<Swing Dev> [9] Review Request for 8062525: JInternalFrame can't show correctly with the specical option "-esa -ea -Xcheck:jni -Dswing.defaultlaf=com.sun.java.swing.plaf.gtk.GTKLookAndFeel".

[Semyon Sadetsky]

Hello,

Please review fix for JDK9:
bug: https://bugs.openjdk.java.net/browse/JDK-8062525
webrev: http://cr.openjdk.java.net/~ssadetsky/8062525/webrev.00/

In the type check of the updateFrameGeometry() method the internal frame
title buttons was not taken into account.

--Semyon