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diff --git a/Source/WebKit/chromium/src/IDBIndexBackendProxy.h b/Source/WebKit/chromium/src/IDBIndexBackendProxy.h
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+/*
+ * Copyright (C) 2011 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:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 IDBIndexBackendProxy_h
+#define IDBIndexBackendProxy_h
+
+#if ENABLE(INDEXED_DATABASE)
+
+#include "IDBIndexBackendInterface.h"
+#include <wtf/OwnPtr.h>
+#include <wtf/PassOwnPtr.h>
+
+namespace WebKit {
+
+class WebIDBIndex;
+
+class IDBIndexBackendProxy : public WebCore::IDBIndexBackendInterface {
+public:
+    static PassRefPtr<IDBIndexBackendInterface> create(PassOwnPtr<WebIDBIndex>);
+    virtual ~IDBIndexBackendProxy();
+
+    virtual String name();
+    virtual String storeName();
+    virtual String keyPath();
+    virtual bool unique();
+
+    virtual void openCursor(PassRefPtr<WebCore::IDBKeyRange>, unsigned short direction, PassRefPtr<WebCore::IDBCallbacks>, WebCore::IDBTransactionBackendInterface*, WebCore::ExceptionCode&);
+    virtual void openKeyCursor(PassRefPtr<WebCore::IDBKeyRange>, unsigned short direction, PassRefPtr<WebCore::IDBCallbacks>, WebCore::IDBTransactionBackendInterface*, WebCore::ExceptionCode&);
+    virtual void get(PassRefPtr<WebCore::IDBKey>, PassRefPtr<WebCore::IDBCallbacks>, WebCore::IDBTransactionBackendInterface*, WebCore::ExceptionCode&);
+    virtual void getKey(PassRefPtr<WebCore::IDBKey>, PassRefPtr<WebCore::IDBCallbacks>, WebCore::IDBTransactionBackendInterface*, WebCore::ExceptionCode&);
+
+private:
+    IDBIndexBackendProxy(PassOwnPtr<WebIDBIndex>);
+
+    OwnPtr<WebIDBIndex> m_webIDBIndex;
+};
+
+} // namespace WebKit
+
+#endif
+
+#endif // IDBIndexBackendProxy_h