Move RenderSVGResource into the inheritance hierarchy

Source/core/rendering/svg/RenderSVGResourcePattern.cpp

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 13 matching lines @@
 #include "core/dom/ElementTraversal.h"
 #include "core/rendering/svg/SVGRenderingContext.h"
 #include "core/svg/SVGFitToViewBox.h"
 #include "platform/graphics/GraphicsContext.h"
 
 namespace blink {
 
 const RenderSVGResourceType RenderSVGResourcePattern::s_resourceType = PatternResourceType;
 
 RenderSVGResourcePattern::RenderSVGResourcePattern(SVGPatternElement* node)
-    : RenderSVGResourceContainer(node)
+    : RenderSVGResourcePaintServer(node)
     , m_shouldCollectPatternAttributes(true)
 {
 }
 
 void RenderSVGResourcePattern::removeAllClientsFromCache(bool markForInvalidation)
 {
     m_patternMap.clear();
     m_shouldCollectPatternAttributes = true;
     markAllClientsForInvalidation(markForInvalidation ? PaintInvalidation : ParentOnlyInvalidation);
 }
@@ skipping 167 matching lines @@
             continue;
         if (element->renderer()->needsLayout())
             return nullptr;
         SVGRenderingContext::renderSubtree(tileImage->context(), element->renderer());
     }
 
     return tileImage.release();
 }
 
 }