docs: function(eventName, cpuNumber, pid, ts, eventBase) {
        var innerEvent =
            /^\s*(\w+):\s*(\w+)$/.exec(eventBase.details);
        switch (innerEvent[1]) {
          case 'start':
            this.gestureOpenSlice('GestureLog', ts, {name: innerEvent[2]});
            break;
          case 'end':
            this.gestureCloseSlice('GestureLog', ts);
        }
        return true;
      }