public static int getArgumentSize(String methodTypeSig) {
		int nargs = 0;
		int i = 1;
		for (;;) {
			char c = methodTypeSig.charAt(i);
			if (c == ')')
				return nargs;
			i = skipType(methodTypeSig, i);
			if (usingTwoSlots(c))
				nargs += 2;
			else
				nargs++;
		}
	}