gfe-relnote: (n/a) Deprecate --quic_sanitize_ack_delay.

PiperOrigin-RevId: 295158813
Change-Id: Ie966b9ef70bf22ad243303fd886a38f7e31b120f
diff --git a/quic/core/quic_sent_packet_manager_test.cc b/quic/core/quic_sent_packet_manager_test.cc
index d3eca0e..2449cd6 100644
--- a/quic/core/quic_sent_packet_manager_test.cc
+++ b/quic/core/quic_sent_packet_manager_test.cc
@@ -798,9 +798,7 @@
                                    ENCRYPTION_FORWARD_SECURE));
 
   QuicTime::Delta expected_rtt_sample =
-      GetQuicReloadableFlag(quic_sanitize_ack_delay)
-          ? send_delta - manager_.peer_max_ack_delay()
-          : send_delta - ack_delay;
+      send_delta - manager_.peer_max_ack_delay();
   EXPECT_EQ(expected_rtt_sample, manager_.GetRttStats()->latest_rtt());
 }