Convert //remoting to use std::unique_ptr

remoting/base/rsa_key_pair.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 "remoting/base/rsa_key_pair.h"
 
 #include <stdint.h>
 
 #include <limits>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/base64.h"
 #include "base/logging.h"
 #include "base/rand_util.h"
 #include "base/time/time.h"
 #include "crypto/rsa_private_key.h"
 #include "crypto/signature_creator.h"
 #include "net/cert/x509_util.h"
 
 namespace remoting {
 
-RsaKeyPair::RsaKeyPair(scoped_ptr<crypto::RSAPrivateKey> key)
-    : key_(std::move(key)){
+RsaKeyPair::RsaKeyPair(std::unique_ptr<crypto::RSAPrivateKey> key)
+    : key_(std::move(key)) {
   DCHECK(key_);
 }
 
 RsaKeyPair::~RsaKeyPair() {}
 
 // static
 scoped_refptr<RsaKeyPair> RsaKeyPair::Generate() {
-  scoped_ptr<crypto::RSAPrivateKey> key(crypto::RSAPrivateKey::Create(2048));
+  std::unique_ptr<crypto::RSAPrivateKey> key(
+      crypto::RSAPrivateKey::Create(2048));
   if (!key) {
     LOG(ERROR) << "Cannot generate private key.";
     return NULL;
   }
   return new RsaKeyPair(std::move(key));
 }
 
 // static
 scoped_refptr<RsaKeyPair> RsaKeyPair::FromString(
     const std::string& key_base64) {
   std::string key_str;
   if (!base::Base64Decode(key_base64, &key_str)) {
     LOG(ERROR) << "Failed to decode private key.";
     return NULL;
   }
 
   std::vector<uint8_t> key_buf(key_str.begin(), key_str.end());
-  scoped_ptr<crypto::RSAPrivateKey> key(
+  std::unique_ptr<crypto::RSAPrivateKey> key(
       crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_buf));
   if (!key) {
     LOG(ERROR) << "Invalid private key.";
     return NULL;
   }
 
   return new RsaKeyPair(std::move(key));
 }
 
 std::string RsaKeyPair::ToString() const {
@@ skipping 11 matching lines @@
 std::string RsaKeyPair::GetPublicKey() const {
   std::vector<uint8_t> public_key;
   CHECK(key_->ExportPublicKey(&public_key));
   std::string public_key_str(public_key.begin(), public_key.end());
   std::string public_key_base64;
   base::Base64Encode(public_key_str, &public_key_base64);
   return public_key_base64;
 }
 
 std::string RsaKeyPair::SignMessage(const std::string& message) const {
-  scoped_ptr<crypto::SignatureCreator> signature_creator(
+  std::unique_ptr<crypto::SignatureCreator> signature_creator(
       crypto::SignatureCreator::Create(key_.get(),
                                        crypto::SignatureCreator::SHA1));
   signature_creator->Update(reinterpret_cast<const uint8_t*>(message.c_str()),
                             message.length());
   std::vector<uint8_t> signature_buf;
   signature_creator->Final(&signature_buf);
   std::string signature_str(signature_buf.begin(), signature_buf.end());
   std::string signature_base64;
   base::Base64Encode(signature_str, &signature_base64);
   return signature_base64;
 }
 
 std::string RsaKeyPair::GenerateCertificate() const {
   std::string der_cert;
   // Certificates are SHA1-signed because |key_| has likely been used to sign
   // with SHA1 previously, and you should not re-use a key for signing data with
   // multiple signature algorithms.
   net::x509_util::CreateSelfSignedCert(
       key_.get(),
       net::x509_util::DIGEST_SHA1,
       "CN=chromoting",
       base::RandInt(1, std::numeric_limits<int>::max()),
       base::Time::Now(),
       base::Time::Now() + base::TimeDelta::FromDays(1),
       &der_cert);
   return der_cert;
 }
 
 }  // namespace remoting