[gedit] document-panel: add missing cast

[Sébastien Lafargue <slafargue src gnome org>]

commit 77164277a4f1e15f290c59863e5dbc61ed272d82
Author: Sebastien Lafargue <slafargue gnome org>
Date:   Fri Nov 27 18:54:52 2015 +0100

    document-panel: add missing cast

 gedit/gedit-documents-panel.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gedit/gedit-documents-panel.c b/gedit/gedit-documents-panel.c
index 42bd2b1..e2bf982 100644
--- a/gedit/gedit-documents-panel.c
+++ b/gedit/gedit-documents-panel.c
@@ -963,7 +963,7 @@ panel_on_drag_begin (GtkWidget      *widget,
        name = gtk_label_get_label (GTK_LABEL (GEDIT_DOCUMENTS_DOCUMENT_ROW (drag_document_row)->label));
 
        label = gtk_label_new (NULL);
-       gtk_label_set_markup (label, name);
+       gtk_label_set_markup (GTK_LABEL (label), name);
        gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
        gtk_widget_set_halign (label, GTK_ALIGN_START);
        gtk_widget_set_valign (label, GTK_ALIGN_CENTER);