InlinedVisitor: Migrate timing to use inlined tracing

Source/core/timing/PerformanceResourceTiming.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel 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.
@@ skipping 172 matching lines @@
 }
 
 double PerformanceResourceTiming::responseEnd() const
 {
     if (!m_finishTime)
         return responseStart();
 
     return monotonicTimeToDocumentMilliseconds(m_requestingDocument.get(), m_finishTime);
 }
 
-void PerformanceResourceTiming::trace(Visitor* visitor)
+DEFINE_TRACE(PerformanceResourceTiming)
 {
     visitor->trace(m_requestingDocument);
     PerformanceEntry::trace(visitor);
 }
 
 } // namespace blink