Hello, Please review fix for JDK9:
bug: https://bugs.openjdk.java.net/browse/JDK-8160448 webrev: http://cr.openjdk.java.net/~ssadetsky/8160448/webrev.00/GTK3 lib uses has several specific features in the menu painting that differs from GTK2 approach. The solution implements those features to follow the native menu appearance.
Test would require native code, so noreg-hard label is used. --Semyon
