Bug fix in image prefetching code
Bug fix in image prefetching code

ahmadia/binder,rgbkrk/binder,hainm/binder,hainm/binder,rgbkrk/binder,rgbkrk/binder,hainm/binder,ahmadia/binder,rgbkrk/binder,ahmadia/binder,ahmadia/binder,hainm/binder