Deprecate FLAGS_quic_disallow_multi_packet_chlo.

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"
 
 // If true, it will return as soon as an error is detected while validating
 // CHLO.
 bool FLAGS_use_early_return_when_verifying_chlo = true;
 
@@ skipping 103 matching lines @@
 bool FLAGS_quic_use_old_public_reset_packets = true;
 
 // Ignore the peer's recieve buffer size and instead set max CWND based on the
 // amount of data the sender is willing to have in flight.
 bool FLAGS_quic_ignore_srbf = true;
 
 // Allow the NPRR connection option which reduces QUIC\'s pacing rate during
 // recovery instead of PRR.
 bool FLAGS_quic_allow_noprr = true;
 
-// If true, multi-packet CHLOs are explicitly disallowed.
-bool FLAGS_quic_disallow_multi_packet_chlo = true;
-
 // Use a write path optimized for StreamFrames.
 bool FLAGS_quic_use_optimized_write_path = true;
 
 // If true, the dispatcher is responsible for generating server designated
 // connection IDs.
 bool FLAGS_quic_dispatcher_creates_id = true;
 
 // If true, checks if the CHLO is acceptable as a matter of policy.
 bool FLAGS_quic_enable_chlo_policy = true;
 
@@ skipping 20 matching lines @@
 bool FLAGS_quic_socket_walltimestamps = false;
 
 // If true, default to immediate forward secure once established on the
 // server side, and the IPFS connection option disables this instead of
 // enabling it.
 bool FLAGS_quic_default_immediate_forward_secure = false;
 
 // If true, QUIC respect HTTP2 SETTINGS frame rather than always close the
 // connection.
 bool FLAGS_quic_respect_http2_settings_frame = false;