Component: JavaFXCompatibility manual
Build: javafx8u20b14
PlatForm: widows7 x64

Steps(the test case is graphics/api/control/separator/SeparatorTest9Test.java):
1.Wait till the image like REF1 appear on the screen, please refer to SeperatorTest9_1.png.
2.Click on 'Vertical Separator' checkbox. The orientation of the separator should change to 'vertical' as shown in REF2.
When selecting 'Vertical Separator' checkbox, the saparator will disappear, please refer to SeperatorTest9_2.png.

It is the bug.

3.Click on 'BoundsInParent' checkbox. A red rectangle would appear around the separator as shown in REF3.
4.De-select 'Vertical Separator'. The orientation of the separator should change back to horizontal and the red rectangle should be updated accordingly as shown in REF4.
When De-selecting 'Vertical Separator' checkbox, the saparator will appear again, please refer to SeperatorTest9_3.png.

Previous result:
javafx8u11b04 + windows7 x64 + jdk8u11b04 x64: PASS