gfe-relnote: Pass receive_timestamp to OnMessageAcked().

When receive timestamps are turned on and message frames are enabled, this will
make receive timestamps available to the session whenever a message is acked.

This will be used for RTP over QUIC, where ack timestamps are required for RTP's
congestion controller and media adaptation.  (The current implementation uses
QUIC like a tunnel and disables its congestion control.)

Not flag-protected: no change in behavior, just a change in what is visible
where.

PiperOrigin-RevId: 250703980
Change-Id: I01bcee29d5dfb808771c54e4fd14ebbfa8750375
diff --git a/quic/core/quic_session_test.cc b/quic/core/quic_session_test.cc
index 4e3228e..c8a0a02 100644
--- a/quic/core/quic_session_test.cc
+++ b/quic/core/quic_session_test.cc
@@ -2209,7 +2209,7 @@
   EXPECT_FALSE(session_.IsFrameOutstanding(QuicFrame(&frame2)));
 
   // message 1 gets acked.
-  session_.OnMessageAcked(1);
+  session_.OnMessageAcked(1, QuicTime::Zero());
   EXPECT_FALSE(session_.IsFrameOutstanding(QuicFrame(&frame)));
 }