Replace pointers in ComputedStyle::*DataEquivalent functions with refs.

third_party/WebKit/Source/core/style/ComputedStyle.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 167 matching lines @@
   // layout subtree needs to be reattached
   if ((!old_style && new_style) || (old_style && !new_style))
     return kReattach;
 
   if (!old_style && !new_style)
     return kNoChange;
 
   if (old_style->Display() != new_style->Display() ||
       old_style->HasPseudoStyle(kPseudoIdFirstLetter) !=
           new_style->HasPseudoStyle(kPseudoIdFirstLetter) ||
-      !old_style->ContentDataEquivalent(new_style) ||
+      !old_style->ContentDataEquivalent(*new_style) ||
       old_style->HasTextCombine() != new_style->HasTextCombine())
     return kReattach;
 
   bool independent_equal = old_style->IndependentInheritedEqual(*new_style);
   bool non_independent_equal =
       old_style->NonIndependentInheritedEqual(*new_style);
   if (!independent_equal || !non_independent_equal) {
     if (non_independent_equal && !old_style->HasExplicitlyInheritedProperties())
       return kIndependentInherit;
     return kInherit;
@@ skipping 2231 matching lines @@
     if (value < 0)
       fvalue -= 0.5f;
     else
       fvalue += 0.5f;
   }
 
   return RoundForImpreciseConversion<int>(fvalue / zoom_factor);
 }
 
 }  // namespace blink