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diff --git a/WebCore/rendering/RenderListBox.h b/WebCore/rendering/RenderListBox.h
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+/*
+ * This file is part of the select element renderer in WebCore.
+ *
+ * Copyright (C) 2006, 2007 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. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") 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 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 RenderListBox_h
+#define RenderListBox_h
+
+#include "RenderBlock.h"
+#include "ScrollBar.h"
+
+namespace WebCore {
+
+class HTMLSelectElement;
+
+class RenderListBox : public RenderBlock, private ScrollbarClient {
+public:
+    RenderListBox(HTMLSelectElement*);
+    ~RenderListBox();
+
+    virtual const char* renderName() const { return "RenderListBox"; }
+
+    virtual bool isListBox() const { return true; }
+
+    virtual void setStyle(RenderStyle*);
+    virtual void updateFromElement();
+
+    virtual bool canHaveChildren() const { return false; }
+
+    virtual bool hasControlClip() const { return true; }
+    virtual void paintObject(PaintInfo&, int tx, int ty);
+    virtual IntRect controlClipRect(int tx, int ty) const;
+
+    virtual bool isPointInOverflowControl(HitTestResult&, int x, int y, int tx, int ty);
+
+    virtual bool scroll(ScrollDirection, ScrollGranularity, float multiplier = 1.0f);
+    virtual bool isScrollable() const;
+
+    virtual void calcPrefWidths();
+    virtual short baselinePosition(bool firstLine, bool isRootLineBox) const;
+    virtual void calcHeight();
+
+    virtual void layout();
+
+    void selectionChanged();
+
+    void setOptionsChanged(bool changed) { m_optionsChanged = changed; }
+
+    int listIndexAtOffset(int x, int y);
+
+    bool scrollToRevealElementAtListIndex(int index);
+
+    virtual bool shouldAutoscroll() const { return true; }
+    virtual void autoscroll();
+    virtual void stopAutoscroll();
+
+    virtual int verticalScrollbarWidth() const;
+    virtual int scrollLeft() const;
+    virtual int scrollTop() const;
+    virtual int scrollWidth() const;
+    virtual int scrollHeight() const;
+    virtual void setScrollLeft(int);
+    virtual void setScrollTop(int);
+
+private:
+    // ScrollbarClient interface.
+    virtual void valueChanged(Scrollbar*);
+    virtual IntRect windowClipRect() const;
+    virtual bool isActive() const;
+
+    int itemHeight() const;
+    void valueChanged(unsigned listIndex);
+    int size() const;
+    int numVisibleItems() const;
+    int numItems() const;
+    int listHeight() const;
+    IntRect itemBoundingBoxRect(int tx, int ty, int index);
+    void paintScrollbar(PaintInfo&);
+    void paintItemForeground(PaintInfo&, int tx, int ty, int listIndex);
+    void paintItemBackground(PaintInfo&, int tx, int ty, int listIndex);
+    bool listIndexIsVisible(int index);
+    void scrollToRevealSelection();
+
+    bool m_optionsChanged;
+    bool m_scrollToRevealSelectionAfterLayout;
+    bool m_inAutoscroll;
+    int m_optionsWidth;
+    int m_indexOffset;
+
+    RefPtr<Scrollbar> m_vBar;
+};
+
+} // namepace WebCore
+
+#endif // RenderListBox_h