stylecontext: Make sure we always clear the cache when the CSS changes

After b49c7c34214da2d8d5e6dae2e8d0b0fe1b23f68e we were no longer doing a
full revalidate after GTK_CSS_CHANGE_SOURCE changes.

This fixes spurious failures of widgets not properly updating when
changing the theme.

diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index 6bd35c75540f136463950686d27d2796e425dab9..77739972ec433ea5214efa32498e5a3512f527f5 100644 (file)
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -736,6 +736,8 @@ style_values_lookup (GtkStyleContext *context)
   else
     {
       build_properties (context, values, info->decl, NULL, &priv->relevant_changes);
+      /* These flags are always relevant */
+      priv->relevant_changes |= GTK_CSS_CHANGE_SOURCE;
     }
 
   g_object_unref (values);