Oilpan: add transition types to FileSystem APIs.

Source/modules/filesystem/DirectoryEntry.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 21 matching lines @@
 #include "modules/filesystem/DirectoryEntry.h"
 
 #include "core/fileapi/FileError.h"
 #include "core/html/VoidCallback.h"
 #include "modules/filesystem/DirectoryReader.h"
 #include "modules/filesystem/EntryCallback.h"
 #include "modules/filesystem/ErrorCallback.h"
 
 namespace WebCore {
 
-DirectoryEntry::DirectoryEntry(PassRefPtr<DOMFileSystemBase> fileSystem, const String& fullPath)
+DirectoryEntry::DirectoryEntry(PassRefPtrWillBeRawPtr<DOMFileSystemBase> fileSystem, const String& fullPath)
     : Entry(fileSystem, fullPath)
 {
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<DirectoryReader> DirectoryEntry::createReader()
+PassRefPtrWillBeRawPtr<DirectoryReader> DirectoryEntry::createReader()
 {
     return DirectoryReader::create(m_fileSystem, m_fullPath);
 }
 
 void DirectoryEntry::getFile(const String& path, const Dictionary& options, PassOwnPtr<EntryCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
 {
     FileSystemFlags flags(options);
     m_fileSystem->getFile(this, path, flags, successCallback, errorCallback);
 }
 
 void DirectoryEntry::getDirectory(const String& path, const Dictionary& options, PassOwnPtr<EntryCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
 {
     FileSystemFlags flags(options);
     m_fileSystem->getDirectory(this, path, flags, successCallback, errorCallback);
 }
 
 void DirectoryEntry::removeRecursively(PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback) const
 {
     m_fileSystem->removeRecursively(this, successCallback, errorCallback);
 }
 
+void DirectoryEntry::trace(Visitor* visitor)
+{
+    Entry::trace(visitor);
 }
+
+}