Oilpan: Remove support for tracing of off-heap ListHashSets.

Source/core/dom/ScriptedAnimationController.cpp

 /*
  * Copyright (C) 2011 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:
  * 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 38 matching lines @@
     , m_suspendCount(0)
 {
 }
 
 ScriptedAnimationController::~ScriptedAnimationController()
 {
 }
 
 void ScriptedAnimationController::trace(Visitor* visitor)
 {
+#if ENABLE(OILPAN)
     visitor->trace(m_document);
     visitor->trace(m_eventQueue);
     visitor->trace(m_mediaQueryListListeners);
-#if ENABLE(OILPAN)
     visitor->trace(m_perFrameEvents);
 #endif
 }
 
 void ScriptedAnimationController::suspend()
 {
     ++m_suspendCount;
 }
 
 void ScriptedAnimationController::resume()
@@ skipping 157 matching lines @@
         return;
 
     if (!m_callbacks.size() && !m_eventQueue.size() && !m_mediaQueryListListeners.size())
         return;
 
     if (FrameView* frameView = m_document->view())
         frameView->scheduleAnimation();
 }
 
 }