git: openjdk/jfx-sandbox: tsayao_xlib: Use pixmap

[duke]

Changeset: 9cc76eef
Author:    Thiago M Sayao <thiago.sayao at gmail.com>
Date:      2022-04-16 17:54:16 +0000
URL:       https://git.openjdk.java.net/jfx-sandbox/commit/9cc76eefafbb5c6e0ffe248509e01358f6526ff1

Use pixmap

! modules/javafx.graphics/src/main/native-glass/gtk/GlassCursor.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/GlassPixels.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/GlassWindow.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/glass_window.cpp