TableView: Set image list only when model is an ImageProvider.
TableView: Set image list only when model is an ImageProvider.

This saves some pixels when the model is not an ImageProvider.

JSchwehn/walk,Skarm/walk,jtwatson/walk,dayed/walk,Skarm/walk,henrylee2cn/walk,tajtiattila/walk,CodyGuo/walk,hawkchch/walk