Rename renderer() to layoutObject().

Source/core/layout/svg/LayoutSVGResourcePattern.cpp

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  * Copyright 2014 The Chromium Authors. 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 156 matching lines @@
 
     // Draw the content into a Picture.
     OwnPtr<DisplayItemList> displayItemList;
     if (RuntimeEnabledFeatures::slimmingPaintEnabled())
         displayItemList = DisplayItemList::create();
     GraphicsContext recordingContext(nullptr, displayItemList.get());
     recordingContext.beginRecording(FloatRect(FloatPoint(), tileBounds.size()));
 
     ASSERT(attributes().patternContentElement());
     LayoutSVGResourceContainer* patternRenderer =
-        toLayoutSVGResourceContainer(attributes().patternContentElement()->renderer());
+        toLayoutSVGResourceContainer(attributes().patternContentElement()->layoutObject());
     ASSERT(patternRenderer);
     ASSERT(!patternRenderer->needsLayout());
 
     SubtreeContentTransformScope contentTransformScope(contentTransform);
 
     {
         TransformRecorder transformRecorder(recordingContext, patternRenderer->displayItemClient(), tileTransform);
         for (LayoutObject* child = patternRenderer->firstChild(); child; child = child->nextSibling())
             SVGPaintContext::paintSubtree(&recordingContext, child);
     }
 
     if (displayItemList)
         displayItemList->replay(&recordingContext);
     return recordingContext.endRecording();
 }
 
 }