PRINTF("nsLayoutHistoryState::AddState OOPS!. There was already a state in the hash table for the key\n");
nsLayoutHistoryState::AddState(PRUint32 aContentID,                                                               nsIPresState* aState,                                nsIStatefulFrame::StateType aStateType){  HistoryKey key(aContentID, aStateType);  /*   * nsSupportsHashtable::Put() returns false when no object has been   * replaced when inserting the new one, true if it some one was.   *   */  PRBool replaced = mStates.Put (&key, aState);  if (replaced)  {          // done this way by indication of warren@netscape.com [ipg]#if 0      printf("nsLayoutHistoryState::AddState OOPS!. There was already a state in the hash table for the key\n");#endif  }  return NS_OK;}