Create a separate class to encapsulate ScopeInfo serialization....

src/factory.h

 // Copyright 2006-2008 the V8 project authors. 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
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 333 matching lines @@
 #undef SYMBOL_ACCESSOR
 
   static Handle<String> hidden_symbol() {
     return Handle<String>(&Heap::hidden_symbol_);
   }
 
   static Handle<SharedFunctionInfo> NewSharedFunctionInfo(
       Handle<String> name,
       int number_of_literals,
       Handle<Code> code,
-      Handle<Object> scope_info);
+      Handle<SerializedScopeInfo> scope_info);
   static Handle<SharedFunctionInfo> NewSharedFunctionInfo(Handle<String> name);
 
   static Handle<NumberDictionary> DictionaryAtNumberPut(
       Handle<NumberDictionary>,
       uint32_t key,
       Handle<Object> value);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   static Handle<DebugInfo> NewDebugInfo(Handle<SharedFunctionInfo> shared);
 #endif
@@ skipping 36 matching lines @@
   // Update the map cache in the global context with (keys, map)
   static Handle<MapCache> AddToMapCache(Handle<Context> context,
                                         Handle<FixedArray> keys,
                                         Handle<Map> map);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_FACTORY_H_