[12] RFR: JDK-8213139: TooltipFXTest. testTooltipLeak failing intermittently

[Murali Billa]

Hi Kevin, Arun, 

Please review the patch for the following bug:

JBS: https://bugs.openjdk.java.net/browse/JDK-8213139
Webrev: http://cr.openjdk.java.net/~mbilla/8213139/webrev.00/


Thanks,
Murali