Fix NLS to build under Java 5

The tests were using a Locale.ROOT constant which was introduced
in Java 6.  However, we need to retain Java 5 support.

Change-Id: I75c5648fcfc728a9aea2e839d2ad0320f5cf742f
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
CC: Sasa Zivkov <sasa.zivkov@sap.com>
3 files changed