InlinedVisitor: Migrate dom to use inlined tracing

Source/core/dom/shadow/InsertionPoint.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 229 matching lines @@
         root->didRemoveInsertionPoint(this);
         if (rootOwner) {
             if (canAffectSelector())
                 rootOwner->willAffectSelector();
         }
     }
 
     HTMLElement::removedFrom(insertionPoint);
 }
 
-void InsertionPoint::trace(Visitor* visitor)
+DEFINE_TRACE(InsertionPoint)
 {
     visitor->trace(m_distribution);
     HTMLElement::trace(visitor);
 }
 
 const InsertionPoint* resolveReprojection(const Node* projectedNode)
 {
     ASSERT(projectedNode);
     const InsertionPoint* insertionPoint = 0;
     const Node* current = projectedNode;
@@ skipping 26 matching lines @@
         if (!insertionPoints)
             return;
         for (size_t i = 0; i < insertionPoints->size(); ++i)
             results.append(insertionPoints->at(i).get());
         ASSERT(current != insertionPoints->last().get());
         current = insertionPoints->last().get();
     }
 }
 
 } // namespace blink