WebCrypto: Add the KeyPair interface.

Source/modules/crypto/KeyPair.h

 /*
  * 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 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * 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.
  */
 
-#ifndef Algorithm_h
-#define Algorithm_h
+#ifndef KeyPair_h
+#define KeyPair_h
 
 #include "bindings/v8/ScriptWrappable.h"
-#include "public/platform/WebCryptoAlgorithm.h"
 #include "wtf/Forward.h"
-#include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
+#include "wtf/RefPtr.h"
+
+namespace WebKit { class WebCryptoKey; }
 
 namespace WebCore {
 
-class Algorithm : public ScriptWrappable, public RefCounted<Algorithm> {
+class Key;
+
+class KeyPair : public ScriptWrappable, public RefCounted<KeyPair> {
 public:
-    static PassRefPtr<Algorithm> create(const WebKit::WebCryptoAlgorithm&);
+    static PassRefPtr<KeyPair> create(const WebKit::WebCryptoKey& publicKey, const WebKit::WebCryptoKey& privateKey);
 
-    String name();
-
-    WebKit::WebCryptoAlgorithmParamsType type() const { return m_algorithm.paramsType(); }
+    Key* publicKey() { return m_publicKey.get(); }
+    Key* privateKey() { return m_privateKey.get(); }
 
 protected:
-    explicit Algorithm(const WebKit::WebCryptoAlgorithm&);
+    KeyPair(const PassRefPtr<Key>& publicKey, const PassRefPtr<Key>& privateKey);
 
-    const WebKit::WebCryptoAlgorithm m_algorithm;
+    RefPtr<Key> m_publicKey;
+    RefPtr<Key> m_privateKey;
 };
 
 } // namespace WebCore
 
 #endif