Add more missing closing namespace comments.

third_party/WebKit/Source/core/timing/PerformanceUserTiming.cpp

 /*
  * 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:
  * 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 55 matching lines @@
     map->add("loadEventEnd", &PerformanceTiming::loadEventEnd);
     return map;
 }
 
 const RestrictedKeyMap& restrictedKeyMap()
 {
     DEFINE_THREAD_SAFE_STATIC_LOCAL(RestrictedKeyMap, map, createRestrictedKeyMap());
     return map;
 }
 
-} // namespace anonymous
+} // namespace
 
 UserTiming::UserTiming(PerformanceBase& performance)
     : m_performance(&performance)
 {
 }
 
 static void insertPerformanceEntry(PerformanceEntryMap& performanceEntryMap, PerformanceEntry& entry)
 {
     PerformanceEntryMap::iterator it = performanceEntryMap.find(entry.name());
     if (it != performanceEntryMap.end()) {
@@ skipping 138 matching lines @@
 }
 
 DEFINE_TRACE(UserTiming)
 {
     visitor->trace(m_performance);
     visitor->trace(m_marksMap);
     visitor->trace(m_measuresMap);
 }
 
 } // namespace blink