hg: openjfx/9-dev/rt: 8152418: Memory Leak in StackedBarChart when series are removed

[vadim.pakhnushev at oracle.com]

Changeset: d329c0d105b3
Author:    vadim
Date:      2016-08-02 16:05 +0300
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/d329c0d105b3

8152418: Memory Leak in StackedBarChart when series are removed
Reviewed-by: jgiles

! modules/javafx.controls/src/main/java/javafx/scene/chart/BarChart.java
! modules/javafx.controls/src/main/java/javafx/scene/chart/StackedBarChart.java