Update flags.

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 66 matching lines @@
 // frequently used.
 QUIC_FLAG(bool,
           FLAGS_quic_reloadable_flag_quic_release_crypto_stream_buffer,
           true)
 
 // If true, do not override a connection in global map if exists. Only create
 // QUIC session if it is successfully inserted to the global map. Toss the
 // packet if insertion fails.
 QUIC_FLAG(bool,
           FLAGS_quic_reloadable_flag_quic_create_session_after_insertion,
-          false)
+          true)
 
 // If true, v33 QUIC client uses 1 bit to specify 8-byte connection id in
 // public flag.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_remove_v33_hacks2, false)
 
 // Enable QUIC force HOL blocking experiment.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_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.
@@ skipping 57 matching lines @@
 // If true, on client side, 8-byte connection ID in public header is read and
 // written in big endian.
 QUIC_FLAG(bool,
           FLAGS_quic_restart_flag_quic_big_endian_connection_id_client,
           false)
 
 // If true, on server side, 8-byte connection ID in public header is read and
 // written in big endian.
 QUIC_FLAG(bool,
           FLAGS_quic_restart_flag_quic_big_endian_connection_id_server,
-          false)
+          true)
 
 // Simplify QUIC\'s adaptive time loss detection to measure the necessary
 // reordering window for every spurious retransmit.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_fix_adaptive_time_loss, false)
 
 // If true, enable random padding of size [1, 256] when response body is
 // compressed for QUIC version >= 38.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_enable_random_padding, false)
 
 // Use conservation in PROBE_BW ouside of super-unity gain and immediately
@@ skipping 36 matching lines @@
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_enable_3rtos, false)
 
 // If true, enable experiment for testing PCC congestion-control.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_enable_pcc, false)
 
 // If true, enable QUIC v40.
 QUIC_FLAG(bool, FLAGS_quic_enable_version_40, false)
 
 // If true, use the more CPU efficient bandwidth sampler datastructure.
 QUIC_FLAG(bool, FLAGS_quic_reloadable_flag_quic_faster_bandwidth_sampler, false)