Don't turn on variableRowHeight for every menu, but do have submenus inherit their parent's setting.
Don't turn on variableRowHeight for every menu, but do have submenus
inherit their parent's setting.

It turns out, it wasn't just a problem with MediaWrapper. Using any image-based
icon seems to cause flex internal boo-boos. Too weird.


git-svn-id: b675b909355d5cf946977f44a8ec5a6ceb3782e4@267 ed5b42cb-e716-0410-a449-f6a68f950b19

threerings/nenya,threerings/nenya