hg: openjfx/8u-dev/rt: RT-40123: Unit test failure in TreeTableViewTest caused by fix for RT-40110

[kevin.rushforth at oracle.com]

Changeset: c0a79256459b
Author:    kcr
Date:      2015-02-23 11:01 -0800
URL:       http://hg.openjdk.java.net/openjfx/8u-dev/rt/rev/c0a79256459b

RT-40123: Unit test failure in TreeTableViewTest caused by fix for RT-40110
Backed out changeset 0094161e9ef1

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