Addressed PR feedback.

Generated TransportConnection file using CodeGenerator

Author: ShreyasJejurkar

src/Servers/Kestrel/shared/TransportConnection.FeatureCollection.cs

@@ -4,6 +4,7 @@
 using System.Buffers;
 using System.Collections.Generic;
 using System.IO.Pipelines;
+using System.Net.Sockets;
 using System.Threading;
 using Microsoft.AspNetCore.Connections.Features;
 
@@ -15,7 +16,8 @@ internal partial class TransportConnection : IConnectionIdFeature,
                                                  IConnectionTransportFeature,
                                                  IConnectionItemsFeature,
                                                  IMemoryPoolFeature,
-                                                 IConnectionLifetimeFeature
+                                                 IConnectionLifetimeFeature,
+                                                 IConnectionSocketFeature
     {
         // NOTE: When feature interfaces are added to or removed from this TransportConnection class implementation,
         // then the list of `features` in the generated code project MUST also be updated.
@@ -41,6 +43,8 @@ CancellationToken IConnectionLifetimeFeature.ConnectionClosed
             set => ConnectionClosed = value;
         }
 
+        Socket? IConnectionSocketFeature.Socket { get; }
+
         void IConnectionLifetimeFeature.Abort() => Abort(new ConnectionAbortedException("The connection was aborted by the application via IConnectionLifetimeFeature.Abort()."));
     }
 }

src/Servers/Kestrel/shared/TransportConnection.Generated.cs

@@ -33,6 +33,7 @@ private void FastReset()
             _currentIMemoryPoolFeature = this;
             _currentIConnectionLifetimeFeature = this;
             _currentIConnectionSocketFeature = this;
+
         }
 
         // Internal for testing

src/Servers/Kestrel/tools/CodeGenerator/TransportConnectionFeatureCollection.cs

@@ -15,7 +15,8 @@ public static string GenerateFile()
                 "IConnectionTransportFeature",
                 "IConnectionItemsFeature",
                 "IMemoryPoolFeature",
-                "IConnectionLifetimeFeature"
+                "IConnectionLifetimeFeature",
+                "IConnectionSocketFeature"
             };
 
             var usings = $@"