void OverscrollHandoffChain::FlushRepaints() const { ForEachApzc(&AsyncPanZoomController::FlushRepaintForOverscrollHandoff); }
void OverscrollHandoffChain::ClearOverscroll() const { ForEachApzc(&AsyncPanZoomController::ClearOverscroll); }
void OverscrollHandoffChain::CancelAnimations() const { ForEachApzc(&AsyncPanZoomController::CancelAnimation); }