move(row, column, overflow = false) {
    this.row = row;
    this.column = column;
    this.overflow = !!overflow;
  }
Adjust the row and column of this record.

@param {number} row The new row of this record.
@param {number} column The new column of this record.
@param {boolean=} overflow Optional boolean indicating that the RowCol
    has overflowed.