Change HTTP methods for OpenStack Compute
diff --git a/openstack/compute/v2/images/requests.go b/openstack/compute/v2/images/requests.go
index b41d1d9..5eb19b5 100644
--- a/openstack/compute/v2/images/requests.go
+++ b/openstack/compute/v2/images/requests.go
@@ -60,8 +60,6 @@
 // Use ExtractImage() to interpret the result as an openstack Image.
 func Get(client *gophercloud.ServiceClient, id string) GetResult {
 	var result GetResult
-	_, result.Err = client.Request("GET", getURL(client, id), gophercloud.RequestOpts{
-		JSONResponse: &result.Body,
-	})
+	_, result.Err = client.Get(getURL(client, id), &result.Body, nil)
 	return result
 }