hg: openjfx/2.2/graphics/rt: Fix for RT-20179: Gtk: Window.centerOnScreen synchronization problems

[hang.vo at oracle.com]

Changeset: d0b8ead187d2
Author:    Lubomir Nerad <lubomir.nerad at oracle.com>
Date:      2012-03-29 16:41 +0200
URL:       http://hg.openjdk.java.net/openjfx/2.2/graphics/rt/rev/d0b8ead187d2

Fix for RT-20179: Gtk: Window.centerOnScreen synchronization problems

! javafx-ui-common/src/com/sun/javafx/tk/TKStage.java
! javafx-ui-common/src/javafx/stage/Window.java
! test-stub-toolkit/src/com/sun/javafx/pgstub/StubStage.java