<i18n dev> Incorrect TimeZone display name when DST not applicable / disabled

[Yoshito Umaoka]

> I thought Windows XP might (internally) use the Dynamic DST data in 
> the Time Zones registry for supporting any DST rule changes, because 
> Dynamic DST was introduced for the US DST rule change IIRC. But as far 
> as I tested, XP seems to ignore Dynamic DST data. If that's the case, 
> your proposed fix should be good.
>

As far as I know, the dynamic DST data is used by Windows Vista/2003 
server or later Windows versions.
The registry data for dynamic DST is included in Windows XP time zone 
updates, but not used by Windows XP.

-Yoshito