Created attachment 573025 [details] [diff] [review]
There's no need to call through _cairo_surface_check_span_renderer() because
we can make the decision directly.
Created attachment 573026 [details] [diff] [review]
remove dead create_span_renderer
We create our span renderer ourselves so we don't need to implement create_span_renderer anymore.
Created attachment 573027 [details] [diff] [review]
Remove dead fallbacks
This code was never used.