Deprecate FLAGS_quic_reloadable_flag_quic_remove_packet_number_from_public_reset.

net/quic/core/quic_framer.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_framer.h"
 
 #include <cstdint>
 #include <memory>
 
 #include "base/compiler_specific.h"
@@ skipping 393 matching lines @@
 }
 
 // static
 std::unique_ptr<QuicEncryptedPacket> QuicFramer::BuildPublicResetPacket(
     const QuicPublicResetPacket& packet) {
   DCHECK(packet.public_header.reset_flag);
 
   CryptoHandshakeMessage reset;
   reset.set_tag(kPRST);
   reset.SetValue(kRNON, packet.nonce_proof);
-  if (!FLAGS_quic_reloadable_flag_quic_remove_packet_number_from_public_reset) {
-    reset.SetValue(kRSEQ, packet.rejected_packet_number);
-  }
   if (packet.client_address.host().address_family() !=
       IpAddressFamily::IP_UNSPEC) {
     // packet.client_address is non-empty.
     QuicSocketAddressCoder address_coder(packet.client_address);
     string serialized_address = address_coder.Encode();
     if (serialized_address.empty()) {
       return nullptr;
     }
     reset.SetStringPiece(kCADR, serialized_address);
   }
@@ skipping 1731 matching lines @@
 
 bool QuicFramer::RaiseError(QuicErrorCode error) {
   QUIC_DLOG(INFO) << ENDPOINT << "Error: " << QuicErrorCodeToString(error)
                   << " detail: " << detailed_error_;
   set_error(error);
   visitor_->OnError(this);
   return false;
 }
 
 }  // namespace net