RFR: 8231355: Remove unused utility methods in libjava

[John Rose]

On Oct 7, 2019, at 11:38 AM, Claes Redestad <claes.redestad at oracle.com> wrote:
> 
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8231355 <https://bugs.openjdk.java.net/browse/JDK-8231355>
> Webrev: http://cr.openjdk.java.net/~redestad/8231355/open.00/ <http://cr.openjdk.java.net/~redestad/8231355/open.00/>
> 
> Testing: tier1+2

"436 lines changed: 2 ins; 433 del; 1 mod”
Nice!