[8u20] Request for approval: 8037180: [TEST_BUG] test/sun/util/calendar/zi/Zoneinfo.java incorrectly calculates raw GMT offset change time

[Aleksej Efimov]

Hello,

This is a request for approval to backport the test failure fix from 
JDK9 to JDK8u20.
This is a straight-forward backport.

The bug:
https://bugs.openjdk.java.net/browse/JDK-8037180

JDK 9 changeset:
http://hg.openjdk.java.net/jdk9/dev/jdk/rev/229b1fe14362

JDK 9 review thread:
http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-March/025695.html

Thank you.
Aleksej