hg: jdk9/sandbox/jdk: 8152077: (cal) Calendar.roll does not always roll the hours during daylight savings

[chris.hegarty at oracle.com]

Changeset: 271faffbe204
Author:    okutsu
Date:      2016-03-29 18:04 +0900
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/271faffbe204

8152077: (cal) Calendar.roll does not always roll the hours during daylight savings
Reviewed-by: peytoia

! src/java.base/share/classes/java/util/GregorianCalendar.java
+ test/java/util/Calendar/Bug8152077.java