8012927: 'assert(nbits == 32 || (-(1 << nbits-1) <= x && x < ( 1 << nbits-1))) failed: value out of range' in interpreter initialization. Summary: Change br_null_short() to br_null(). Reviewed-by: coleenp, hseigel

8012961: Do not restrict static interface methods to be private Summary: Lambda changes; spec 0.6.2 - remove the restriction that was added as part of recent changes made to support upcoming changes to compilation of lambda methods. Reviewed-by: dholmes, acorn