Bug 629816: Add a comment to explain the max oid length of 9. r=rrelyea.
Bug 629816: Add a comment to explain the max oid length of 9. r=rrelyea.

ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,nmav/nss,ekr/nss-old,nmav/nss,nmav/nss,nmav/nss,ekr/nss-old,ekr/nss-old,nmav/nss,ekr/nss-old