Remove some dead code from rendering/ folder

Source/core/rendering/style/RenderStyle.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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
@@ skipping 889 matching lines @@
     // Apple-specific property getter methods
     EPointerEvents pointerEvents() const { return static_cast<EPointerEvents>(inherited_flags._pointerEvents); }
     const CSSAnimationDataList* animations() const { return rareNonInheritedData->m_animations.get(); }
     const CSSAnimationDataList* transitions() const { return rareNonInheritedData->m_transitions.get(); }
 
     CSSAnimationDataList* accessAnimations();
     CSSAnimationDataList* accessTransitions();
 
     bool hasAnimations() const { return rareNonInheritedData->m_animations && rareNonInheritedData->m_animations->size() > 0; }
 
-    // return the first found Animation (including 'all' transitions)
-    const CSSAnimationData* transitionForProperty(CSSPropertyID) const;
-
     ETransformStyle3D transformStyle3D() const { return static_cast<ETransformStyle3D>(rareNonInheritedData->m_transformStyle3D); }
     bool preserves3D() const { return rareNonInheritedData->m_transformStyle3D == TransformStyle3DPreserve3D; }
 
     EBackfaceVisibility backfaceVisibility() const { return static_cast<EBackfaceVisibility>(rareNonInheritedData->m_backfaceVisibility); }
     float perspective() const { return rareNonInheritedData->m_perspective; }
     bool hasPerspective() const { return rareNonInheritedData->m_perspective > 0; }
     const Length& perspectiveOriginX() const { return rareNonInheritedData->m_perspectiveOriginX; }
     const Length& perspectiveOriginY() const { return rareNonInheritedData->m_perspectiveOriginY; }
     const LengthSize& pageSize() const { return rareNonInheritedData->m_pageSize; }
     PageSizeType pageSizeType() const { return static_cast<PageSizeType>(rareNonInheritedData->m_pageSizeType); }
@@ skipping 945 matching lines @@
 inline bool RenderStyle::hasPseudoElementStyle() const
 {
     return noninherited_flags._pseudoBits & PSEUDO_ELEMENT_MASK;
 }
 
 float calcBorderRadiiConstraintScaleFor(const FloatRect&, const FloatRoundedRect::Radii&);
 
 } // namespace WebCore
 
 #endif // RenderStyle_h