gfe-relnote: For server side QUIC connection, mark version_negotiated_ earlier. Protected by --gfe2_reloadable_flag_quic_version_negotiated_by_default_at_server.

PiperOrigin-RevId: 282365816
Change-Id: I9083e05d758f564befaab126e427f7ab434d2f6f
diff --git a/quic/core/quic_crypto_server_stream_test.cc b/quic/core/quic_crypto_server_stream_test.cc
index 360c268..2f7055d 100644
--- a/quic/core/quic_crypto_server_stream_test.cc
+++ b/quic/core/quic_crypto_server_stream_test.cc
@@ -100,8 +100,10 @@
     crypto_test_utils::SetupCryptoServerConfigForTest(
         server_connection_->clock(), server_connection_->random_generator(),
         &server_crypto_config_);
-    server_session_->GetMutableCryptoStream()->OnSuccessfulVersionNegotiation(
-        supported_versions_.front());
+    if (!GetQuicReloadableFlag(quic_version_negotiated_by_default_at_server)) {
+      server_session_->GetMutableCryptoStream()->OnSuccessfulVersionNegotiation(
+          supported_versions_.front());
+    }
   }
 
   QuicCryptoServerStream* server_stream() {