[gtk+] assistant: Don't forget to remove child widgets

[Timm Bäder <baedert src gnome org>]

commit 6376aaf44b011a8203792c31a629feeb582e834e
Author: Timm Bäder <mail baedert org>
Date:   Thu Jan 19 15:02:59 2017 +0100

    assistant: Don't forget to remove child widgets

 gtk/gtkassistant.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkassistant.c b/gtk/gtkassistant.c
index a9bf9d1..205a943 100644
--- a/gtk/gtkassistant.c
+++ b/gtk/gtkassistant.c
@@ -1389,6 +1389,10 @@ gtk_assistant_remove (GtkContainer *container,
       gtk_container_remove (GTK_CONTAINER (box), page);
       gtk_container_remove (GTK_CONTAINER (assistant->priv->content), box);
     }
+  else
+    {
+      GTK_CONTAINER_CLASS (gtk_assistant_parent_class)->remove (container, page);
+    }
 }
 
 /**