Reland: Reland: Implement new Blink IDL attribute [SetReference]

Source/bindings/v8/ScriptWrappable.h

 /*
  * Copyright (C) 2010 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 132 matching lines @@
         return ScriptWrappable::getUnsafeWrapperFromObject(object).setReturnValue(returnValue);
     }
 
 protected:
     ~ScriptWrappable()
     {
         ASSERT(m_wrapperOrTypeInfo);  // Assert initialization via init() even if not subsequently wrapped.
         m_wrapperOrTypeInfo = 0;      // Break UAF attempts to wrap.
     }
 
-private:
+public://private:

[haraken, 2013/10/10 06:08:32]

Fix this.

[kouhei (in TOK), 2013/10/10 06:20:02]

Done.

     // For calling unsafePersistent and getWrapperFromObject.
     friend class MinorGCWrapperVisitor;
     friend class DOMDataStore;
 
     UnsafePersistent<v8::Object> unsafePersistent() const
     {
         v8::Object* object = containsWrapper() ? reinterpret_cast<v8::Object*>(m_wrapperOrTypeInfo & ~1) : 0;
         return UnsafePersistent<v8::Object>(object);
     }
 
@@ skipping 37 matching lines @@
         // FIXME: I noticed that 50%~ of minor GC cycle times can be consumed
         // inside key->deref(), which causes Node destructions. We should
         // make Node destructions incremental.
         info->derefObject(object);
     }
 };
 
 } // namespace WebCore
 
 #endif // ScriptWrappable_h