Remove support for the keygen tag

net/base/openssl_private_key_store.h

-// Copyright (c) 2010 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 NET_BASE_OPENSSL_PRIVATE_KEY_STORE_H_
-#define NET_BASE_OPENSSL_PRIVATE_KEY_STORE_H_
-
-#include <vector>
-
-// Avoid including <openssl/evp.h>
-typedef struct evp_pkey_st EVP_PKEY;
-
-#include "base/macros.h"
-#include "net/base/net_export.h"
-
-class GURL;
-
-namespace net {
-
-// OpenSSLPrivateKeyStore provides an interface for storing
-// public/private key pairs to system storage on platforms where
-// OpenSSL is used.
-// This class shall only be used from the network thread.
-class NET_EXPORT OpenSSLPrivateKeyStore {
- public:
-  // Called to permanently store a private/public key pair, generated
-  // via <keygen> while visiting |url|, to an appropriate system
-  // location. Increments |pkey|'s reference count, so the caller is still
-  // responsible for calling EVP_PKEY_free on it.
-  // |url| is the corresponding server URL.
-  // |pkey| is the key pair handle.
-  // Returns false if an error occurred whilst attempting to store the key.
-  static bool StoreKeyPair(const GURL& url, EVP_PKEY* pkey);
-
-  // Checks that the private key for a given public key is installed.
-  // |pub_key| a public key.
-  // Returns true if there is a private key that was previously
-  // recorded through StoreKeyPair().
-  // NOTE: Intentionally not implemented on Android because there is no
-  // platform API that can perform this operation silently.
-  static bool HasPrivateKey(EVP_PKEY* pub_key);
-
- private:
-  OpenSSLPrivateKeyStore();  // not implemented.
-  ~OpenSSLPrivateKeyStore();  // not implemented.
-  DISALLOW_COPY_AND_ASSIGN(OpenSSLPrivateKeyStore);
-};
-
-} // namespace net
-
-#endif  // NET_BASE_OPENSSL_PRIVATE_KEY_STORE_H_