[oilpan] Figure out lifetime of remaining Node raw pointers (Part 2)

Source/bindings/v8/custom/V8HTMLSelectElementCustom.cpp

 /*
  * Copyright (C) 2009 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 55 matching lines @@
 
 v8::Handle<v8::Value> V8HTMLSelectElement::removeMethodCustom(const v8::Arguments& args)
 {
     HTMLSelectElement* imp = V8HTMLSelectElement::toNative(args.Holder());
     return removeElement(imp, args);
 }
 
 v8::Handle<v8::Value> removeElement(HTMLSelectElement* imp, const v8::Arguments& args) 
 {
     if (V8HTMLOptionElement::HasInstance(args[0], args.GetIsolate(), worldType(args.GetIsolate()))) {
-        HTMLOptionElement* element = V8HTMLOptionElement::toNative(v8::Handle<v8::Object>::Cast(args[0]));
+        Handle<HTMLOptionElement> element = adoptRawResult(V8HTMLOptionElement::toNative(v8::Handle<v8::Object>::Cast(args[0])));
         imp->remove(element->index());
         return v8::Undefined();
     }
 
     imp->remove(toInt32(args[0]));
     return v8::Undefined();
 }
 
 } // namespace WebCore