NOCOMMIT: Blink tracing now uses base

third_party/WebKit/Source/core/css/resolver/StyleResolverStats.h

 /*
  * 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 29 matching lines @@
 class StyleResolverStats {
     WTF_MAKE_FAST_ALLOCATED(StyleResolverStats);
 public:
     static PassOwnPtr<StyleResolverStats> create()
     {
         return adoptPtr(new StyleResolverStats);
     }
 
     void reset();
     bool allCountersEnabled() const;
-    PassRefPtr<TracedValue> toTracedValue() const;
+    scoped_refptr<TracedValue> toTracedValue() const;
 
     unsigned sharedStyleLookups;
     unsigned sharedStyleCandidates;
     unsigned sharedStyleFound;
     unsigned sharedStyleMissed;
     unsigned sharedStyleRejectedByUncommonAttributeRules;
     unsigned sharedStyleRejectedBySiblingRules;
     unsigned sharedStyleRejectedByParent;
     unsigned matchedPropertyApply;
     unsigned matchedPropertyCacheHit;
@@ skipping 14 matching lines @@
     {
         reset();
     }
 };
 
 #define INCREMENT_STYLE_STATS_COUNTER(resolver, counter, n) ((resolver).stats() && ((resolver).stats()-> counter += n));
 
 } // namespace blink
 
 #endif // StyleResolverStats_h