hg: openjfx/9-dev/rt: 8166382: [hidpi] Ubuntu 16.04: invalid coordinates when using glass robot

[james.graham at oracle.com]

Changeset: 911b9447f129
Author:    flar
Date:      2016-10-19 18:37 -0700
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/911b9447f129

8166382: [hidpi] Ubuntu 16.04: invalid coordinates when using glass robot
Reviewed-by: kcr

! modules/javafx.graphics/src/main/native-glass/gtk/GlassRobot.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/glass_screen.cpp
! modules/javafx.graphics/src/main/native-glass/gtk/glass_screen.h