git: openjdk/jfx-sandbox: tsayao_xlib: Fix crasher

[duke]

Changeset: 20cb4e4b
Author:    Thiago Sayão <thiago.sayao at clamed.com.br>
Date:      2022-06-15 14:38:38 +0000
URL:       https://git.openjdk.org/jfx-sandbox/commit/20cb4e4bcabb6c5067113ee4a1308f7fa0a6563e

Fix crasher

! modules/javafx.graphics/src/main/native-glass/gtk/GlassApplication.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/glass_window.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/glass_window.h