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diff --git a/Source/WebKit2/Shared/API/APIFrameHandle.h b/Source/WebKit2/Shared/API/APIFrameHandle.h
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+++ b/Source/WebKit2/Shared/API/APIFrameHandle.h
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+/*
+ * Copyright (C) 2013 Apple 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 INC. 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 INC. 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 APIFrameHandle_h
+#define APIFrameHandle_h
+
+#include "APIObject.h"
+#include <wtf/Ref.h>
+
+namespace IPC {
+class Decoder;
+class Encoder;
+}
+
+namespace API {
+
+class FrameHandle : public ObjectImpl<Object::Type::FrameHandle> {
+public:
+    static Ref<FrameHandle> create(uint64_t frameID);
+    static Ref<FrameHandle> createAutoconverting(uint64_t frameID);
+
+    explicit FrameHandle(uint64_t frameID, bool isAutoconverting);
+    virtual ~FrameHandle();
+
+    uint64_t frameID() const { return m_frameID; }
+    bool isAutoconverting() const { return m_isAutoconverting; }
+
+    void encode(IPC::Encoder&) const;
+    static bool decode(IPC::Decoder&, RefPtr<Object>&);
+
+private:
+    const uint64_t m_frameID;
+    const bool m_isAutoconverting;
+};
+
+} // namespace API
+
+#endif // APIFrameHandle_h