Remove some dead code from rendering/ folder

Source/core/rendering/style/RenderStyle.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 1148 matching lines @@
     return rareNonInheritedData->m_animations.get();
 }
 
 CSSAnimationDataList* RenderStyle::accessTransitions()
 {
     if (!rareNonInheritedData.access()->m_transitions)
         rareNonInheritedData.access()->m_transitions = adoptPtrWillBeNoop(new CSSAnimationDataList());
     return rareNonInheritedData->m_transitions.get();
 }
 
-const CSSAnimationData* RenderStyle::transitionForProperty(CSSPropertyID property) const
-{
-    if (transitions()) {
-        for (size_t i = 0; i < transitions()->size(); ++i) {
-            const CSSAnimationData* p = transitions()->animation(i);
-            if (p->animationMode() == CSSAnimationData::AnimateAll || p->property() == property) {
-                return p;
-            }
-        }
-    }
-    return 0;
-}
-
 const Font& RenderStyle::font() const { return inherited->font; }
 const FontMetrics& RenderStyle::fontMetrics() const { return inherited->font.fontMetrics(); }
 const FontDescription& RenderStyle::fontDescription() const { return inherited->font.fontDescription(); }
 float RenderStyle::specifiedFontSize() const { return fontDescription().specifiedSize(); }
 float RenderStyle::computedFontSize() const { return fontDescription().computedSize(); }
 int RenderStyle::fontSize() const { return fontDescription().computedPixelSize(); }
 FontWeight RenderStyle::fontWeight() const { return fontDescription().weight(); }
 
 float RenderStyle::wordSpacing() const { return fontDescription().wordSpacing(); }
 float RenderStyle::letterSpacing() const { return fontDescription().letterSpacing(); }
@@ skipping 463 matching lines @@
     // right
     radiiSum = radii.topRight().height() + radii.bottomRight().height();
     if (radiiSum > rect.height())
         factor = std::min(rect.height() / radiiSum, factor);
 
     ASSERT(factor <= 1);
     return factor;
 }
 
 } // namespace WebCore