[8] Review request for CR 8004294: [TEST_BUG] javax/swing/JSpinner/4973721/bug4973721.java failed on win2003

[vera akulova]

Hello, Please review a fix for the issue:     JDK-8004294: [TEST_BUG] javax/swing/JSpinner/4973721/bug4973721.java failed on win2003    The webrev is http://cr.openjdk.java.net/~kshefov/8004294/webrev.00/   The fix adds using of toolkit.realSync() and checking results on EDT. Test is moved from closed repo, diff with previous test version is http://cr.openjdk.java.net/~kshefov/8004294/webrev.diff/   Thanks, Vera.