static cairo_status_t _cairo_nil_span_renderer_render_row ( void *abstract_renderer, int y, const cairo_half_open_span_t *coverages, unsigned num_coverages) { (void) y; (void) coverages; (void) num_coverages; return _cairo_span_renderer_status (abstract_renderer); }
static cairo_status_t _cairo_nil_span_renderer_finish (void *abstract_renderer) { return _cairo_span_renderer_status (abstract_renderer); }