Deprecate FLAG_require_strike_register_or_server_nonce

net/quic/crypto/quic_crypto_server_config.cc

 // Copyright 2013 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/crypto/quic_crypto_server_config.h"
 
 #include <stdlib.h>
 
 #include <algorithm>
 
@@ skipping 1103 matching lines @@
   // is a RPC call and is expensive.
   if (found_error) {
     helper.ValidationComplete(QUIC_NO_ERROR, "");
     return;
   }
 
   // Use the client nonce to establish uniqueness.
   StrikeRegisterClient* strike_register_client;
   {
     base::AutoLock locked(strike_register_client_lock_);
-
-    if (strike_register_client_.get() == nullptr) {
-      if (!FLAGS_require_strike_register_or_server_nonce) {
-        strike_register_client_.reset(new LocalStrikeRegisterClient(
-            strike_register_max_entries_,
-            static_cast<uint32_t>(info->now.ToUNIXSeconds()),
-            strike_register_window_secs_, primary_orbit,
-            strike_register_no_startup_period_
-                ? StrikeRegister::NO_STARTUP_PERIOD_NEEDED
-                : StrikeRegister::DENY_REQUESTS_AT_STARTUP));
-      }
-    }
     strike_register_client = strike_register_client_.get();
   }
 
   if (!strike_register_client) {
     // Either a valid server nonces or a strike register is required.
     // Since neither are present, reject the handshake which will send a
     // server nonce to the client.
     info->reject_reasons.push_back(SERVER_NONCE_REQUIRED_FAILURE);
     helper.ValidationComplete(QUIC_NO_ERROR, "");
     return;
@@ skipping 641 matching lines @@
       priority(0),
       source_address_token_boxer(nullptr) {}
 
 QuicCryptoServerConfig::Config::~Config() {
   STLDeleteElements(&key_exchanges);
 }
 
 QuicCryptoProof::QuicCryptoProof() {}
 QuicCryptoProof::~QuicCryptoProof() {}
 }  // namespace net