render/pass: Remove empty box early return

render/pass.c

@@ -41,9 +41,6 @@ void wlr_render_pass_add_texture(struct wlr_render_pass *render_pass,
 void wlr_render_pass_add_rect(struct wlr_render_pass *render_pass,
 		const struct wlr_render_rect_options *options) {
 	assert(options->box.width >= 0 && options->box.height >= 0);
-	if (wlr_box_empty(&options->box)) {
-		return;
-	}
 	render_pass->impl->add_rect(render_pass, options);
 }