Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/attestation/fake_certificate.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 "chrome/browser/chromeos/attestation/fake_certificate.h"
 
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "base/time/time.h"
@@ skipping 41 matching lines @@
 
 }  // namespace
 
 bool GetFakeCertificateDER(const base::TimeDelta& expiry,
                            std::string* certificate) {
   base::Time valid_start = base::Time::Now() - base::TimeDelta::FromDays(1);
   base::Time valid_expiry = base::Time::Now() + expiry;
   if (valid_expiry <= valid_start) {
     valid_start = valid_expiry - base::TimeDelta::FromDays(1);
   }
-  scoped_ptr<crypto::RSAPrivateKey> test_key(
+  std::unique_ptr<crypto::RSAPrivateKey> test_key(
       crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(std::vector<uint8_t>(
           &kTestKeyData[0], &kTestKeyData[arraysize(kTestKeyData)])));
   if (!test_key.get()) {
     return false;
   }
   return net::x509_util::CreateSelfSignedCert(
       test_key.get(), net::x509_util::DIGEST_SHA256, "CN=subject", 12345,
       valid_start, valid_expiry, certificate);
 }
 
 bool GetFakeCertificatePEM(const base::TimeDelta& expiry,
                            std::string* certificate) {
   std::string certificate_der;
   if (!GetFakeCertificateDER(expiry, &certificate_der)) {
     return false;
   }
   return net::X509Certificate::GetPEMEncodedFromDER(certificate_der,
                                                     certificate);
 }
 
 }  // namespace attestation
 }  // namespace chromeos