InlinedVisitor: Migrate animation to use inlined tracing

Source/core/animation/AnimationTimeline.cpp

 /*
  * Copyright (C) 2013 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 157 matching lines @@
 {
     m_timer.stop();
 }
 
 void AnimationTimeline::AnimationTimelineTiming::serviceOnNextFrame()
 {
     if (m_timeline->m_document && m_timeline->m_document->view())
         m_timeline->m_document->view()->scheduleAnimation();
 }
 
-void AnimationTimeline::AnimationTimelineTiming::trace(Visitor* visitor)
+DEFINE_TRACE(AnimationTimeline::AnimationTimelineTiming)
 {
     visitor->trace(m_timeline);
     AnimationTimeline::PlatformTiming::trace(visitor);
 }
 
 double AnimationTimeline::zeroTime()
 {
     if (!m_zeroTimeInitialized && m_document && m_document->loader()) {
         m_zeroTime = m_document->loader()->timing().referenceMonotonicTime();
         m_zeroTimeInitialized = true;
@@ skipping 112 matching lines @@
 }
 
 #if !ENABLE(OILPAN)
 void AnimationTimeline::detachFromDocument()
 {
     // FIXME: AnimationTimeline should keep Document alive.
     m_document = nullptr;
 }
 #endif
 
-void AnimationTimeline::trace(Visitor* visitor)
+DEFINE_TRACE(AnimationTimeline)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_document);
     visitor->trace(m_timing);
     visitor->trace(m_playersNeedingUpdate);
     visitor->trace(m_players);
 #endif
 }
 
 } // namespace