Deprecate FLAGS_quic_export_rej_for_all_rejects.

net/quic/core/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/core/crypto/quic_crypto_server_config.h"
 
 #include <stdlib.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 756 matching lines @@
     params->sct_supported_by_client = true;
   }
 
   std::unique_ptr<CryptoHandshakeMessage> out(new CryptoHandshakeMessage);
   if (!info.reject_reasons.empty() || !requested_config.get()) {
     BuildRejection(version, clock->WallNow(), *primary_config, client_hello,
                    info, validate_chlo_result.cached_network_params,
                    use_stateless_rejects, server_designated_connection_id, rand,
                    compressed_certs_cache, params, *signed_config,
                    total_framing_overhead, chlo_packet_size, out.get());
-    if (FLAGS_quic_reloadable_flag_quic_export_rej_for_all_rejects &&
-        rejection_observer_ != nullptr) {
+    if (rejection_observer_ != nullptr) {
       rejection_observer_->OnRejectionBuilt(info.reject_reasons, out.get());
     }
     helper.Succeed(std::move(out), std::move(out_diversification_nonce),
                    std::move(proof_source_details));
     return;
   }
 
   if (reject_only) {
     helper.Succeed(std::move(out), std::move(out_diversification_nonce),
                    std::move(proof_source_details));
@@ skipping 1237 matching lines @@
       expiry_time(QuicWallTime::Zero()),
       priority(0),
       source_address_token_boxer(nullptr) {}
 
 QuicCryptoServerConfig::Config::~Config() {}
 
 QuicSignedServerConfig::QuicSignedServerConfig() {}
 QuicSignedServerConfig::~QuicSignedServerConfig() {}
 
 }  // namespace net