widget-factory: Use symboli icons in the toolbar

That is the style that is commonly used nowadays, even
in traditional apps.

diff --git a/demos/widget-factory/widget-factory.css b/demos/widget-factory/widget-factory.css
index 1782e6db5f65eb0432273f90fe1a069807e7c963..cdf809a285c6e698e01ed9174d2224c8005c3be3 100644 (file)
--- a/demos/widget-factory/widget-factory.css
+++ b/demos/widget-factory/widget-factory.css
@@ -2,3 +2,7 @@
   padding: 0;
   outline-width: 0;
 }
+
+.toolbar {
+  -gtk-icon-style: symbolic;
+}