code: function LogReader(dispatchTable, timedRange, pairwiseTimedRange) {
    /**
     * @type {Array.<Object>}
     */
    this.dispatchTable_ = dispatchTable;
  
    /**
     * @type {boolean}
     */
    this.timedRange_ = timedRange;
  
    /**
     * @type {boolean}
     */
    this.pairwiseTimedRange_ = pairwiseTimedRange;
    if (pairwiseTimedRange) {
      this.timedRange_ = true;
    }
  
    /**
     * Current line.
     * @type {number}
     */
    this.lineNum_ = 0;
  
    /**
     * CSV lines parser.
     * @type {CsvParser}
     */
    this.csvParser_ = new CsvParser();
  
    /**
     * Keeps track of whether we've seen a "current-time" tick yet.
     * @type {boolean}
     */
    this.hasSeenTimerMarker_ = false;
  
    /**
     * List of log lines seen since last "current-time" tick.
     * @type {Array.<String>}
     */
    this.logLinesSinceLastTimerMarker_ = [];
  }
docs: @fileoverview Log Reader is used to process log file produced by V8.
   
  Base class for processing log files.
  
  @param {Array.<Object>} dispatchTable A table used for parsing and processing
  log records.
  @param {boolean} timedRange Ignore ticks outside timed range.
  @param {boolean} pairwiseTimedRange Ignore ticks outside pairs of timer
  markers.
  @constructor