docs: function(ts, pid, comm, prio, fromPid) {
        // The the pids that get passed in to this function are Linux kernel
        // pids, which identify threads.  The rest of trace-viewer refers to
        // these as tids, so the change of nomenclature happens in the following
        // construction of the wakeup object.
        this.wakeups_.push({ts: ts, tid: pid, fromTid: fromPid});
      }