RFR 8234267: DelegationPermission implementation doesn't completely follow the updated specification

[Weijun Wang]

Ping again.

> On Nov 16, 2019, at 10:02 PM, Weijun Wang <weijun.wang at oracle.com> wrote:
> 
> Please take a review at
> 
>   http://cr.openjdk.java.net/~weijun/8234267/webrev.00/
> 
> Here, the returnDelims argument of the StringTokenizer is true so that we can detect duplicated delimiters.
> 
> If I understand correctly, after every non-delimiter token, the next one MUST be a delimiter. Therefore I haven't checked the 3rd, 5th, and the 7th. Please confirm this is correct.
> 
> Thanks,
> Max
>