[webcrypto] Add the KeyAlgorithm interface.

Source/modules/crypto/RsaKeyAlgorithm.h

 /*
  * Copyright (C) 2014 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 InstallPhaseEvent_h
-#define InstallPhaseEvent_h
+#ifndef RsaKeyAlgorithm_h
+#define RsaKeyAlgorithm_h
 
-#include "bindings/v8/ScriptValue.h"
-#include "core/events/Event.h"
+#include "modules/crypto/KeyAlgorithm.h"
 
 namespace WebCore {
 
-class WaitUntilObserver;
+class RsaKeyAlgorithm : public KeyAlgorithm {
+public:
+    ~RsaKeyAlgorithm();
 
-class InstallPhaseEvent : public Event {
-public:
-    static PassRefPtr<InstallPhaseEvent> create();
+    static PassRefPtrWillBeRawPtr<RsaKeyAlgorithm> create(const blink::WebCryptoKeyAlgorithm&);
 
-    virtual ~InstallPhaseEvent();
-
-    void waitUntil(const ScriptValue&);
+    unsigned modulusLength();
+    Uint8Array* publicExponent();
 
     virtual void trace(Visitor*) OVERRIDE;
 
 protected:
-    InstallPhaseEvent();
-    InstallPhaseEvent(const AtomicString& type, const EventInit&, PassRefPtr<WaitUntilObserver>);
+    explicit RsaKeyAlgorithm(const blink::WebCryptoKeyAlgorithm&);
 
-    RefPtr<WaitUntilObserver> m_observer;
+private:
+    RefPtr<Uint8Array> m_publicExponent;
 };
 
+DEFINE_KEY_ALGORITHM_TYPE_CASTS(RsaKeyAlgorithm);
+
 } // namespace WebCore
 
-#endif // InstallPhaseEvent_h
+#endif