Remove LayoutSVGViewportContainer's calcViewport and pointIsInsideViewportClip

third_party/WebKit/Source/core/layout/svg/LayoutSVGContainer.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 70 matching lines @@
   void addOutlineRects(Vector<LayoutRect>&,
                        const LayoutPoint& additionalOffset,
                        IncludeBlockVisualOverflowOrNot) const final;
 
   FloatRect strokeBoundingBox() const final { return m_strokeBoundingBox; }
 
   bool nodeAtFloatPoint(HitTestResult&,
                         const FloatPoint& pointInParent,
                         HitTestAction) override;
 
-  // Allow LayoutSVGTransformableContainer to hook in at the right time in
-  // layout().
+  // Called during layout to update the local transform.
   virtual SVGTransformChange calculateLocalTransform();
 
-  // Allow LayoutSVGViewportContainer to hook in at the right times in layout()
-  // and nodeAtFloatPoint().
-  virtual void calcViewport() {}
-  virtual bool pointIsInsideViewportClip(const FloatPoint& /*pointInParent*/) {
-    return true;
-  }
-
   virtual void determineIfLayoutSizeChanged() {}
 
   void updateCachedBoundaries();
 
   void descendantIsolationRequirementsChanged(DescendantIsolationState) final;
 
  private:
   const LayoutObjectChildList* children() const { return &m_children; }
   LayoutObjectChildList* children() { return &m_children; }
 
   LayoutObjectChildList m_children;
   FloatRect m_objectBoundingBox;
   FloatRect m_strokeBoundingBox;
   bool m_objectBoundingBoxValid;
   bool m_needsBoundariesUpdate : 1;
   bool m_didScreenScaleFactorChange : 1;
   mutable bool m_hasNonIsolatedBlendingDescendants : 1;
   mutable bool m_hasNonIsolatedBlendingDescendantsDirty : 1;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGContainer, isSVGContainer());
 
 }  // namespace blink
 
 #endif  // LayoutSVGContainer_h