diff -r a03ae377b2e8 -r 5f429ee79634 src/share/vm/utilities/taskqueue.hpp
--- a/src/share/vm/utilities/taskqueue.hpp	Fri Aug 06 10:17:21 2010 -0700
+++ b/src/share/vm/utilities/taskqueue.hpp	Mon Aug 09 05:41:05 2010 -0700
@@ -59,15 +59,21 @@
   inline void record_steal(bool success);
   inline void record_overflow(size_t new_length);
 
+  TaskQueueStats & operator +=(const TaskQueueStats & addend);
+
   inline size_t get(StatId id) const { return _stats[id]; }
   inline const size_t* get() const   { return _stats; }
 
   inline void reset();
 
+  // Print the specified line of the header (does not include a line separator).
   static void print_header(unsigned int line, outputStream* const stream = tty,
                            unsigned int width = 10);
+  // Print the statistics (does not include a line separator).
   void print(outputStream* const stream = tty, unsigned int width = 10) const;
 
+  DEBUG_ONLY(void verify() const;)
+
 private:
   size_t                    _stats[last_stat_id];
   static const char * const _names[last_stat_id];