Move RenderSVGContainer to layout/svg/LayoutSVGContainer.

Source/core/paint/SVGContainerPainter.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 SVGContainerPainter_h
 #define SVGContainerPainter_h
 
 namespace blink {
 
 struct PaintInfo;
-class RenderSVGContainer;
+class LayoutSVGContainer;
 
 class SVGContainerPainter {
 public:
-    SVGContainerPainter(RenderSVGContainer& renderSVGContainer) : m_renderSVGContainer(renderSVGContainer) { }
+    SVGContainerPainter(LayoutSVGContainer& renderSVGContainer) : m_renderSVGContainer(renderSVGContainer) { }
 
     void paint(const PaintInfo&);
 
 private:
-    RenderSVGContainer& m_renderSVGContainer;
+    LayoutSVGContainer& m_renderSVGContainer;
 };
 
 } // namespace blink
 
 #endif // SVGContainerPainter_h