Deprecate FLAGS_quic_reloadable_flag_quic_remove_multipath_bit.

net/quic/core/quic_packets.cc

 // Copyright (c) 2012 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/core/quic_packets.h"
 
 #include "net/quic/core/quic_utils.h"
 #include "net/quic/core/quic_versions.h"
 #include "net/quic/platform/api/quic_flags.h"
 #include "net/quic/platform/api/quic_ptr_util.h"
@@ skipping 34 matching lines @@
                                QuicPacketNumberLength packet_number_length) {
   // Encryption starts before private flags.
   return GetPacketHeaderSize(version, connection_id_length, include_version,
                              include_diversification_nonce,
                              packet_number_length);
 }
 
 QuicPacketPublicHeader::QuicPacketPublicHeader()
     : connection_id(0),
       connection_id_length(PACKET_8BYTE_CONNECTION_ID),
-      multipath_flag(false),
       reset_flag(false),
       version_flag(false),
       packet_number_length(PACKET_6BYTE_PACKET_NUMBER),
       nonce(nullptr) {}
 
 QuicPacketPublicHeader::QuicPacketPublicHeader(
     const QuicPacketPublicHeader& other) = default;
 
 QuicPacketPublicHeader::~QuicPacketPublicHeader() {}
 
@@ skipping 162 matching lines @@
   serialized_packet->largest_acked = 0;
 }
 
 char* CopyBuffer(const SerializedPacket& packet) {
   char* dst_buffer = new char[packet.encrypted_length];
   memcpy(dst_buffer, packet.encrypted_buffer, packet.encrypted_length);
   return dst_buffer;
 }
 
 }  // namespace net