Add an SignedCertificateTimetampStore, making SignedCertificateTimestamp be refcounted to aid.

net/test/ct_test_util.h

 // 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.
 
 #ifndef NET_CERT_CT_TEST_UTIL_H_
 #define NET_CERT_CT_TEST_UTIL_H_
 
 #include <string>
+#include "base/memory/ref_counted.h"
 
 namespace net {
 
-class X509Certificate;
-
 namespace ct {
 
 struct LogEntry;
 struct SignedCertificateTimestamp;
 
 // Note: unless specified otherwise, all test data is taken from Certificate
 // Transparency test data repository.
 
 // Fills |entry| with test data for an X.509 entry.
 void GetX509CertLogEntry(LogEntry* entry);
 
 // Fills |entry| with test data for a Precertificate entry.
 void GetPrecertLogEntry(LogEntry* entry);
 
 // Returns the binary representation of a test DigitallySigned
 std::string GetTestDigitallySigned();
 
 // Returns the binary representation of a test serialized SCT.
 std::string GetTestSignedCertificateTimestamp();
 
 // Test log key
 std::string GetTestPublicKey();
 
 // ID of test log key
 std::string GetTestPublicKeyId();
 
 // SCT for the X509Certificate provided above.
-void GetX509CertSCT(SignedCertificateTimestamp* sct);
+void GetX509CertSCT(scoped_refptr<SignedCertificateTimestamp>* sct);
 
 // SCT for the Precertificate log entry provided above.
-void GetPrecertSCT(SignedCertificateTimestamp* sct);
+void GetPrecertSCT(scoped_refptr<SignedCertificateTimestamp>* sct);
 
 }  // namespace ct
 
 }  // namespace net
 
 #endif  // NET_CERT_CT_TEST_UTIL_H_