config/jobs/kubernetes-security/genjobs.go
func undoPresubmitPresets(presets []config.Preset, presubmit *config.Presubmit) {
	if presubmit.Spec == nil {
		return
	}
	for _, preset := range presets {
		undoPreset(&preset, presubmit.Labels, presubmit.Spec)
	}
}
func undoPresubmitPresets(presets []config.Preset, presubmit *config.Presubmit) {
	if presubmit.Spec == nil {
		return
	}
	for _, preset := range presets {
		undoPreset(&preset, presubmit.Labels, presubmit.Spec)
	}
}
// undo merged presets from loaded presubmit and its children