Generate StyleBackgroundData in ComputedStyleBase.

third_party/WebKit/Source/core/style/ComputedStyle.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
@@ skipping 163 matching lines @@
   friend class ColorPropertyFunctions;
 
   // FIXME: When we stop resolving currentColor at style time, these can be
   // removed.
   friend class CSSToStyleMap;
   friend class FilterOperationResolver;
   friend class StyleBuilderConverter;
   friend class StyleResolverState;
   friend class StyleResolver;
 
- private:
-  class StyleBackgroundData : public RefCountedCopyable<StyleBackgroundData> {
-   public:
-    static PassRefPtr<StyleBackgroundData> Create() {
-      return AdoptRef(new StyleBackgroundData);
-    }
-    PassRefPtr<StyleBackgroundData> Copy() const {
-      return AdoptRef(new StyleBackgroundData(*this));
-    }
-
-    bool operator==(const StyleBackgroundData& other) const {
-      return background_ == other.background_ &&
-             background_color_ == other.background_color_;
-    }
-    bool operator!=(const StyleBackgroundData& other) const {
-      return !(*this == other);
-    }
-
-    FillLayer background_;
-    StyleColor background_color_;
-
-   private:
-    StyleBackgroundData()
-        : background_(FillLayer(kBackgroundFillLayer, true)),
-          background_color_(Color::kTransparent) {}
-
-    StyleBackgroundData(const StyleBackgroundData&) = default;
-  };
-
  protected:
   // non-inherited attributes
   DataRef<StyleBoxData> box_data_;
   DataRef<StyleVisualData> visual_data_;
-  DataRef<StyleBackgroundData> background_data_;
   DataRef<StyleRareNonInheritedData> rare_non_inherited_data_;
 
   // inherited attributes
   DataRef<StyleRareInheritedData> rare_inherited_data_;
   DataRef<StyleInheritedData> inherited_data_;
 
   // list of associated pseudo styles
   std::unique_ptr<PseudoStyleCache> cached_pseudo_styles_;
 
   DataRef<SVGComputedStyle> svg_style_;
@@ skipping 3488 matching lines @@
       PseudoBitsInternal() | 1 << (pseudo - kFirstPublicPseudoId)));
 }
 
 inline bool ComputedStyle::HasPseudoElementStyle() const {
   return PseudoBitsInternal() & kElementPseudoIdMask;
 }
 
 }  // namespace blink
 
 #endif  // ComputedStyle_h