Expose crypto.getRandomValues() to workers.

Source/modules/crypto/Crypto.h

 /*
  * Copyright (C) 2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 25 matching lines @@
 #include "wtf/RefCounted.h"
 
 namespace WebCore {
 
 typedef int ExceptionCode;
 
 class Crypto : public ScriptWrappable, public RefCounted<Crypto> {
 public:
     static PassRefPtr<Crypto> create() { return adoptRef(new Crypto()); }
 
-    void getRandomValues(ArrayBufferView*, ExceptionCode&);
+    static void getRandomValues(ArrayBufferView*, ExceptionCode&);
 
     SubtleCrypto* subtle();
 
 private:
     Crypto();
 
     RefPtr<SubtleCrypto> m_subtleCrypto;
 };
 
 }
 
 #endif