Deprecate FLAGS_quic_default_enable_cubic_bytes

net/quic/core/quic_flags_list.h

 // 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.
 
 // This file intentionally does not have header guards, it's included
 // inside a macro to generate values.
 
 // This file contains the list of QUIC protocol flags.
 
 // If true, QUIC BBR congestion control may be enabled via Finch and/or via QUIC
@@ skipping 104 matching lines @@
 // public flag.
 QUIC_FLAG(bool, FLAGS_quic_remove_v33_hacks2, false)
 
 // If true, limits QUIC uncompressed headers to 16K.
 QUIC_FLAG(bool, FLAGS_quic_limit_uncompressed_headers, false)
 
 // If true, release headers stream\'s sequencer buffer when there is no active
 // stream.
 QUIC_FLAG(bool, FLAGS_quic_headers_stream_release_sequencer_buffer, false)
 
-// Default enable QUIC's Cubic in bytes implementation instead of
-// Cubic in packets.
-QUIC_FLAG(bool, FLAGS_quic_default_enable_cubic_bytes, true)
-
 // Set the retransmission alarm only when there are unacked
 // retransmittable packets.
 QUIC_FLAG(bool, FLAGS_quic_more_conservative_retransmission_alarm, true)
 
 // Enable QUIC force HOL blocking experiment.
 QUIC_FLAG(bool, FLAGS_quic_enable_force_hol_blocking, true)
 
 // If true, allows packets to be buffered in anticipation of a future CHLO, and
 // allow CHLO packets to be buffered until next iteration of the event loop.
 QUIC_FLAG(bool, FLAGS_quic_allow_chlo_buffering, true)
 
 // If true, fix version manager bug, in which version flag does not really
 // help.
 QUIC_FLAG(bool, FLAGS_quic_fix_version_manager, false)
 
 // Add a new client connection options field to QuicOptions which is only used
 // to configure client side features, such as congestion control.
 QUIC_FLAG(bool, FLAGS_quic_client_connection_options, true)
 
 // If true, fix some casts that were causing off-by-one errors in QUIC's cubic
 // "convex" increases.
 QUIC_FLAG(bool, FLAGS_quic_fix_cubic_convex_mode, false)
 
 // Ensure that BBR startup pacing rate does not drop below the initial one.
 QUIC_FLAG(bool, FLAGS_quic_bbr_faster_startup, false)