[gnome-builder] notification: use symbolic variant

[Christian Hergert <chergert src gnome org>]

commit 515d7ea9e710dcd61e827c06f044468c6c8036de
Author: Christian Hergert <chergert redhat com>
Date:   Fri May 10 10:05:15 2019 -0700

    notification: use symbolic variant

 src/plugins/notification/ide-notification-addin.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/plugins/notification/ide-notification-addin.c 
b/src/plugins/notification/ide-notification-addin.c
index 2dc4a2e50..f2dd3114b 100644
--- a/src/plugins/notification/ide-notification-addin.c
+++ b/src/plugins/notification/ide-notification-addin.c
@@ -107,7 +107,7 @@ ide_notification_addin_notify (IdeNotificationAddin *self,
       msg_body = g_strdup_printf (_("Project “%s” failed to build"), project_name);
     }
 
-  icon = g_themed_icon_new ("org.gnome.Builder");
+  icon = g_themed_icon_new ("org.gnome.Builder-symbolic");
 
   notification = g_notification_new (msg_title);
   g_notification_set_body (notification, msg_body);