cellrendereraccel: unref sizing_label

diff --git a/gtk/gtkcellrendereraccel.c b/gtk/gtkcellrendereraccel.c
index 5c6784588d808efce756a50aae57286e811ab143..ab9e1c4d86b427fa1628e2e2893b4361b65d18bc 100644 (file)
--- a/gtk/gtkcellrendereraccel.c
+++ b/gtk/gtkcellrendereraccel.c
@@ -112,6 +112,16 @@ gtk_cell_renderer_accel_init (GtkCellRendererAccel *cell_accel)
   g_free (text);
 }
 
+static void
+gtk_cell_renderer_accel_dispose (GObject *object)
+{
+  GtkCellRendererAccelPrivate *priv = GTK_CELL_RENDERER_ACCEL (object)->priv;
+
+  g_clear_object (&priv->sizing_label);
+
+  G_OBJECT_CLASS (gtk_cell_renderer_accel_parent_class)->dispose (object);
+}
+
 static void
 gtk_cell_renderer_accel_class_init (GtkCellRendererAccelClass *cell_accel_class)
 {
@@ -123,6 +133,7 @@ gtk_cell_renderer_accel_class_init (GtkCellRendererAccelClass *cell_accel_class)
 
   object_class->set_property = gtk_cell_renderer_accel_set_property;
   object_class->get_property = gtk_cell_renderer_accel_get_property;
+  object_class->dispose = gtk_cell_renderer_accel_dispose;
 
   cell_renderer_class->get_preferred_width = gtk_cell_renderer_accel_get_preferred_width;
   cell_renderer_class->start_editing = gtk_cell_renderer_accel_start_editing;
@@ -396,7 +407,10 @@ gtk_cell_renderer_accel_get_preferred_width (GtkCellRenderer *cell,
   GtkRequisition min_req, nat_req;
 
   if (priv->sizing_label == NULL)
-    priv->sizing_label = gtk_label_new (_("New accelerator…"));
+    {
+      priv->sizing_label = gtk_label_new (_("New accelerator…"));
+      g_object_ref_sink (priv->sizing_label);
+    }
 
   gtk_widget_get_preferred_size (priv->sizing_label, &min_req, &nat_req);