[totem] main: Hide DVD menu items when unavailable

[Bastien Nocera <hadess src gnome org>]

commit 803509d6c43c3d4c8265d51323bfab1fa9019475
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Jan 8 17:02:20 2014 +0100

    main: Hide DVD menu items when unavailable
    
    https://bugzilla.gnome.org/show_bug.cgi?id=721797

 data/totem.ui |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/data/totem.ui b/data/totem.ui
index 294a37a..138a591 100644
--- a/data/totem.ui
+++ b/data/totem.ui
@@ -127,6 +127,7 @@
                        <attribute name="label" translatable="yes">_Eject</attribute>
                        <attribute name="action">app.eject</attribute>
                        <attribute name="accel">&lt;Ctrl&gt;E</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
        </section>
 </menu>
@@ -137,22 +138,27 @@
                        <attribute name="label" translatable="yes">_DVD Menu</attribute>
                        <attribute name="action">app.dvd-root-menu</attribute>
                        <attribute name="accel">&lt;Ctrl&gt;M</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
                <item>
                        <attribute name="label" translatable="yes">_Title Menu</attribute>
                        <attribute name="action">app.dvd-title-menu</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
                <item>
                        <attribute name="label" translatable="yes">A_udio Menu</attribute>
                        <attribute name="action">app.dvd-audio-menu</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
                <item>
                        <attribute name="label" translatable="yes">_Angle Menu</attribute>
                        <attribute name="action">app.dvd-angle-menu</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
                <item>
                        <attribute name="label" translatable="yes">_Chapter Menu</attribute>
                        <attribute name="action">app.dvd-chapter-menu</attribute>
+                       <attribute name="hidden-when">action-disabled</attribute>
                </item>
        </section>
        <section>