Add a new QUIC ChloExtractor class used by the QuicProxyDispatcher to extract CHLO message from pac…

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"
 
 // 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
@@ skipping 64 matching lines @@
 // If true, make sure new incoming streams correctly cede to higher
 // priority (or batch) streams when doing QUIC writes.
 bool FLAGS_quic_cede_correctly = true;
 
 // If true, QUIC should correctly report if it supports ChaCha20. Otherwise,
 // QUIC will lie and claim that it does not support ChaCha20. The primary use
 // case for this is places where ChaCha20 is prohibitively expensive compared to
 // AES-GCM.
 bool FLAGS_quic_crypto_server_config_default_has_chacha20 = true;
 
+// If true, uses the new QUIC ChloExtractor for extracting CHLO
+// messages from packets.
+bool FLAGS_quic_use_chlo_extractor = true;
+
 // If true, QUIC will use newly refactored TCP sender code.
 bool FLAGS_quic_use_new_tcp_sender = true;
 
 // If true, the QUIC dispatcher will directly send version negotiation packets
 // without needing to create a QUIC session first.
 bool FLAGS_quic_stateless_version_negotiation = true;
 
 // If true, QUIC connections will defer responding to ACKs to their send alarms.
 bool FLAGS_quic_connection_defer_ack_response = true;
 
@@ skipping 31 matching lines @@
 // Add the ability for QUIC's time based loss detection to increase it's
 // threshold after spurious losses.
 bool FLAGS_quic_adaptive_loss_recovery = true;
 
 // If true, enable auto tuning by default (server side).
 bool FLAGS_quic_enable_autotune_by_default = true;
 
 // Use largest acked in the most recent ack instead of largest acked ever in
 // loss recovery.
 bool FLAGS_quic_loss_recovery_use_largest_acked = true;