ConcurrentModificationException during controls test runs

[Richard Bair]

Is anybody else seeing this?

javafx.scene.control.ComboBoxTest > test_rt31479 FAILED
    java.util.ConcurrentModificationException
        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:2290)
        at java.util.HashMap$EntryIterator.next(HashMap.java:2361)
        at java.util.HashMap$EntryIterator.next(HashMap.java:2359)
        at javafx.scene.CssStyleHelper.resetToInitialValues(CssStyleHelper.java:280)
        at javafx.scene.CssStyleHelper.createStyleHelper(CssStyleHelper.java:177)
        at javafx.scene.Node.impl_processCSS(Node.java:8639)
        at javafx.scene.Parent.impl_processCSS(Parent.java:1202)
        at javafx.scene.control.Control.impl_processCSS(Control.java:863)
        at javafx.scene.Parent.impl_processCSS(Parent.java:1217)
        at javafx.scene.control.PopupControl$CSSBridge.impl_processCSS(PopupControl.java:1221)
        at javafx.scene.Parent.impl_processCSS(Parent.java:1217)
        at javafx.scene.Node.processCSS(Node.java:8571)
        at javafx.scene.Scene.doCSSPass(Scene.java:538)
        at javafx.scene.Scene.preferredSize(Scene.java:1562)
        at javafx.scene.Scene.impl_preferredSize(Scene.java:1571)
        at javafx.stage.Window$9.invalidated(Window.java:726)
        at javafx.beans.property.BooleanPropertyBase.markInvalid(BooleanPropertyBase.java:110)
        at javafx.beans.property.BooleanPropertyBase.set(BooleanPropertyBase.java:141)
        at javafx.stage.Window.setShowing(Window.java:800)
        at javafx.stage.Window.show(Window.java:815)
        at javafx.stage.PopupWindow.showImpl(PopupWindow.java:394)
        at javafx.stage.PopupWindow.show(PopupWindow.java:368)
        at com.sun.javafx.scene.control.skin.ComboBoxPopupControl.positionAndShowPopup(ComboBoxPopupControl.java:99)
        at com.sun.javafx.scene.control.skin.ComboBoxPopupControl.show(ComboBoxPopupControl.java:79)
        at com.sun.javafx.scene.control.skin.ComboBoxBaseSkin.handleControlPropertyChanged(ComboBoxBaseSkin.java:123)
        at com.sun.javafx.scene.control.skin.ComboBoxListViewSkin.handleControlPropertyChanged(ComboBoxListViewSkin.java:219)
        at com.sun.javafx.scene.control.skin.BehaviorSkinBase$2.call(BehaviorSkinBase.java:180)
        at com.sun.javafx.scene.control.skin.BehaviorSkinBase$2.call(BehaviorSkinBase.java:177)
        at com.sun.javafx.scene.control.MultiplePropertyChangeListenerHandler$1.changed(MultiplePropertyChangeListenerHandler.java:56)
        at javafx.beans.value.WeakChangeListener.changed(WeakChangeListener.java:88)
        at com.sun.javafx.binding.ExpressionHelper$SingleChange.fireValueChangedEvent(ExpressionHelper.java:176)
        at com.sun.javafx.binding.ExpressionHelper.fireValueChangedEvent(ExpressionHelper.java:80)
        at javafx.beans.property.ReadOnlyBooleanWrapper$ReadOnlyPropertyImpl.fireValueChangedEvent(ReadOnlyBooleanWrapper.java:179)
        at javafx.beans.property.ReadOnlyBooleanWrapper$ReadOnlyPropertyImpl.access$100(ReadOnlyBooleanWrapper.java:148)
        at javafx.beans.property.ReadOnlyBooleanWrapper.fireValueChangedEvent(ReadOnlyBooleanWrapper.java:144)
        at javafx.beans.property.BooleanPropertyBase.markInvalid(BooleanPropertyBase.java:110)
        at javafx.beans.property.BooleanPropertyBase.set(BooleanPropertyBase.java:141)
        at javafx.scene.control.ComboBoxBase.setShowing(ComboBoxBase.java:191)
        at javafx.scene.control.ComboBoxBase.show(ComboBoxBase.java:393)
        at javafx.scene.control.ComboBoxTest.test_rt31479(ComboBoxTest.java:1059)