InlinedVisitor: Migrate timing to use inlined tracing

Source/core/timing/PerformanceNavigation.h

 /*
  * Copyright (C) 2010 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 42 matching lines @@
     enum PerformanceNavigationType {
         TYPE_NAVIGATE,
         TYPE_RELOAD,
         TYPE_BACK_FORWARD,
         TYPE_RESERVED = 255
     };
 
     unsigned short type() const;
     unsigned short redirectCount() const;
 
-    virtual void trace(Visitor*) override;
+    DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit PerformanceNavigation(LocalFrame*);
 };
 
 } // namespace blink
 
 #endif // PerformanceNavigation_h