[webcrypto] Wire up {spki, pkcs8} import/export for OpenSSL.

content/child/webcrypto/openssl/key_openssl.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 "content/child/webcrypto/openssl/key_openssl.h"
 
 #include "content/child/webcrypto/crypto_data.h"
 #include "content/child/webcrypto/status.h"
 #include "content/child/webcrypto/webcrypto_util.h"
 
 namespace content {
 
 namespace webcrypto {
 
 KeyOpenSsl::KeyOpenSsl(const CryptoData& serialized_key_data)
     : serialized_key_data_(
           serialized_key_data.bytes(),
           serialized_key_data.bytes() + serialized_key_data.byte_length()) {
 }
 
 KeyOpenSsl::~KeyOpenSsl() {
 }
 
 SymKeyOpenSsl* KeyOpenSsl::AsSymKey() {
   return NULL;
 }
 
+AsymKeyOpenSsl* KeyOpenSsl::AsAsymKey() {
+  return NULL;
+}
+
 SymKeyOpenSsl::~SymKeyOpenSsl() {
 }
 
 SymKeyOpenSsl* SymKeyOpenSsl::Cast(const blink::WebCryptoKey& key) {
   KeyOpenSsl* platform_key = reinterpret_cast<KeyOpenSsl*>(key.handle());
   return platform_key->AsSymKey();
 }
 
 SymKeyOpenSsl* SymKeyOpenSsl::AsSymKey() {
   return this;
 }
 
 SymKeyOpenSsl::SymKeyOpenSsl(const CryptoData& raw_key_data)
     : KeyOpenSsl(raw_key_data) {
 }
 
+AsymKeyOpenSsl::~AsymKeyOpenSsl() {
+}
+
+AsymKeyOpenSsl* AsymKeyOpenSsl::Cast(const blink::WebCryptoKey& key) {
+  return reinterpret_cast<KeyOpenSsl*>(key.handle())->AsAsymKey();
+}
+
+AsymKeyOpenSsl* AsymKeyOpenSsl::AsAsymKey() {
+  return this;
+}
+
+AsymKeyOpenSsl::AsymKeyOpenSsl(crypto::ScopedEVP_PKEY key,
+                               const CryptoData& serialized_key_data)
+    : KeyOpenSsl(serialized_key_data), key_(key.Pass()) {
+}
+
 bool PlatformSerializeKeyForClone(const blink::WebCryptoKey& key,
                                   blink::WebVector<uint8>* key_data) {
   const KeyOpenSsl* openssl_key = static_cast<KeyOpenSsl*>(key.handle());
   *key_data = openssl_key->serialized_key_data();
   return true;
 }
 
 }  // namespace webcrypto
 
 }  // namespace content