Populate sni and uaid in GfeTlsServerStream

This allows enabling TLS in more tests in //gfe/gfe2/quic:end_to_end_test

gfe-relnote: protected by quic version flags draft_27 and draft_25
PiperOrigin-RevId: 301412547
Change-Id: I3d8fc201ad5a982871f24954c9dfdbab5364edcd

quic/core/tls_server_handshaker.cc

diff --git a/quic/core/tls_server_handshaker.cc b/quic/core/tls_server_handshaker.cc
index bda7598..6f372df 100644
--- a/quic/core/tls_server_handshaker.cc
+++ b/quic/core/tls_server_handshaker.cc
@@ -249,6 +249,7 @@
           client_params, CLIENT, error_details) != QUIC_NO_ERROR) {
     return false;
   }
+  ProcessAdditionalTransportParameters(client_params);
 
   session()->OnConfigNegotiated();
   return true;

quic/core/tls_server_handshaker.h

diff --git a/quic/core/tls_server_handshaker.h b/quic/core/tls_server_handshaker.h
index 07c56eb..ca8f28e 100644
--- a/quic/core/tls_server_handshaker.h
+++ b/quic/core/tls_server_handshaker.h
@@ -64,6 +64,9 @@
     return &tls_connection_;
   }
 
+  virtual void ProcessAdditionalTransportParameters(
+      const TransportParameters& /*params*/) {}
+
   // Override of TlsHandshaker::SetReadSecret so that setting the read secret
   // for ENCRYPTION_FORWARD_SECURE can be delayed until the handshake is
   // complete.