hg: openjfx/9-dev/rt: 8166013: NestedTableColumnHeader: must use factory method for header creation always

[jonathan.giles at oracle.com]

Changeset: 096141d6897d
Author:    jgiles
Date:      2016-09-29 12:30 +1300
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/096141d6897d

8166013: NestedTableColumnHeader: must use factory method for header creation always
Reviewed-by: kcr

! modules/javafx.controls/src/main/java/javafx/scene/control/skin/NestedTableColumnHeader.java