Check: check.And(
					check.OK(),
					ConsistentHostChecker,
				),
				PropagateResponse: func(req *http.Request, res *http.Response) {
					scopes.Framework.Infof("invoking propagate response")
					if res == nil {
						scopes.Framework.Infof("no response")
						return
					}
					if res.Cookies() == nil {
						scopes.Framework.Infof("no cookies")
						return
					}

		return fmt.Errorf(`invalid header %q: header cannot have ":" prefix`, name)
	}
	return nil
}

// ValidateHTTPHeaderOperationName validates a header name when used to remove from request or modify response.
func ValidateHTTPHeaderOperationName(name string) error {
	if name == "" {
		return fmt.Errorf("header name cannot be empty")
	}
	if strings.EqualFold(name, "host") {

							"",
						},
					},
				},
			}},
		}, valid: false},
		{name: "empty header name - response add", route: &networking.HTTPRoute{
			Route: []*networking.HTTPRouteDestination{{
				Destination: &networking.Destination{Host: "foo.baz"},
				Headers: &networking.Headers{
					Response: &networking.Headers_HeaderOperations{
						Add: map[string]string{
							"": "value",
						},
					},