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  // the default priority for pods that do not have any priority class.
  // Only one PriorityClass can be marked as `globalDefault`. However, if more than
  // one PriorityClasses exists with their `globalDefault` field set to true,
  // the smallest value of such global default PriorityClasses will be used as the default priority.
  // +optional
  optional bool globalDefault = 3;

	}
	if err := updateAuthHdrs(ctx, uri, "gcp", c.gcpCreds, ret, "authorization"); err != nil {
		return nil, err
	}
	return ret, nil
}

func (*meshAuthCredentials) RequireTransportSecurity() bool {
	return true
}

func updateAuthHdrs(ctx context.Context, uri []string, kind string, creds credentials.PerRPCCredentials, dst map[string]string, dstHdr string) error {
	ret, err := creds.GetRequestMetadata(ctx, uri...)
	if err != nil {