hg: openjfx/8u-dev/rt: RT-40080: Tooltip: periodically shown/hidden when dynamically setting text in onShowing

[jonathan.giles at oracle.com]

Changeset: d2909874cb80
Author:    jgiles
Date:      2015-02-19 13:14 +1300
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/d2909874cb80

RT-40080: Tooltip: periodically shown/hidden when dynamically setting text in onShowing

! modules/controls/src/main/java/javafx/scene/control/Tooltip.java