getScreenCTM on <use> should not include the additional translation

third_party/WebKit/Source/core/svg/SVGSVGElement.h

 /*
  * Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org>
  * Copyright (C) 2014 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.
  *
@@ skipping 139 matching lines @@
   StaticNodeList* CollectIntersectionOrEnclosureList(
       const FloatRect&,
       SVGElement*,
       GeometryMatchingMode) const;
 
   Member<SVGAnimatedLength> x_;
   Member<SVGAnimatedLength> y_;
   Member<SVGAnimatedLength> width_;
   Member<SVGAnimatedLength> height_;
 
-  AffineTransform LocalCoordinateSpaceTransform() const override;
+  AffineTransform LocalCoordinateSpaceTransform(CTMScope) const override;
 
   Member<SMILTimeContainer> time_container_;
   Member<SVGPoint> translation_;
   Member<SVGViewSpec> view_spec_;
   float current_scale_;
 
   friend class SVGCurrentTranslateTearOff;
 };
 
 }  // namespace blink
 
 #endif  // SVGSVGElement_h