[gitg] Change emblem-system-symbolic to open-menu-symbolic.

[Ignacio Casal Quinteiro <icq src gnome org>]

commit f0da755d9f078c9f65fd1c26d6976d7c8b74ca1d
Author: David Gumberg <davidzgumberg gmail com>
Date:   Mon Oct 13 20:07:06 2014 -0700

    Change emblem-system-symbolic to open-menu-symbolic.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=738460

 gitg/resources/ui/gitg-window.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gitg/resources/ui/gitg-window.ui b/gitg/resources/ui/gitg-window.ui
index 2201043..cc0b9d1 100644
--- a/gitg/resources/ui/gitg-window.ui
+++ b/gitg/resources/ui/gitg-window.ui
@@ -107,7 +107,7 @@
               <object class="GtkImage" id="gear_image">
                 <property name="visible">True</property>
                 <property name="icon_size">1</property>
-                <property name="icon_name">emblem-system-symbolic</property>
+                <property name="icon_name">open-menu-symbolic</property>
               </object>
             </child>
           </object>