[gnome-software] Add an accessible label to the back button

[Matthias Clasen <matthiasc src gnome org>]

commit dc0282fc333da3ba201e1f2a2f7bb7468054c293
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Sep 20 15:53:17 2013 -0400

    Add an accessible label to the back button
    
    https://bugzilla.gnome.org/show_bug.cgi?id=708482

 src/gnome-software.ui |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/src/gnome-software.ui b/src/gnome-software.ui
index c75146b..f127500 100644
--- a/src/gnome-software.ui
+++ b/src/gnome-software.ui
@@ -22,6 +22,11 @@
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">False</property>
+                <child internal-child="accessible">
+                  <object class="AtkObject" id="button_back_accessible">
+                    <property name="accessible-name" translatable="yes">Go back</property>
+                  </object>
+                </child>
                 <style>
                   <class name="image-button"/>
                 </style>