Expand IntrinsicSizingInfo for SVG

third_party/WebKit/Source/core/layout/svg/LayoutSVGRoot.h

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2009 Google, Inc.  All rights reserved.
  * Copyright (C) 2009 Apple Inc. 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 10 matching lines @@
  */
 
 #ifndef LayoutSVGRoot_h
 #define LayoutSVGRoot_h
 
 #include "core/layout/LayoutReplaced.h"
 
 namespace blink {
 
 class SVGElement;
+class SVGSVGElement;
 
 class LayoutSVGRoot final : public LayoutReplaced {
 public:
     explicit LayoutSVGRoot(SVGElement*);
     ~LayoutSVGRoot() override;
 
     bool isEmbeddedThroughSVGImage() const;
     bool isEmbeddedThroughFrameContainingSVGDocument() const;
 
     void computeIntrinsicSizingInfo(IntrinsicSizingInfo&) const override;
@@ skipping 66 matching lines @@
     const LayoutObject* pushMappingToContainer(const LayoutBoxModelObject* ancestorToStopAt, LayoutGeometryMap&) const override;
 
     bool canBeSelectionLeaf() const override { return false; }
     bool canHaveChildren() const override { return true; }
 
     void descendantIsolationRequirementsChanged(DescendantIsolationState) final;
 
     void updateCachedBoundaries();
     void buildLocalToBorderBoxTransform();
 
-    FloatSize calculateIntrinsicSize() const;
+    static FloatSize calculateIntrinsicSize(SVGSVGElement*);

[fs, 2016/02/09 18:37:54]

Nit: Could this be local to LayoutSVGRoot.cpp even? Also, const SVGSVGElement&?

[davve, 2016/02/11 08:52:37]

Done.

 
     LayoutObjectChildList m_children;
     IntSize m_containerSize;
     FloatRect m_objectBoundingBox;
     bool m_objectBoundingBoxValid;
     FloatRect m_strokeBoundingBox;
     FloatRect m_paintInvalidationBoundingBox;
     mutable AffineTransform m_localToParentTransform;
     AffineTransform m_localToBorderBoxTransform;
     bool m_isLayoutSizeChanged : 1;
     bool m_needsBoundariesOrTransformUpdate : 1;
     bool m_hasBoxDecorationBackground : 1;
     mutable bool m_hasNonIsolatedBlendingDescendants : 1;
     mutable bool m_hasNonIsolatedBlendingDescendantsDirty : 1;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGRoot, isSVGRoot());
 
 } // namespace blink
 
 #endif // LayoutSVGRoot_h