Minor Refactor in RenderListBox

Source/core/rendering/RenderListBox.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  *               2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * 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.
@@ skipping 613 matching lines @@
 bool RenderListBox::listIndexIsVisible(int index)
 {
     return index >= m_indexOffset && index < m_indexOffset + numVisibleItems();
 }
 
 bool RenderListBox::scroll(ScrollDirection direction, ScrollGranularity granularity, float multiplier)
 {
     return ScrollableArea::scroll(direction, granularity, multiplier);
 }
 
-void RenderListBox::valueChanged(unsigned listIndex)
-{
-    HTMLSelectElement* element = selectElement();
-    element->setSelectedIndex(element->listToOptionIndex(listIndex));
-    element->dispatchFormControlChangeEvent();
-}
-
 int RenderListBox::scrollSize(ScrollbarOrientation orientation) const
 {
     return orientation == VerticalScrollbar ? (numItems() - numVisibleItems()) : 0;
 }
 
 IntPoint RenderListBox::scrollPosition() const
 {
     return IntPoint(0, m_indexOffset);
 }
 
@@ skipping 299 matching lines @@
 
     if (m_vBar)
         m_vBar->styleChanged();
 
     // Force an update since we know the scrollbars have changed things.
     if (document().hasAnnotatedRegions())
         document().setAnnotatedRegionsDirty(true);
 }
 
 } // namespace WebCore