hg: openjfx/9-dev/rt: 8166950: Memory Leak: MenuBar added to Tab is still referenced on tab close and is not garbage collected

[jonathan.giles at oracle.com]

Changeset: 0b1bd2b8554f
Author:    jgiles
Date:      2016-10-07 14:28 +1300
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/0b1bd2b8554f

8166950: Memory Leak: MenuBar added to Tab is still referenced on tab close and is not garbage collected
Reviewed-by: kcr, ckyang

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