[gnome-packagekit] New versions of GTK show image-broken when we specify an empty string

[Richard Hughes <rhughes src gnome org>]

commit 5a093bd14a2c0c9273234cbe2c0da6c1c7e73d51
Author: Richard Hughes <richard hughsie com>
Date:   Thu Dec 15 15:50:03 2011 +0000

    New versions of GTK show image-broken when we specify an empty string

 src/gpk-cell-renderer-info.c |    2 +-
 src/gpk-enum.c               |    6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/src/gpk-cell-renderer-info.c b/src/gpk-cell-renderer-info.c
index 82f9fb9..020b8df 100644
--- a/src/gpk-cell-renderer-info.c
+++ b/src/gpk-cell-renderer-info.c
@@ -100,7 +100,7 @@ gpk_cell_renderer_info_set_property (GObject *object, guint param_id,
 		cru->priv->value = g_value_get_uint (value);
 		ret = gpk_cell_renderer_should_show (cru);
 		if (!ret) {
-			g_object_set (cru, "icon-name", "", NULL);
+			g_object_set (cru, "icon-name", NULL, NULL);
 		} else {
 			cru->priv->icon_name = gpk_info_status_enum_to_icon_name (cru->priv->value);
 			g_object_set (cru, "icon-name", cru->priv->icon_name, NULL);
diff --git a/src/gpk-enum.c b/src/gpk-enum.c
index 59f8e3e..26fbf92 100644
--- a/src/gpk-enum.c
+++ b/src/gpk-enum.c
@@ -1797,7 +1797,11 @@ gpk_group_enum_to_icon_name (PkGroupEnum group)
 const gchar *
 gpk_restart_enum_to_icon_name (PkRestartEnum restart)
 {
-	return pk_enum_find_string (enum_restart_icon_name, restart);
+	const gchar *tmp;
+	tmp = pk_enum_find_string (enum_restart_icon_name, restart);
+	if (tmp[0] == '\0')
+		tmp = NULL;
+	return tmp;
 }
 
 /**