git: openjdk/jfx: master: 8269871: CellEditEvent: must not throw NPE in accessors

[Jeanette Winzenburg]

Changeset: 78ae4a81
Author:    Jeanette Winzenburg <fastegal at openjdk.org>
Date:      2021-09-06 08:50:55 +0000
URL:       https://git.openjdk.java.net/jfx/commit/78ae4a815b728f5a0dca8fa6de8ca68a27a1d189

8269871: CellEditEvent: must not throw NPE in accessors

Reviewed-by: aghaisas

! modules/javafx.controls/src/main/java/javafx/scene/control/TableColumn.java
! modules/javafx.controls/src/main/java/javafx/scene/control/TreeTableColumn.java
+ modules/javafx.controls/src/test/java/test/javafx/scene/control/CellEditEventOfTableColumnTest.java
+ modules/javafx.controls/src/test/java/test/javafx/scene/control/CellEditEventOfTreeTableColumnTest.java
! modules/javafx.controls/src/test/java/test/javafx/scene/control/TableColumnTest.java
! modules/javafx.controls/src/test/java/test/javafx/scene/control/TreeTableColumnTest.java