hg: openjfx/11-dev/rt: 8205092: NullPointerException in PickResultChooser.processOffer when using viewOrder

[johan at lodgon.com]

Changeset: db48143122b6
Author:    kcr
Date:      2019-01-30 14:33 -0800
URL:       https://hg.openjdk.java.net/openjfx/11-dev/rt/rev/db48143122b6

8205092: NullPointerException in PickResultChooser.processOffer when using viewOrder
Summary: Added dirty check for viewOrderChildren
Reviewed-by: kcr, aghaisas
Contributed-by: wookey.dean at gmail.com

! modules/javafx.graphics/src/main/java/javafx/scene/Parent.java
! modules/javafx.graphics/src/test/java/test/javafx/scene/ParentTest.java