Shifting networking operations to common delete result
diff --git a/openstack/networking/v2/subnets/results.go b/openstack/networking/v2/subnets/results.go
index c87504c..70aa543 100644
--- a/openstack/networking/v2/subnets/results.go
+++ b/openstack/networking/v2/subnets/results.go
@@ -41,7 +41,9 @@
 }
 
 // DeleteResult represents the result of a delete operation.
-type DeleteResult commonResult
+type DeleteResult struct {
+	gophercloud.ExtractErrResult
+}
 
 // AllocationPool represents a sub-range of cidr available for dynamic
 // allocation to ports, e.g. {Start: "10.0.0.2", End: "10.0.0.254"}