relnote: Use event_time instead of ApproximateNow() in QUIC cubic code. Protected by --quic_use_eve…

net/quic/core/congestion_control/cubic.h

Index: net/quic/core/congestion_control/cubic.h
diff --git a/net/quic/core/congestion_control/cubic.h b/net/quic/core/congestion_control/cubic.h
index e3a44be2b3948a3a63e63c0f965fb6811e72b501..39c008c2c1403106afac7593b17dd0e166366af4 100644
--- a/net/quic/core/congestion_control/cubic.h
+++ b/net/quic/core/congestion_control/cubic.h
@@ -38,7 +38,8 @@ class QUIC_EXPORT_PRIVATE Cubic {
   // window follows a cubic function that depends on the time passed
   // since last packet loss.
   QuicPacketCount CongestionWindowAfterAck(QuicPacketCount current,
-                                           QuicTime::Delta delay_min);
+                                           QuicTime::Delta delay_min,
+                                           QuicTime event_time);
 
   // Call on ack arrival when sender is unable to use the available congestion
   // window. Resets Cubic state during quiescence.