Tested on OS: Linux

Reproducible: Always

General description of the problem:
ZoneID is not updating when the user change the platform time zone setting, then click the "Update Time Zone" button.

Affected test:
java/util/TimeZone/DefaultTimeZoneTest.java

Steps to reproduce:
1: Execute the test java/util/TimeZone/DefaultTimeZoneTest.java
2. Run the test case: java/util/TimeZone/DefaultTimeZoneTest.java
3. Observe the displayed Time zone ID and the local time currently ( Asia/Kolkata)
4. Change the platform timezone setting to Europe/London.
5. Click "Update Time Zone" button
6. Observe the displayed Time zone ID and the local time and local time update on the window

Expected behavior:
The ZoneID should update as per local time when new timezone is set and ZoneID should be displayed.

Actual behavior:
The ZoneID in Java is not updating as we update the local time when the user change the platform timezone setting , then click the "Update Time Zone" button.