Whitespace corrections

Signed-off-by: Murray Calavera <murray.calavera@gmail.com>
diff --git a/shared/cairo-util.h b/shared/cairo-util.h
index dc735a6..2f49ef8 100644
--- a/shared/cairo-util.h
+++ b/shared/cairo-util.h
@@ -69,7 +69,7 @@
 void
 theme_set_background_source(struct theme *t, cairo_t *cr, uint32_t flags);
 void
-theme_render_frame(struct theme *t, 
+theme_render_frame(struct theme *t,
 		   cairo_t *cr, int width, int height,
 		   const char *title, struct wl_list *buttons,
 		   uint32_t flags);