Deprecate FLAGS_quic_record_send_time_before_write.

net/quic/quic_flags.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_flags.h"
 
 bool FLAGS_quic_allow_oversized_packets_for_test = false;
 
 // When true, the use time based loss detection instead of nack.
 bool FLAGS_quic_use_time_loss_detection = false;
 
 // If true, it will return as soon as an error is detected while validating
 // CHLO.
 bool FLAGS_use_early_return_when_verifying_chlo = true;
 
 // If true, QUIC connections will support FEC protection of data while sending
 // packets, to reduce latency of data delivery to the application. The client
 // must also request FEC protection for the server to use FEC.
 bool FLAGS_enable_quic_fec = false;
 
 // When true, defaults to BBR congestion control instead of Cubic.
 bool FLAGS_quic_use_bbr_congestion_control = false;
 
 // If true, QUIC BBR congestion control may be enabled via Finch and/or via QUIC
 // connection options.
 bool FLAGS_quic_allow_bbr = false;
 
-// Do not flip this flag.  jokulik plans more testing and additional monitoring
-// before the flag can go the auto-flip process.
-//
-// If true, record the timestamp for the last sent new packet before the call to
-// WritePacket, rather than after in QUIC.
-bool FLAGS_quic_record_send_time_before_write = false;
-
 // If true, enables the QUIC bandwidth resumption experiment (triggered by
 // Chrome/Finch).
 bool FLAGS_quic_enable_bandwidth_resumption_experiment = true;
 
 // If true, QUIC congestion control will be paced.  If false, pacing may be
 // controlled by QUIC connection options in the config or by enabling BBR
 // congestion control.
 bool FLAGS_quic_enable_pacing = true;
 
 // If true, then the source address tokens generated for QUIC connects will
@@ skipping 13 matching lines @@
 // Maximum number of connections on the time-wait list. A negative value implies
 // no configured limit.
 int64 FLAGS_quic_time_wait_list_max_connections = 50000;
 
 // If true, limit the number of connections on the quic time-wait list using a
 // flag.
 bool FLAGS_quic_limit_time_wait_list_size = true;
 
 // Use small QUIC packet sizes by default.
 bool FLAGS_quic_small_default_packet_size = true;