WebCrypto: Add crypto.subtle.verify() to the platform interfaces.

Source/modules/crypto/CryptoOperation.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 68 matching lines @@
     void process(const void* bytes, size_t);
 
     ScriptObject finish();
     ScriptObject abort();
 
     // WebCryptoOperationResultPrivate implementation.
     virtual void initializationFailed() OVERRIDE;
     virtual void initializationSucceeded(WebKit::WebCryptoOperation*) OVERRIDE;
     virtual void completeWithError() OVERRIDE;
     virtual void completeWithArrayBuffer(const WebKit::WebArrayBuffer&) OVERRIDE;
+    virtual void completeWithBoolean(bool) OVERRIDE;
     virtual void ref() OVERRIDE;
     virtual void deref() OVERRIDE;
 
 private:
     enum State {
         // Constructing the WebCryptoOperationImpl.
         Initializing,
 
         // Accepting calls to process().
         Processing,
@@ skipping 39 matching lines @@
 
     WebKit::WebCryptoAlgorithm m_algorithm;
     RefPtr<Algorithm> m_algorithmNode;
 
     RefPtr<CryptoOperationImpl> m_impl;
 };
 
 } // namespace WebCore
 
 #endif