crypto: change ECSignatureCreator defaults to match SPDY.

crypto/ec_signature_creator_openssl.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 "crypto/ec_signature_creator_impl.h"
 
 #include "base/logging.h"
 
 namespace crypto {
 
 ECSignatureCreatorImpl::ECSignatureCreatorImpl(ECPrivateKey* key)
     : key_(key) {
   NOTIMPLEMENTED();
 }
 
 ECSignatureCreatorImpl::~ECSignatureCreatorImpl() {}
 
 bool ECSignatureCreatorImpl::Sign(const uint8* data,
                                   int data_len,
                                   std::vector<uint8>* signature) {
   NOTIMPLEMENTED();
   return false;
 }
 
+bool ECSignatureCreatorImpl::DecodeSignature(const std::vector<uint8>& der_sig,
+                                             std::vector<uint8>* out_raw_sig) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
 }  // namespace crypto