Have NodeTraversal::nextSkippingChildren() take a reference

Source/core/rendering/RenderNamedFlowThread.cpp

 /*
  * Copyright (C) 2012 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 555 matching lines @@
         && !regionIsEmpty
         && logicalTopForBox < logicalBottomForRegion && logicalTopForRegion < logicalBottomForBox;
 }
 
 // Retrieve the next node to be visited while computing the ranges inside a region.
 static Node* nextNodeInsideContentNode(const Node& currNode, const Node* contentNode)
 {
     ASSERT(contentNode && contentNode->inNamedFlow());
 
     if (currNode.renderer() && currNode.renderer()->isSVGRoot())
-        return NodeTraversal::nextSkippingChildren(&currNode, contentNode);
+        return NodeTraversal::nextSkippingChildren(currNode, contentNode);
     return NodeTraversal::next(currNode, contentNode);
 }
 
 void RenderNamedFlowThread::getRanges(Vector<RefPtr<Range> >& rangeObjects, const RenderRegion* region) const
 {
     LayoutUnit logicalTopForRegion;
     LayoutUnit logicalBottomForRegion;
 
     // extend the first region top to contain everything up to its logical height
     if (region->isFirstRegion())
@@ skipping 134 matching lines @@
                     lastEndNode = node;
                 }
             }
         }
         if (foundStartPosition || skipOverOutsideNodes)
             rangeObjects.append(range);
     }
 }
 
 }