nsXPCComponents_InterfacesByID::CanSetProperty(const nsIID * iid, const PRUnichar *propertyName, char **_retval)
nsXPCComponents_Util::CanSetProperty(const nsIID * iid, const PRUnichar *propertyName, char **_retval)
nsXPCComponents_InterfacesByID::CanSetProperty(const nsIID * iid, const PRUnichar *propertyName, char **_retval){    // If you have to ask, then the answer is NO    *_retval = nsnull;    return NS_OK;}