Wrap SVGImage for container during paint

third_party/WebKit/Source/core/paint/SVGImagePainter.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SVGImagePainter_h
 #define SVGImagePainter_h
 
+#include "platform/geometry/FloatSize.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 struct PaintInfo;
 class LayoutSVGImage;
 
 class SVGImagePainter {
     STACK_ALLOCATED();
 public:
     SVGImagePainter(const LayoutSVGImage& layoutSVGImage) : m_layoutSVGImage(layoutSVGImage) { }
 
     void paint(const PaintInfo&);
 
 private:
     // Assumes the PaintInfo context has had all local transforms applied.
     void paintForeground(const PaintInfo&);
+    FloatSize computeImageViewportSize() const;
 
     const LayoutSVGImage& m_layoutSVGImage;
 };
 
 } // namespace blink
 
 #endif // SVGImagePainter_h