nl_tokens: Data structures .
pl_tokens: function TimerEvent ( label , color , pause , thread_id ) { assert ( thread_id >= 0 && thread_id < kNumThreads , "invalid thread id" ) ; this . <mask> = label ; this . color = color ; this . pause = pause ; this . ranges = [ ] ; this . thread_id = thread_id ; this . index = ++ num_timer_event ; }