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diff --git a/WebCore/fileapi/EntryBase.h b/WebCore/fileapi/EntryBase.h
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+/*
+ * 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
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EntryBase_h
+#define EntryBase_h
+
+#if ENABLE(FILE_SYSTEM)
+
+#include "DOMFilePath.h"
+#include "PlatformString.h"
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefCounted.h>
+
+namespace WebCore {
+
+class DOMFileSystemBase;
+class EntrySync;
+
+// A common base class for Entry and EntrySync.
+class EntryBase : public RefCounted<EntryBase> {
+public:
+    virtual ~EntryBase() { }
+
+    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; }
+
+protected:
+    EntryBase(PassRefPtr<DOMFileSystemBase> fileSystem, const String& fullPath)
+        : m_fileSystem(fileSystem)
+        , m_fullPath(fullPath)
+        , m_name(DOMFilePath::getName(fullPath))
+    {
+    }
+
+    friend class EntrySync;
+
+    RefPtr<DOMFileSystemBase> m_fileSystem;
+
+    // This is a virtual path.
+    String m_fullPath;
+
+    String m_name;
+};
+
+}
+
+#endif // ENABLE(FILE_SYSTEM)
+
+#endif // EntryBase_h