function accommodateTable() {
  const structParent = this.opts.structParent;
  if (structParent) {
    this._tableStruct = this.document.struct('Table');
    this._tableStruct.dictionary.data.ID = this._id;
    if (structParent instanceof PDFStructureElement) {
      structParent.add(this._tableStruct);
    } else if (structParent instanceof PDFDocument) {
      structParent.addStructure(this._tableStruct);
    }
    this._headerRowLookup = {};
    this._headerColumnLookup = {};
  }
}
Add accessibility to a table

@this PDFTable
@memberOf PDFTable
@private