CSS Custom Properties (Variables)

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
  * License as published by the Free Software Foundation; either
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     TextAlignLast textAlignLast() const { return static_cast<TextAlignLast>(rareInheritedData->m_textAlignLast); }
     TextJustify textJustify() const { return static_cast<TextJustify>(rareInheritedData->m_textJustify); }
     ETextTransform textTransform() const { return static_cast<ETextTransform>(inherited_flags._text_transform); }
     TextDecoration textDecorationsInEffect() const;
     const Vector<AppliedTextDecoration>& appliedTextDecorations() const;
     TextDecoration textDecoration() const { return static_cast<TextDecoration>(visual->textDecoration); }
     TextUnderlinePosition textUnderlinePosition() const { return static_cast<TextUnderlinePosition>(rareInheritedData->m_textUnderlinePosition); }
     TextDecorationStyle textDecorationStyle() const { return static_cast<TextDecorationStyle>(rareNonInheritedData->m_textDecorationStyle); }
     float wordSpacing() const;
     float letterSpacing() const;
+    StyleVariableData* variables() const;
+    void setVariables(PassRefPtr<StyleVariableData>);
+
+    void setVariable(const AtomicString&, CSSVariableData*);
+    void removeVariable(const AtomicString&);
 
     float zoom() const { return visual->m_zoom; }
     float effectiveZoom() const { return rareInheritedData->m_effectiveZoom; }
 
     TextDirection direction() const { return static_cast<TextDirection>(inherited_flags._direction); }
     bool isLeftToRightDirection() const { return direction() == LTR; }
     bool selfOrAncestorHasDirAutoAttribute() const { return rareInheritedData->m_selfOrAncestorHasDirAutoAttribute; }
 
     const Length& specifiedLineHeight() const;
     Length lineHeight() const;
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     static EImageRendering initialImageRendering() { return ImageRenderingAuto; }
     static ImageResolutionSource initialImageResolutionSource() { return ImageResolutionSpecified; }
     static ImageResolutionSnap initialImageResolutionSnap() { return ImageResolutionNoSnap; }
     static float initialImageResolution() { return 1; }
     static StyleImage* initialBorderImageSource() { return 0; }
     static StyleImage* initialMaskBoxImageSource() { return 0; }
     static PrintColorAdjust initialPrintColorAdjust() { return PrintColorAdjustEconomy; }
     static TouchAction initialTouchAction() { return TouchActionAuto; }
     static ShadowList* initialBoxShadow() { return 0; }
     static ShadowList* initialTextShadow() { return 0; }
+    static StyleVariableData* initialVariables() { return nullptr; }
     static ScrollBehavior initialScrollBehavior() { return ScrollBehaviorAuto; }
     static WebScrollBlocksOn initialScrollBlocksOn() { return WebScrollBlocksOnNone; }
     static ScrollSnapType initialScrollSnapType() { return ScrollSnapTypeNone; }
     static ScrollSnapPoints initialScrollSnapPointsX() { return ScrollSnapPoints(); }
     static ScrollSnapPoints initialScrollSnapPointsY() { return ScrollSnapPoints(); }
     static LengthPoint initialScrollSnapDestination() { return LengthPoint(Length(0, Fixed), Length(0, Fixed)); }
     static Vector<LengthPoint> initialScrollSnapCoordinate() { return Vector<LengthPoint>(); }
 
     // The initial value is 'none' for grid tracks.
     static Vector<GridTrackSize> initialGridTemplateColumns() { return Vector<GridTrackSize>(); }
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 }
 
 inline bool ComputedStyle::hasPseudoElementStyle() const
 {
     return noninherited_flags.pseudoBits & PSEUDO_ELEMENT_MASK;
 }
 
 } // namespace blink
 
 #endif // ComputedStyle_h