Cleanup: Migrate references from scoped_ptr to std::unique_ptr.

net/quic/crypto/crypto_utils.cc

 // Copyright (c) 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 "net/quic/crypto/crypto_utils.h"
 
+#include <memory>
+
 #include "crypto/hkdf.h"
 #include "crypto/secure_hash.h"
 #include "net/base/url_util.h"
 #include "net/quic/crypto/crypto_handshake.h"
 #include "net/quic/crypto/crypto_protocol.h"
 #include "net/quic/crypto/quic_decrypter.h"
 #include "net/quic/crypto/quic_encrypter.h"
 #include "net/quic/crypto/quic_random.h"
 #include "net/quic/quic_time.h"
 #include "net/quic/quic_utils.h"
@@ skipping 264 matching lines @@
   const QuicData& serialized = message.GetSerialized();
   std::unique_ptr<crypto::SecureHash> hash(
       crypto::SecureHash::Create(crypto::SecureHash::SHA256));
   hash->Update(serialized.data(), serialized.length());
   uint8_t digest[32];
   hash->Finish(digest, sizeof(digest));
   output->assign(reinterpret_cast<const char*>(&digest), sizeof(digest));
 }
 
 }  // namespace net