hg: jdk/client: 8249215: JFrame::setVisible crashed with -Dfile.encoding=UTF-8 on Japanese Windows.

[suenaga at oss.nttdata.com]

Changeset: 5a9824afc22a
Author:    ysuenaga
Date:      2020-08-03 15:29 +0900
URL:       https://hg.openjdk.java.net/jdk/client/rev/5a9824afc22a

8249215: JFrame::setVisible crashed with -Dfile.encoding=UTF-8 on Japanese Windows.
Reviewed-by: prr, serb

! src/java.desktop/windows/classes/sun/awt/windows/WFontConfiguration.java