Update recent QUIC flag changes.

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 25 matching lines @@
 QUIC_FLAG(bool, FLAGS_quic_enable_multipath, false)
 
 // If true, require handshake confirmation for QUIC connections, functionally
 // disabling 0-rtt handshakes.
 // TODO(rtenneti): Enable this flag after CryptoServerTest's are fixed.
 QUIC_FLAG(bool, FLAGS_quic_require_handshake_confirmation, false)
 
 // If true, Cubic's epoch is shifted when the sender is application-limited.
 QUIC_FLAG(bool, FLAGS_shift_quic_cubic_epoch_when_app_limited, true)
 
-// If true, QUIC will measure head of line (HOL) blocking due between
-// streams due to packet losses on the headers stream.  The
-// measurements will be surfaced via UMA histogram
-// Net.QuicSession.HeadersHOLBlockedTime.
-QUIC_FLAG(bool, FLAGS_quic_measure_headers_hol_blocking_time, true)
-
 // If true, disable pacing in QUIC.
 QUIC_FLAG(bool, FLAGS_quic_disable_pacing_for_perf_tests, false)
 
 // If true, QUIC connections can do bandwidth resumption with an initial window
 // of < 10 packets.
 QUIC_FLAG(bool, FLAGS_quic_no_lower_bw_resumption_limit, true)
 
 // If true, QUIC public reset packets will have the \"pre-v33\" public header
 // flags.
 QUIC_FLAG(bool, FLAGS_quic_use_old_public_reset_packets, true)
 
 // If true, QUIC will use cheap stateless rejects without creating a full
 // connection.
 QUIC_FLAG(bool, FLAGS_quic_use_cheap_stateless_rejects, false)
 
 // If true, QUIC respect HTTP2 SETTINGS frame rather than always close the
 // connection.
 QUIC_FLAG(bool, FLAGS_quic_respect_http2_settings_frame, true)
 
 // If true, enables QUIC_VERSION_35.
 QUIC_FLAG(bool, FLAGS_quic_enable_version_35, true)
 
 // If true, re-enables QUIC_VERSION_36.
-QUIC_FLAG(bool, FLAGS_quic_enable_version_36, true)
-
-// If true, enables QUIC_VERSION_36.
 QUIC_FLAG(bool, FLAGS_quic_enable_version_36_v2, true)
 
 // If true, use async codepaths to invoke ProofSource::GetProof.
 QUIC_FLAG(bool, FLAGS_enable_async_get_proof, false)
 
 // If true, requires handshake confirmations for all QUIC handshakes with
 // versions less than 33.
 QUIC_FLAG(bool, FLAGS_quic_require_handshake_confirmation_pre33, false)
 
 // If true, close QUIC connection explicitly on write error due to packet being
@@ skipping 52 matching lines @@
 QUIC_FLAG(bool, FLAGS_quic_reduce_sequencer_buffer_memory_life_time, true)
 
 // If true, allow server address change if it is because of mapped ipv4 address.
 QUIC_FLAG(bool, FLAGS_quic_allow_server_address_change_for_mapped_ipv4, true)
 
 // If true, disables QUIC version less than 34.
 QUIC_FLAG(bool, FLAGS_quic_disable_pre_34, false)
 
 // When true, decode the packet number from the largest received packet, rather
 // than the most recent.
-QUIC_FLAG(bool, FLAGS_quic_packet_numbers_largest_received, false)
+QUIC_FLAG(bool, FLAGS_quic_packet_numbers_largest_received, true)