Chrome OS: Use Manager.DefaultService for Default Network

chromeos/dbus/shill_manager_client.h

Index: chromeos/dbus/shill_manager_client.h
diff --git a/chromeos/dbus/shill_manager_client.h b/chromeos/dbus/shill_manager_client.h
index a128b469748609dbad202f10859575f18ec431e3..ed2f7d52662f8147a1cf1f4e7ece5278c071eae1 100644
--- a/chromeos/dbus/shill_manager_client.h
+++ b/chromeos/dbus/shill_manager_client.h
@@ -57,6 +57,10 @@ class CHROMEOS_EXPORT ShillManagerClient : public DBusClient {
     // Used to reset all properties; does not notify observers.
     virtual void ClearProperties() = 0;
 
+    // Set manager property.
+    virtual void SetManagerProperty(const std::string& key,
+                                    const base::Value& value) = 0;
+
     // Add/Remove/ClearService should only be called from ShillServiceClient.
     virtual void AddManagerService(const std::string& service_path,
                                    bool add_to_visible_list,