Update from https://crrev.com/306655

net/ssl/openssl_platform_key_mac.cc

 // Copyright 2014 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/openssl_platform_key.h"
 
+#include <openssl/ec_key.h>
 #include <openssl/err.h>
+#include <openssl/engine.h>
 #include <openssl/evp.h>
 #include <openssl/rsa.h>
 
 #include <Security/cssm.h>
 #include <Security/SecBase.h>
 #include <Security/SecCertificate.h>
 #include <Security/SecIdentity.h>
 #include <Security/SecKey.h>
 
 #include "base/lazy_instance.h"
@@ skipping 437 matching lines @@
   base::ScopedCFTypeRef<SecKeyRef> private_key(
       FetchSecKeyRefForCertificate(certificate));
   if (!private_key)
     return crypto::ScopedEVP_PKEY();
 
   // Create an EVP_PKEY wrapper.
   return CreatePkeyWrapper(private_key.get());
 }
 
 }  // namespace net