* java/util/BitSet.java (BitSet(int)): if nbits < 0 throw
        NegativeArraySizeException
        (clear(int)): Use sign extended shift.
        (flip(int)): Likewise.
        (get(int)): Likewise.
        (nextClearBit(int)): Likewise.
        (nextSetBit(int)): Likewise.
        (set(int)): Likewise.

From-SVN: r51701