more error types; RequestOptsBuilder error fixes
diff --git a/openstack/identity/v3/tokens/requests.go b/openstack/identity/v3/tokens/requests.go
index 39dede0..4b87311 100644
--- a/openstack/identity/v3/tokens/requests.go
+++ b/openstack/identity/v3/tokens/requests.go
@@ -260,7 +260,7 @@
// Validate determines if a specified token is valid or not.
func Validate(c *gophercloud.ServiceClient, token string) (bool, error) {
- response, err := c.Request("HEAD", tokenURL(c), gophercloud.RequestOpts{
+ response, err := c.Request("HEAD", tokenURL(c), &gophercloud.RequestOpts{
MoreHeaders: subjectTokenHeaders(c, token),
OkCodes: []int{204, 404},
})