[11u] RFR: backport JDK-8242541

[Ichiroh Takiguchi]

Hello.

I got jdk11u-fix-yes for following bug id.

JDK-8242541 Small charset issues (ISO8859-16, x-eucJP-Open, x-IBM834 and 
x-IBM949C) [1]

Please apply changeset in the following order.

Changeset is:
JDK-8242541 c824a3791866 [2]

I'd like to obtain a sponsor for them.

[1] https://bugs.openjdk.java.net/browse/JDK-8242541
[2] https://hg.openjdk.java.net/jdk/jdk/rev/c824a3791866

Thanks,
Ichiroh Takiguchi
IBM Japan, Ltd.