hg: jdk/sandbox: 8228465: HOST locale provider holds wrong era name for GregorianCalendar in US locale

[chris.hegarty at oracle.com]

Changeset: bfe9696bf57f
Author:    naoto
Date:      2019-07-26 13:32 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/bfe9696bf57f

8228465: HOST locale provider holds wrong era name for GregorianCalendar in US locale
Reviewed-by: lancea

! src/java.base/share/classes/java/util/Calendar.java
! test/jdk/java/util/Locale/LocaleProviders.java
! test/jdk/java/util/Locale/LocaleProvidersRun.java