NS_ASSERTION(nsnull != bandRect, "null band rect"); delete bandRect;
NS_ASSERTION(nsnull != frameInfo, "null frameInfo"); delete frameInfo;
NS_RemoveFrameInfoEntries(PLHashEntry* he, PRIntn i, void* arg){  SpaceManager::BandRect* bandRect = (SpaceManager::BandRect*)he->value;  NS_ASSERTION(nsnull != bandRect, "null band rect");  delete bandRect;  return HT_ENUMERATE_REMOVE;}