nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow(); if (this!=firstInFlow) {
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow(); if (this == firstInFlow) { return mCellMap; } else {
nsTableCellMap * nsTableFrame::GetCellMap() const{  nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();  if (this!=firstInFlow)  {    return firstInFlow->GetCellMap();  }  return mCellMap;}