WebCrypto: Add the KeyPair interface.

Source/modules/crypto/KeyPair.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "modules/crypto/AesCbcParams.h"
+#include "modules/crypto/KeyPair.h"
 
-#include "public/platform/WebCryptoAlgorithmParams.h"
+#include "modules/crypto/Key.h"
+#include "public/platform/WebCryptoKey.h"
 
 namespace WebCore {
 
-Uint8Array* AesCbcParams::iv()
+PassRefPtr<KeyPair> KeyPair::create(const WebKit::WebCryptoKey& publicKey, const WebKit::WebCryptoKey& privateKey)
 {
-    if (!m_iv) {
-        const WebKit::WebVector<unsigned char>& iv = m_algorithm.aesCbcParams()->iv();
-        m_iv = Uint8Array::create(iv.data(), iv.size());
-    }
-    return m_iv.get();
+    ASSERT(publicKey.type() == WebKit::WebCryptoKeyTypePublic);
+    ASSERT(privateKey.type() == WebKit::WebCryptoKeyTypePrivate);
+    return adoptRef(new KeyPair(Key::create(publicKey), Key::create(privateKey)));
 }
 
-AesCbcParams::AesCbcParams(const WebKit::WebCryptoAlgorithm& algorithm)
-    : Algorithm(algorithm)
+KeyPair::KeyPair(const PassRefPtr<Key>& publicKey, const PassRefPtr<Key>& privateKey)
+    : m_publicKey(publicKey)
+    , m_privateKey(privateKey)
 {
-    ASSERT(algorithm.aesCbcParams());
+    ASSERT(publicKey);
+    ASSERT(privateKey);
     ScriptWrappable::init(this);
 }
 
 } // namespace WebCore