hg: jdk10/sandbox/jdk: 8181586: DateTimeTextProvider.getInstance() returns a new instance every time

[chris.hegarty at oracle.com]

Changeset: 5a9409e5069d
Author:    naoto
Date:      2017-06-06 10:34 -0700
URL:       http://hg.openjdk.java.net/jdk10/sandbox/jdk/rev/5a9409e5069d

8181586: DateTimeTextProvider.getInstance() returns a new instance every time
Reviewed-by: rriggs

! src/java.base/share/classes/java/time/format/DateTimeTextProvider.java