResourcesExtensionsVersion>4.7.1</SystemResourcesExtensionsVersion>
-    <SystemRuntimeCompilerServicesUnsafeVersion>4.7.1</SystemRuntimeCompilerServicesUnsafeVersion>
+    <SystemRuntimeCompilerServicesUnsafeVersion>5.0.0</SystemRuntimeCompilerServicesUnsafeVersion>
     <SystemRuntimeLoaderVersion>4.3.0</SystemRuntimeLoaderVersion>
     <SystemSecurityPrincipalVersion>4.3.0</SystemSecurityPrincipalVersion>
     <SystemTextEncodingCodePagesVersion>4.5.1</SystemTextEncodingCodePagesVersion>
     <SystemTextEncodingExtensionsVersion>4.3.0</SystemTextEncodingExtensionsVersion>
-    <SystemThreadingTasksDataflowVersion>4.11.1</SystemThreadingTasksDataflowVersion>
+    <SystemThreadingTasksDataflowVersion>5.0.0</SystemThreadingTasksDataflowVersion>
     <!-- We need System.ValueTuple assembly version at least 4.0.3.0 on net47 to make F5 work against Dev15 - see https://github.com/dotnet/roslyn/issues/29705 -->
     <SystemValueTupleVersion>4.5.0</SystemValueTupleVersion>
     <SystemThreadingTasksExtensionsVersion>4.5.4</SystemThreadingTasksExtensionsVersion>
@@ -257,7 +257,7 @@
     <StreamJsonRpcVersion>2.6.104</StreamJsonRpcVersion>
     <SystemCollectionsImmutableVersion>5.0.0</SystemCollectionsImmutableVersion>
     <SystemReflectionMetadataVersion>5.0.0</SystemReflectionMetadataVersion>
-    <MicrosoftBclAsyncInterfacesVersion>1.1.1</MicrosoftBclAsyncInterfacesVersion>
+    <MicrosoftBclAsyncInterfacesVersion>5.0.0</MicrosoftBclAsyncInterfacesVersion>
   </PropertyGroup>
   <PropertyGroup>
     <UsingToolPdbConverter>true</UsingToolPdbConverter>

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

@@ -24,6 +24,7 @@
       This project deploys them to RoslynDev hive to enable F5 scenario, 
       but the resulting VSIX not inserted into VS.
     -->
+    <NuGetPackageToIncludeInVsix Include="Microsoft.Bcl.AsyncInterfaces" PkgDefEntry="BindingRedirect" />
     <NuGetPackageToIncludeInVsix Include="Microsoft.DiaSymReader" PkgDefEntry="BindingRedirect" />
     <NuGetPackageToIncludeInVsix Include="Microsoft.DiaSymReader.PortablePdb" PkgDefEntry="BindingRedirect" />
     <NuGetPackageToIncludeInVsix Include="System.Buffers" PkgDefEntry="BindingRedirect" />
@@ -46,6 +47,7 @@
     <!-- Work around https://devdiv.visualstudio.com/DevDiv/_workitems/edit/725508 -->
     <PackageReference Include="Microsoft.VisualStudio.Text.Data" Version="$(MicrosoftVisualStudioTextDataVersion)" />
     <!-- All packages that we depend on, either as facades or implementations -->
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="$(MicrosoftBclAsyncInterfacesVersion)" />
     <PackageReference Include="Microsoft.DiaSymReader" Version="$(MicrosoftDiaSymReaderVersion)" />
     <PackageReference Include="Microsoft.DiaSymReader.PortablePdb" Version="$(MicrosoftDiaSymReaderPortablePdbVersion)" />
     <PackageReference Include="Microsoft.VisualStudio.SDK.Analyzers" Version="$(MicrosoftVisualStudioSDKAnalyzersVersion)" PrivateAssets="all" />