InlinedVisitor: Migrate filesystem to use inlined tracing

Source/modules/filesystem/EntryBase.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 36 matching lines @@
     DOMFileSystemBase* filesystem() const { return m_fileSystem.get(); }
 
     virtual bool isFile() const { return false; }
     virtual bool isDirectory() const { return false; }
 
     const String& fullPath() const { return m_fullPath; }
     const String& name() const { return m_name; }
 
     String toURL() const;
 
-    virtual void trace(Visitor*);
+    DECLARE_VIRTUAL_TRACE();
 
 protected:
     EntryBase(DOMFileSystemBase*, const String& fullPath);
     friend class EntrySync;
 
     Member<DOMFileSystemBase> m_fileSystem;
 
     // This is a virtual path.
     const String m_fullPath;
     const String m_name;
 
     mutable String m_cachedURL;
 };
 
 }
 
 #endif // EntryBase_h