Update monet.

crypto/ec_signature_creator_impl.h

+// 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.
+
+#ifndef CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
+#define CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_
+
+#include "base/compiler_specific.h"
+#include "crypto/ec_signature_creator.h"
+
+namespace crypto {
+
+class ECSignatureCreatorImpl : public ECSignatureCreator {
+ public:
+  explicit ECSignatureCreatorImpl(ECPrivateKey* key);
+  ~ECSignatureCreatorImpl() override;
+
+  bool Sign(const uint8* data,
+            int data_len,
+            std::vector<uint8>* signature) override;
+
+  bool DecodeSignature(const std::vector<uint8>& der_sig,
+                       std::vector<uint8>* out_raw_sig) override;
+
+ private:
+  ECPrivateKey* key_;
+  size_t signature_len_;
+
+  DISALLOW_COPY_AND_ASSIGN(ECSignatureCreatorImpl);
+};
+
+}  // namespace crypto
+
+#endif  // CRYPTO_EC_SIGNATURE_CREATOR_IMPL_H_