'Force live migration to complete.
:param context: Security context
:param instance: The instance that is being migrated
:param migration_id: ID of ongoing migration; is currently not used,
and isn\'t removed for backward compatibility'

@wrap_exception()
@wrap_instance_event(prefix='compute')
@wrap_instance_fault
def live_migration_force_complete(self, context, instance, migration_id=None):

    self._notify_about_instance_usage(context, instance, 'live.migration.force.complete.start')
    self.driver.live_migration_force_complete(instance)
    self._notify_about_instance_usage(context, instance, 'live.migration.force.complete.end')
