Change scoped_ptr to std::unique_ptr in //net.

net/ssl/ssl_platform_key_win.cc

 // Copyright 2015 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/ssl/ssl_platform_key.h"
 
 #include <windows.h>
 #include <NCrypt.h>
 
 #include <algorithm>
@@ skipping 333 matching lines @@
   if (!CryptAcquireCertificatePrivateKey(cert_context, flags, nullptr,
                                          &prov_or_key, &key_spec, &must_free)) {
     PLOG(WARNING) << "Could not acquire private key";
     return nullptr;
   }
 
   // Should never get a cached handle back - ownership must always be
   // transferred.
   CHECK_EQ(must_free, TRUE);
 
-  scoped_ptr<ThreadedSSLPrivateKey::Delegate> delegate;
+  std::unique_ptr<ThreadedSSLPrivateKey::Delegate> delegate;
   if (key_spec == CERT_NCRYPT_KEY_SPEC) {
     delegate.reset(new SSLPlatformKeyCNG(prov_or_key, key_type, max_length));
   } else {
     DCHECK(SSLPrivateKey::Type::RSA == key_type);
     delegate.reset(new SSLPlatformKeyCAPI(prov_or_key, key_spec, max_length));
   }
   return make_scoped_refptr(new ThreadedSSLPrivateKey(
       std::move(delegate), GetSSLPlatformKeyTaskRunner()));
 }
 
 }  // namespace net