func listChangedFiles(changeInfo client.ChangeInfo) config.ChangedFilesProvider {
	return func() ([]string, error) {
		var changed []string
		revision := changeInfo.Revisions[changeInfo.CurrentRevision]
		for file := range revision.Files {
			changed = append(changed, file)
		}
		return changed, nil
	}
}
func listChangedFiles(changeInfo client.ChangeInfo) config.ChangedFilesProvider {
	return func() ([]string, error) {
		var changed []string
		revision := changeInfo.Revisions[changeInfo.CurrentRevision]
		for file := range revision.Files {
			changed = append(changed, file)
		}
		return changed, nil
	}
}
// listChangedFiles lists (in lexicographic order) the files changed as part of a Gerrit patchset