Switch to OpenSSL's |EVP_PKEY_up_ref| signature.

crypto/rsa_private_key.cc

 // Copyright (c) 2011 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 "crypto/rsa_private_key.h"
 
 #include <openssl/bn.h>
 #include <openssl/bytestring.h>
 #include <openssl/evp.h>
 #include <openssl/mem.h>
@@ skipping 44 matching lines @@
   result->key_ = pkey.release();
   return result;
 }
 
 // static
 std::unique_ptr<RSAPrivateKey> RSAPrivateKey::CreateFromKey(EVP_PKEY* key) {
   DCHECK(key);
   if (EVP_PKEY_type(key->type) != EVP_PKEY_RSA)
     return nullptr;
   std::unique_ptr<RSAPrivateKey> copy(new RSAPrivateKey);
-  copy->key_ = EVP_PKEY_up_ref(key);
+  EVP_PKEY_up_ref(key);
+  copy->key_ = key;
   return copy;
 }
 
 RSAPrivateKey::RSAPrivateKey() : key_(nullptr) {}
 
 RSAPrivateKey::~RSAPrivateKey() {
   if (key_)
     EVP_PKEY_free(key_);
 }
 
@@ skipping 32 matching lines @@
       !EVP_marshal_public_key(cbb.get(), key_) ||
       !CBB_finish(cbb.get(), &der, &der_len)) {
     return false;
   }
   output->assign(der, der + der_len);
   OPENSSL_free(der);
   return true;
 }
 
 }  // namespace crypto