nsComponentManager::UnregisterComponent(kProfileCoreCID, path);
NSUnregisterSelf(nsISupports* serviceMgr, const char *path){    printf("*** AppCores object is being unregistered\n");        nsComponentManager::UnregisterComponent(kAppCoresManagerCID, path);    nsComponentManager::UnregisterComponent(kProfileCoreCID, path);     nsComponentManager::UnregisterComponent(kToolkitCoreCID, path);        return NS_OK;}