Enable Oilpan by default in modules/filesystem/

Source/web/WebDOMFileSystem.cpp

 /*
  * Copyright (C) 2013 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 54 matching lines @@
 }
 
 WebDOMFileSystem WebDOMFileSystem::create(
     WebLocalFrame* frame,
     WebFileSystemType type,
     const WebString& name,
     const WebURL& rootURL,
     SerializableType serializableType)
 {
     ASSERT(frame && toWebLocalFrameImpl(frame)->frame());
-    RefPtrWillBeRawPtr<DOMFileSystem> domFileSystem = DOMFileSystem::create(toWebLocalFrameImpl(frame)->frame()->document(), name, static_cast<WebCore::FileSystemType>(type), rootURL);
+    DOMFileSystem* domFileSystem = DOMFileSystem::create(toWebLocalFrameImpl(frame)->frame()->document(), name, static_cast<WebCore::FileSystemType>(type), rootURL);
     if (serializableType == SerializableTypeSerializable)
         domFileSystem->makeClonable();
     return WebDOMFileSystem(domFileSystem);
 }
 
 void WebDOMFileSystem::reset()
 {
     m_private.reset();
 }
 
@@ skipping 64 matching lines @@
     v8::Isolate* isolate)
 {
     if (!m_private.get())
         return v8::Handle<v8::Value>();
     if (entryType == EntryTypeDirectory)
         return toV8(DirectoryEntry::create(m_private.get(), path), creationContext, isolate);
     ASSERT(entryType == EntryTypeFile);
     return toV8(FileEntry::create(m_private.get(), path), creationContext, isolate);
 }
 
-WebDOMFileSystem::WebDOMFileSystem(const PassRefPtrWillBeRawPtr<DOMFileSystem>& domFileSystem)
+WebDOMFileSystem::WebDOMFileSystem(DOMFileSystem* domFileSystem)
     : m_private(domFileSystem)
 {
 }
 
-WebDOMFileSystem& WebDOMFileSystem::operator=(const PassRefPtrWillBeRawPtr<WebCore::DOMFileSystem>& domFileSystem)
+WebDOMFileSystem& WebDOMFileSystem::operator=(const WebCore::DOMFileSystem*& domFileSystem)
 {
-    m_private = domFileSystem;
+    // FIXME: Oilpan: WebPrivatePtr<> should be able to handle 'const' pointer assignments.
+    m_private = const_cast<WebCore::DOMFileSystem*>(domFileSystem);
     return *this;
 }
 
 } // namespace blink