: mReg(0), mCurRegID(0) {
: mReg(0), mCurRegFile(NULL), mCurRegID(0) { NS_INIT_REFCNT();
nsRegistry::nsRegistry()     : mReg(0), mCurRegID(0) {#ifdef EXTRA_THREADSAFE    mregLock = PR_NewLock();#endif    NR_StartupRegistry();    return;}