MOZ_COUNT_DTOR(SheetLoadData);
SheetLoadData::~SheetLoadData(void){  NS_RELEASE(mLoader);  NS_RELEASE(mURL);  NS_IF_RELEASE(mOwningElement);  NS_IF_RELEASE(mParserToUnblock);  NS_IF_RELEASE(mParentSheet);  if (mNext) {    delete mNext;  }}