[libgda] Remove more compilation warnings

[Vivien Malerba <vivien src gnome org>]

commit ed81cffecd02f5c4dc9221663d5a13f0ee02ce06
Author: Vivien Malerba <malerba gnome-db org>
Date:   Sat Oct 2 12:43:06 2010 +0200

    Remove more compilation warnings

 libgda-ui/gdaui-raw-grid.c         |    3 +--
 libgda-ui/gdaui-server-operation.c |    4 ++--
 2 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/libgda-ui/gdaui-raw-grid.c b/libgda-ui/gdaui-raw-grid.c
index 2f25926..3b81c81 100644
--- a/libgda-ui/gdaui-raw-grid.c
+++ b/libgda-ui/gdaui-raw-grid.c
@@ -1852,8 +1852,7 @@ menu_show_columns_cb (GtkWidget *widget, GdauiRawGrid *grid)
 }
 
 static void export_type_changed_cb (GtkComboBox *types, GtkWidget *dialog);
-static void save_as_response_cb (GtkDialog *dialog, guint response_id, GdauiRawGrid *grid);
-
+static void save_as_response_cb (GtkDialog *dialog, gint response_id, GdauiRawGrid *grid);
 static void
 menu_save_as_cb (G_GNUC_UNUSED GtkWidget *widget, GdauiRawGrid *grid)
 {
diff --git a/libgda-ui/gdaui-server-operation.c b/libgda-ui/gdaui-server-operation.c
index 3770966..0ef778d 100644
--- a/libgda-ui/gdaui-server-operation.c
+++ b/libgda-ui/gdaui-server-operation.c
@@ -643,14 +643,14 @@ fill_create_widget (GdauiServerOperation *form, const gchar *path, gchar **secti
 					if (label_entry) {
 						parent = gtk_widget_get_parent (label_entry);
 						if (parent) {
-							gtk_widget_ref (label_entry);
+							g_object_ref (label_entry);
 							gtk_container_remove (GTK_CONTAINER (parent), label_entry);
 						}
 						gtk_table_attach (GTK_TABLE (table), label_entry,
 								  0, 1, tab_index, tab_index+1,
 								  GTK_FILL | GTK_SHRINK, GTK_SHRINK, 0, 0);
 						if (parent)
-							gtk_widget_unref (label_entry);
+							g_object_unref (label_entry);
 					}
 					nb_labels++;
 					tab_index++;