nsLayoutFactory::Release() { if (--mRefCnt == 0) { delete this; return 0; } return mRefCnt;
nsrefcnt nsLayoutFactory::Release() { if (--mRefCnt == 0) { delete this; return 0; } return mRefCnt;
nsLayoutFactory::Release(){  if (--mRefCnt == 0) {    delete this;    return 0; // Don't access mRefCnt after deleting!  }  return mRefCnt;}