Removed stray declared method.

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 1793 matching lines @@
     Color floodColor() const { return svgStyle().floodColor(); }
     Color lightingColor() const { return svgStyle().lightingColor(); }
 
     void appendContent(PassOwnPtr<ContentData>);
     void addAppliedTextDecoration(const AppliedTextDecoration&);
 
     bool diffNeedsFullLayoutAndPaintInvalidation(const RenderStyle& other) const;
     bool diffNeedsFullLayout(const RenderStyle& other) const;
     bool diffNeedsPaintInvalidationLayer(const RenderStyle& other) const;
     bool diffNeedsPaintInvalidationObject(const RenderStyle& other) const;
-    bool diffNeedsRecompositeLayer(const RenderStyle& other) const;
     void updatePropertySpecificDifferences(const RenderStyle& other, StyleDifference&) const;
 };
 
 // FIXME: Reduce/remove the dependency on zoom adjusted int values.
 // The float or LayoutUnit versions of layout values should be used.
 inline int adjustForAbsoluteZoom(int value, float zoomFactor)
 {
     if (zoomFactor == 1)
         return value;
     // Needed because computeLengthInt truncates (rather than rounds) when scaling up.
@@ skipping 85 matching lines @@
 inline bool RenderStyle::hasPseudoElementStyle() const
 {
     return noninherited_flags.pseudoBits & PSEUDO_ELEMENT_MASK;
 }
 
 float calcBorderRadiiConstraintScaleFor(const FloatRect&, const FloatRoundedRect::Radii&);
 
 } // namespace blink
 
 #endif // RenderStyle_h