hg: openjfx/8u-dev/rt: RT-37185: [Menu] In a huge menu, the upward scrolling arrow stops working (regression)

[hang.vo at oracle.com]

Changeset: 0531e969fa87
Author:    jgiles
Date:      2014-06-03 09:55 +1200
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/0531e969fa87

RT-37185: [Menu] In a huge menu, the upward scrolling arrow stops working (regression)

! modules/controls/src/main/java/com/sun/javafx/scene/control/skin/ContextMenuContent.java