Replace misc. network stub flags with more flexible ones

chromeos/dbus/fake_dbus_thread_manager.h

Index: chromeos/dbus/fake_dbus_thread_manager.h
diff --git a/chromeos/dbus/fake_dbus_thread_manager.h b/chromeos/dbus/fake_dbus_thread_manager.h
index b541ffb7cc2e439dfd3d0be2facb51c28209f86b..74ab40d8f6c17f4c3065b42de60d57640e95b27b 100644
--- a/chromeos/dbus/fake_dbus_thread_manager.h
+++ b/chromeos/dbus/fake_dbus_thread_manager.h
@@ -34,6 +34,9 @@ class CHROMEOS_EXPORT FakeDBusThreadManager : public DBusThreadManager {
   // Creates and sets all fake Shill DBusClients.
   void SetFakeShillClients();
 
+  // Sets up any default environment for fake clients, e.g. for UI testing.
+  void SetupDefaultEnvironment();
+
   void SetBluetoothAdapterClient(scoped_ptr<BluetoothAdapterClient> client);
   void SetBluetoothAgentManagerClient(
       scoped_ptr<BluetoothAgentManagerClient> client);