AU: Don't use network on expensive connection types

mock_dbus_interface.h

Index: mock_dbus_interface.h
diff --git a/mock_dbus_interface.h b/mock_dbus_interface.h
new file mode 100644
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+++ b/mock_dbus_interface.h
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+// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_DBUS_INTERFACE_H__
+#define CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_DBUS_INTERFACE_H__
+
+#include <gmock/gmock.h>
+
+#include "update_engine/dbus_interface.h"
+
+namespace chromeos_update_engine {
+
+class MockDbusGlib : public DbusGlibInterface {
+ public:
+  MOCK_METHOD5(ProxyNewForNameOwner, DBusGProxy*(DBusGConnection *connection,
+                                                 const char *name,
+                                                 const char *path,
+                                                 const char *interface,
+                                                 GError **error));
+
+  MOCK_METHOD1(ProxyUnref, void(DBusGProxy* proxy));
+
+  MOCK_METHOD2(BusGet, DBusGConnection*(DBusBusType type, GError **error));
+
+  MOCK_METHOD7(ProxyCall, gboolean(DBusGProxy *proxy,
+                                   const char *method,
+                                   GError **error,
+                                   GType first_arg_type,
+                                   GType var_arg1,
+                                   GHashTable** var_arg2,
+                                   GType var_arg3));
+};
+
+}  // namespace chromeos_update_engine
+
+#endif  // CHROMEOS_PLATFORM_UPDATE_ENGINE_MOCK_DBUS_INTERFACE_H__