JDK9EA has buggy locale support when running with security manager #10984
Description
this test fails with security manager enabled since yesterday
mvn test -Pdev -Dtests.seed=2DCB147CE811B0B6 -Dtests.class=org.elasticsearch.index.mapper.date.SimpleDateMappingTests -Dtests.method="testLocale" -Des.logger.level=DEBUG -Des.node.mode=network -Dtests.security.manager=true -Dtests.nightly=false -Dtests.heap.size=1024m -Dtests.jvm.argline="-server" -Dtests.locale=es_AR -Dtests.timezone=Atlantic/Faeroe
likely related to changes pushed yesterady maybe this one #10965 @rmuir @rjernst can you take a look...
here is a CI failure for this http://build-us-00.elastic.co/job/es_core_master_metal/9112/