[gtk+] gtkplug: set decorated to FALSE by default

[Matthias Clasen <matthiasc src gnome org>]

commit 245daa415edcdd91a525bc244cec2a2bd40567ec
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Jun 4 23:40:38 2015 +0300

    gtkplug: set decorated to FALSE by default
    
    The change in c5e5ee67490e7e7af56052d8f8beb75db002c2f1 introduced
    a regression - all GtkPlug windows has unexpected extra space. Fix
    this by setting decorated to FALSE for GtkPlug window.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=750424

 gtk/gtkplug.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkplug.c b/gtk/gtkplug.c
index c0201c9..93a6a7c 100644
--- a/gtk/gtkplug.c
+++ b/gtk/gtkplug.c
@@ -235,6 +235,8 @@ static void
 gtk_plug_init (GtkPlug *plug)
 {
   plug->priv = gtk_plug_get_instance_private (plug);
+
+  gtk_window_set_decorated (GTK_WINDOW (plug), FALSE);
 }
 
 /**