[totem] backend: Re-add lost action for fullscreen button

[Bastien Nocera <hadess src gnome org>]

commit 5546c0fcf8f43556e96f4f2bb9c3b6ae2506b003
Author: Bastien Nocera <hadess hadess net>
Date:   Wed May 8 17:35:11 2013 +0200

    backend: Re-add lost action for fullscreen button
    
    Commit 879c0692cbf07d774955629bf1bbf046ae8ad4c4 lost us the
    button's action name.

 data/controls.ui |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/controls.ui b/data/controls.ui
index 5a0e835..69aa997 100644
--- a/data/controls.ui
+++ b/data/controls.ui
@@ -91,6 +91,7 @@
                 <property name="can_focus">True</property>
                 <property name="receives_default">True</property>
                 <property name="relief">none</property>
+                <property name="action_name">app.fullscreen</property>
               </object>
             </child>
           </object>