Fix a bug in the handling of SCUP messages in QUIC clients.

net/quic/core/quic_crypto_client_stream.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_crypto_client_stream.h"
 
 #include <memory>
 #include <vector>
 
 #include "base/metrics/histogram_macros.h"
@@ skipping 153 matching lines @@
 }
 
 void QuicCryptoClientStream::HandleServerConfigUpdateMessage(
     const CryptoHandshakeMessage& server_config_update) {
   DCHECK(server_config_update.tag() == kSCUP);
   string error_details;
   QuicCryptoClientConfig::CachedState* cached =
       crypto_config_->LookupOrCreate(server_id_);
   QuicErrorCode error = crypto_config_->ProcessServerConfigUpdate(
       server_config_update, session()->connection()->clock()->WallNow(),
-      session()->connection()->version(), cached->chlo_hash(), cached,
+      session()->connection()->version(), chlo_hash_, cached,
       crypto_negotiated_params_, &error_details);
 
   if (error != QUIC_NO_ERROR) {
     CloseConnectionWithDetails(
         error, "Server config update invalid: " + error_details);
     return;
   }
 
   DCHECK(handshake_confirmed());
   if (proof_verify_callback_) {
@@ skipping 483 matching lines @@
   }
   for (size_t i = 0; i < num_their_proof_demands; i++) {
     if (their_proof_demands[i] == kCHID) {
       return true;
     }
   }
   return false;
 }
 
 }  // namespace net