Move the SVG container code from rendering/svg to layout/svg.

Source/core/layout/svg/LayoutSVGResourceMarker.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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 27 matching lines @@
 }
 
 void LayoutSVGResourceMarker::layout()
 {
     ASSERT(needsLayout());
     if (m_isInLayout)
         return;
 
     TemporaryChange<bool> inLayoutChange(m_isInLayout, true);
 
-    // RenderSVGHiddenContainer overwrites layout(). We need the
+    // LayoutSVGHiddenContainer overwrites layout(). We need the
     // layouting of LayoutSVGContainer for calculating  local
     // transformations and paint invalidation.
     LayoutSVGContainer::layout();
 
     clearInvalidationMask();
 }
 
 void LayoutSVGResourceMarker::removeAllClientsFromCache(bool markForInvalidation)
 {
     markAllClientsForInvalidation(markForInvalidation ? LayoutAndBoundariesInvalidation : ParentOnlyInvalidation);
@@ skipping 88 matching lines @@
     SVGMarkerElement* marker = toSVGMarkerElement(element());
     ASSERT(marker);
 
     SVGLengthContext lengthContext(marker);
     float w = marker->markerWidth()->currentValue()->value(lengthContext);
     float h = marker->markerHeight()->currentValue()->value(lengthContext);
     m_viewport = FloatRect(0, 0, w, h);
 }
 
 }