hg: jdk9/client/jdk: 8164321: Crash of SwingNode with GTK LaF

[semyon.sadetsky at oracle.com]

Changeset: 5f93ebc13ae1
Author:    ssadetsky
Date:      2016-10-17 09:58 +0300
URL:       http://hg.openjdk.java.net/jdk9/client/jdk/rev/5f93ebc13ae1

8164321: Crash of SwingNode with GTK LaF
Reviewed-by: azvegint, alexsch

! src/java.desktop/unix/native/libawt_xawt/awt/gtk2_interface.c
! src/java.desktop/unix/native/libawt_xawt/awt/gtk2_interface.h
! src/java.desktop/unix/native/libawt_xawt/awt/gtk3_interface.c
! src/java.desktop/unix/native/libawt_xawt/awt/gtk_interface.h