Changes the password for the specified user.
PRUint32 Init (char* aUser,
char* aOldPassword,
char* aNewPassword,
PRInt32 *aReturnCode)=0;
The method has the following four parameters:
On success, NS_AUTHENTICATION_CHANGEPASSWORD_SUCCESS.
On failure, NS_AUTHENTICATION_CHANGEPASSWORD_FAILURE.
Changes the password of the specified user.