Oilpan: Enable oilpan for callback classes

Source/modules/filesystem/DirectoryReaderSync.cpp

 /*
  * 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 47 matching lines @@
         m_reader->addEntries(syncEntries);
     }
 
     virtual void trace(Visitor* visitor) OVERRIDE
     {
         visitor->trace(m_reader);
         EntriesCallback::trace(visitor);
     }
 
 private:
-    PersistentWillBeMember<DirectoryReaderSync> m_reader;
+    Member<DirectoryReaderSync> m_reader;
 };
 
 class DirectoryReaderSync::ErrorCallbackHelper FINAL : public ErrorCallback {
 public:
     explicit ErrorCallbackHelper(DirectoryReaderSync* reader)
         : m_reader(reader)
     {
     }
 
     virtual void handleEvent(FileError* error) OVERRIDE
     {
         m_reader->setError(error->code());
     }
 
     virtual void trace(Visitor* visitor) OVERRIDE
     {
         visitor->trace(m_reader);
         ErrorCallback::trace(visitor);
     }
 
 private:
-    PersistentWillBeMember<DirectoryReaderSync> m_reader;
+    Member<DirectoryReaderSync> m_reader;
 };
 
 DirectoryReaderSync::DirectoryReaderSync(DOMFileSystemBase* fileSystem, const String& fullPath)
     : DirectoryReaderBase(fileSystem, fullPath)
     , m_callbacksId(0)
     , m_errorCode(FileError::OK)
 {
 }
 
 DirectoryReaderSync::~DirectoryReaderSync()
 {
 }
 
 EntrySyncHeapVector DirectoryReaderSync::readEntries(ExceptionState& exceptionState)
 {
     if (!m_callbacksId) {
-        m_callbacksId = filesystem()->readDirectory(this, m_fullPath, adoptPtrWillBeNoop(new EntriesCallbackHelper(this)), adoptPtrWillBeNoop(new ErrorCallbackHelper(this)), DOMFileSystemBase::Synchronous);
+        m_callbacksId = filesystem()->readDirectory(this, m_fullPath, new EntriesCallbackHelper(this), new ErrorCallbackHelper(this), DOMFileSystemBase::Synchronous);
     }
 
     if (m_errorCode == FileError::OK && m_hasMoreEntries && m_entries.isEmpty())
         m_fileSystem->waitForAdditionalResult(m_callbacksId);
 
     if (m_errorCode != FileError::OK) {
         FileError::throwDOMException(exceptionState, m_errorCode);
         return EntrySyncHeapVector();
     }
 
     EntrySyncHeapVector result;
     result.swap(m_entries);
     return result;
 }
 
 void DirectoryReaderSync::trace(Visitor* visitor)
 {
     visitor->trace(m_entries);
     DirectoryReaderBase::trace(visitor);
 }
 
 } // namespace