code: function setUnusableRecord(state, unusableRecord) {
    Object.defineProperty(state, 'unusableRecord',
      {value: unusableRecord, writable: true, configurable: true, enumerable: false});
  }
docs: Sets the given unusable record on its given state that is being tracked for the unusable record.
  @param {UnusableRecordState} state - the tracked state to be updated
  @param {UnusableRecord} unusableRecord - the unusable record to which this state belongs