Use generated copy and compare for OriginalDisplay in ComputedStyle.

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 326 matching lines @@
   visual_ = other.visual_;
   background_ = other.background_;
   surround_ = other.surround_;
   rare_non_inherited_data_ = other.rare_non_inherited_data_;
 
   // The flags are copied one-by-one because they contain
   // bunch of stuff other than real style data.
   // See comments for each skipped flag below.
 
   // These are not generated in ComputedStyleBase
-  SetOriginalDisplay(other.OriginalDisplay());
   SetVerticalAlign(other.VerticalAlign());
   SetHasViewportUnits(other.HasViewportUnits());
   SetHasRemUnitsInternal(other.HasRemUnits());
 
   // Correctly set during selector matching:
   // m_styleType
   // m_pseudoBits
 
   // Set correctly while computing style for children:
   // m_explicitInheritance
@@ skipping 113 matching lines @@
          rare_inherited_data_ == other.rare_inherited_data_;
 }
 
 bool ComputedStyle::LoadingCustomFontsEqual(const ComputedStyle& other) const {
   return GetFont().LoadingCustomFonts() == other.GetFont().LoadingCustomFonts();
 }
 
 bool ComputedStyle::NonInheritedEqual(const ComputedStyle& other) const {
   // compare everything except the pseudoStyle pointer
   return ComputedStyleBase::NonInheritedEqual(other) &&
-         OriginalDisplay() ==
-             other.OriginalDisplay() &&  // Not generated in ComputedStyleBase
          VerticalAlign() == other.VerticalAlign() &&  // Not generated in
                                                       // ComputedStyleBase
          box_ == other.box_ &&
          visual_ == other.visual_ && background_ == other.background_ &&
          surround_ == other.surround_ &&
          rare_non_inherited_data_ == other.rare_non_inherited_data_ &&
          svg_style_->NonInheritedEqual(*other.svg_style_);
 }
 
 bool ComputedStyle::InheritedDataShared(const ComputedStyle& other) const {
@@ skipping 2011 matching lines @@
     if (value < 0)
       fvalue -= 0.5f;
     else
       fvalue += 0.5f;
   }
 
   return RoundForImpreciseConversion<int>(fvalue / zoom_factor);
 }
 
 }  // namespace blink