hg: openjfx/8u-dev/rt: 8146520: Stage full screen property remains true even when it fails to enter full screen mode

[kevin.rushforth at oracle.com]

Changeset: ff55369d55fd
Author:    arusakov
Date:      2016-01-05 13:29 -0800
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/ff55369d55fd

8146520: Stage full screen property remains true even when it fails to enter full screen mode
Reviewed-by: kcr

! modules/graphics/src/main/java/com/sun/javafx/tk/quantum/WindowStage.java
! tests/system/src/test/java/helloworld/CustomSecurityManagerTest.java