Move rounded_rect() to cairo-util.c
diff --git a/clients/cairo-util.h b/clients/cairo-util.h
index f28ac5f..257489a 100644
--- a/clients/cairo-util.h
+++ b/clients/cairo-util.h
@@ -34,4 +34,7 @@
 tile_source(cairo_t *cr, cairo_surface_t *surface,
 	    int x, int y, int width, int height, int margin, int top_margin);
 
+void
+rounded_rect(cairo_t *cr, int x0, int y0, int x1, int y1, int radius);
+
 #endif