[8u] RFR: JDK-8254177: (tz) Upgrade time-zone data to tzdata2020b

[Martin Buchholz]

LGTM.

Of course, 2020c and 2020d are following closely behind.

At Google we were even more bug-compatible and preserved the (crazy)
pacificnew file and its Pacific-New timezone, even though no one should be
using it.

On Wed, Oct 28, 2020 at 9:08 PM Andrew Hughes <gnu.andrew at redhat.com> wrote:

> Bug: https://bugs.openjdk.java.net/browse/JDK-8254177
> Webrev: https://cr.openjdk.java.net/~andrew/openjdk8/8254177/webrev.01/
>
> This is largely a rewrite rather than a backport. 8u still uses the
> old rearguard tzdata format, so they were generated from the
> tzdata2020b release and then copied over the ones in the jdk
> repository (both in make/data/tzdata and
> test/sun/util/calendar/zi/tzdata).
>
> The same modifications are made as in the patch for later JDK
> versions, with pacificnew and systemv being removed, and references
> to them and the US/Pacific-New zone being removed from the
> makefiles and translations resources.
>
> The sorting addition in test/sun/util/calendar/zi/TestZoneInfo310.java
> is retained from the 11u version. The other test changes don't
> exist in 8u.
>
> Ok for 8u?
>
> Thanks,
> --
> Andrew :)
>
> Senior Free Java Software Engineer
> OpenJDK Package Owner
> Red Hat, Inc. (http://www.redhat.com)
>
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