Add a QuicChromiumClock and make QuicClock abstract to match internal code.

net/quic/test_tools/crypto_test_utils.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/test_tools/crypto_test_utils.h"
 
 #include <memory>
 
 #include "base/strings/string_util.h"
 #include "crypto/openssl_util.h"
 #include "crypto/secure_hash.h"
 #include "net/quic/core/crypto/channel_id.h"
 #include "net/quic/core/crypto/common_cert_set.h"
 #include "net/quic/core/crypto/crypto_handshake.h"
 #include "net/quic/core/crypto/crypto_server_config_protobuf.h"
 #include "net/quic/core/crypto/quic_crypto_server_config.h"
 #include "net/quic/core/crypto/quic_decrypter.h"
 #include "net/quic/core/crypto/quic_encrypter.h"
 #include "net/quic/core/crypto/quic_random.h"
 #include "net/quic/core/quic_crypto_client_stream.h"
 #include "net/quic/core/quic_crypto_server_stream.h"
 #include "net/quic/core/quic_crypto_stream.h"
 #include "net/quic/core/quic_server_id.h"
 #include "net/quic/core/quic_utils.h"
-
 #include "net/quic/platform/api/quic_clock.h"
 #include "net/quic/platform/api/quic_socket_address.h"
 #include "net/quic/test_tools/quic_connection_peer.h"
 #include "net/quic/test_tools/quic_framer_peer.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "net/quic/test_tools/simple_quic_framer.h"
 #include "third_party/boringssl/src/include/openssl/bn.h"
 #include "third_party/boringssl/src/include/openssl/ec.h"
 #include "third_party/boringssl/src/include/openssl/ecdsa.h"
 #include "third_party/boringssl/src/include/openssl/evp.h"
@@ skipping 976 matching lines @@
   // Pass a inchoate CHLO.
   FullChloGenerator generator(crypto_config, server_ip, client_addr, clock,
                               proof, compressed_certs_cache, out);
   crypto_config->ValidateClientHello(
       inchoate_chlo, client_addr.host(), server_ip, version, clock, proof,
       generator.GetValidateClientHelloCallback());
 }
 
 }  // namespace test
 }  // namespace net