Common up SVG transform "change detection" (classification)

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

 /*
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 22 matching lines @@
 
     bool isChildAllowed(LayoutObject*, const ComputedStyle&) const override;
 
     bool isOfType(LayoutObjectType type) const override { return type == LayoutObjectSVGTransformableContainer || LayoutSVGContainer::isOfType(type); }
     const AffineTransform& localToSVGParentTransform() const override { return m_localTransform; }
     const FloatSize& additionalTranslation() const { return m_additionalTranslation; }
 
     void setNeedsTransformUpdate() override;
 
 private:
-    TransformChange calculateLocalTransform() override;
+    SVGTransformChange calculateLocalTransform() override;
     AffineTransform localSVGTransform() const override { return m_localTransform; }
 
     bool m_needsTransformUpdate : 1;
     AffineTransform m_localTransform;
     FloatSize m_additionalTranslation;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGTransformableContainer, isSVGTransformableContainer());
 
 } // namespace blink
 
 #endif // LayoutSVGTransformableContainer_h