hg: jdk/sandbox: 8210142: java.util.Calendar.clone() doesn't respect sharedZone flag

[chris.hegarty at oracle.com]

Changeset: c3ad012182b1
Author:    naoto
Date:      2018-09-06 10:49 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/c3ad012182b1

8210142: java.util.Calendar.clone() doesn't respect sharedZone flag
Reviewed-by: rriggs

! src/java.base/share/classes/java/util/Calendar.java
! test/jdk/java/util/Calendar/CalendarTest.java