Move clearing of constraints updater to updatePlacement.
Move clearing of constraints updater to updatePlacement.

Doesn't change the behaviour because getPlacementPositions
was always called. The new position is just more logical
and the behaviour doesn't depend on call order.

Christof/voly-labeller,Christof/voly-labeller,Christof/voly-labeller,Christof/voly-labeller