[webcrypto] Implement structured clone of keys (blink-side).

Source/modules/crypto/NormalizeAlgorithm.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 153 matching lines @@
     const AlgorithmInfo* lookupAlgorithmById(blink::WebCryptoAlgorithmId) const;
 
 private:
     AlgorithmRegistry();
 
     // Algorithm name to ID.
     typedef HashMap<String, blink::WebCryptoAlgorithmId, CaseFoldingHash> AlgorithmNameToIdMap;
     AlgorithmNameToIdMap m_algorithmNameToId;
 
     // Algorithm ID to information.
-    AlgorithmInfo m_algorithms[blink::NumberOfWebCryptoAlgorithmId];
+    AlgorithmInfo m_algorithms[blink::WebCryptoAlgorithmIdLast + 1];
 };
 
 AlgorithmRegistry& AlgorithmRegistry::instance()
 {
     DEFINE_STATIC_LOCAL(AlgorithmRegistry, registry, ());
     return registry;
 }
 
 const AlgorithmInfo* AlgorithmRegistry::lookupAlgorithmByName(const String& algorithmName) const
 {
@@ skipping 515 matching lines @@
     }
     return true;
 }
 
 const char* algorithmIdToName(blink::WebCryptoAlgorithmId id)
 {
     return AlgorithmRegistry::instance().lookupAlgorithmById(id)->algorithmName;
 }
 
 } // namespace WebCore