rroulette: use new timer interface
rroulette: use new timer interface

Former-commit-id: eb7c2cd7440d54d4f39b3be8c5ee10e0ee357d39 [formerly 46a5ca24d18da499e48e7a635c25c19acfb0fbee]
Former-commit-id: 039e6fa86cb440b8136426fb06c97cee883987f8
torhve/ivar2,torhve/ivar2,torhve/ivar2,haste/ivar2