Don't apply svg viewport clip when mapping a LayoutSVGRoot's own rect

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 11 matching lines @@
 
 #ifndef LayoutSVGRoot_h
 #define LayoutSVGRoot_h
 
 #include "core/layout/LayoutReplaced.h"
 
 namespace blink {
 
 class SVGElement;
 
-class LayoutSVGRoot final : public LayoutReplaced {
+class CORE_EXPORT LayoutSVGRoot final : public LayoutReplaced {
 public:
     explicit LayoutSVGRoot(SVGElement*);
     ~LayoutSVGRoot() override;
 
     bool isEmbeddedThroughSVGImage() const;
     bool isEmbeddedThroughFrameContainingSVGDocument() const;
 
     void computeIntrinsicSizingInfo(IntrinsicSizingInfo&) const override;
-    bool mapToVisualRectInAncestorSpace(const LayoutBoxModelObject* ancestor, LayoutRect&, VisualRectFlags = DefaultVisualRectFlags) const override;
 
     // If you have a LayoutSVGRoot, use firstChild or lastChild instead.
     void slowFirstChild() const = delete;
     void slowLastChild() const = delete;
 
     LayoutObject* firstChild() const { ASSERT(children() == virtualChildren()); return children()->firstChild(); }
     LayoutObject* lastChild() const { ASSERT(children() == virtualChildren()); return children()->lastChild(); }
 
     bool isLayoutSizeChanged() const { return m_isLayoutSizeChanged; }
     void setNeedsBoundariesUpdate() override { m_needsBoundariesOrTransformUpdate = true; }
@@ skipping 77 matching lines @@
     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