Flash properties restore to default settings.

[JoeK]

Using the ajax sample.

1. Click the Create Editor button.
2. Click on the Flash button to open the Flash Dialog.
3. Enter the URL for the flash object and click OK.
4. Enter some text after the flash object.
5. Click the Remove Editor button.
6. Click the Create Editor button.
7. Right click on the flash object and select Flash properties from the context menu.
8. Update a property in the Flash dialog and click OK.
9. Click the Remove Editor button.
10. Observe the the Flash object has updated to reflect the property change in step 8.
11. Click the Create Editor button.
12. Right click on the flash object and select Flash properties from the context menu.

Observe that the Flash properties has reverted back with all check boxes checked.

[garry.yao]

DUP of #4609.