gfe-relnote: In QUIC version T099, implement HANDSHAKE_DONE frame to drive the handshake to confirmation on the client side. Not used in prod yet.

PiperOrigin-RevId: 290948924
Change-Id: Idcbc5c0d573b5db992b65d4971ea12a3d7e87633

quic/core/quic_session.h

diff --git a/quic/core/quic_session.h b/quic/core/quic_session.h
index 84ba8e1..adeabb1 100644
--- a/quic/core/quic_session.h
+++ b/quic/core/quic_session.h
@@ -107,6 +107,7 @@
   void OnRstStream(const QuicRstStreamFrame& frame) override;
   void OnGoAway(const QuicGoAwayFrame& frame) override;
   void OnMessageReceived(quiche::QuicheStringPiece message) override;
+  void OnHandshakeDoneReceived() override;
   void OnWindowUpdateFrame(const QuicWindowUpdateFrame& frame) override;
   void OnBlockedFrame(const QuicBlockedFrame& frame) override;
   void OnConnectionClosed(const QuicConnectionCloseFrame& frame,