RFR 8159616: java.time.Instant falls through switch statement

[Bhanu Gopularam]

Hi all,

May I request you to review below simple fix for following issue:

Bug id: https://bugs.openjdk.java.net/browse/JDK-8159616  

Solution: Removed the unneeded case statement INSTANT_SECONDS from get(TemporalField field) of java.time.Instant class 

Webrev: http://cr.openjdk.java.net/~bgopularam/8159616/webrev.00/ 

Thanks,
Bhanu