Using policy constants from neutron-lib

Commit 59c60b68fb459bea9c5832b29323eca7366f8a80 defines
some policy constants, we can use it.

Change-Id: I77022e05773689ecb99bdce698710222d737e903

neutron_vpnaas/policies/base.py

@@ -1,17 +0,0 @@
-#  Licensed under the Apache License, Version 2.0 (the "License"); you may
-#  not use this file except in compliance with the License. You may obtain
-#  a copy of the License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#  License for the specific language governing permissions and limitations
-#  under the License.
-
-
-# TODO(amotoki): Define these in neutron or neutron-lib
-RULE_ADMIN_OR_OWNER = 'rule:admin_or_owner'
-RULE_ADMIN_ONLY = 'rule:admin_only'
-RULE_ANY = 'rule:regular_user'

neutron_vpnaas/policies/endpoint_group.py

@@ -12,7 +12,7 @@
 
 from oslo_policy import policy
 
-from neutron_vpnaas.policies import base
+from neutron_lib import policy as base
 
 
 rules = [

neutron_vpnaas/policies/ike_policy.py

@@ -12,7 +12,7 @@
 
 from oslo_policy import policy
 
-from neutron_vpnaas.policies import base
+from neutron_lib import policy as base
 
 
 rules = [

neutron_vpnaas/policies/ipsec_policy.py

@@ -12,7 +12,7 @@
 
 from oslo_policy import policy
 
-from neutron_vpnaas.policies import base
+from neutron_lib import policy as base
 
 
 rules = [

neutron_vpnaas/policies/ipsec_site_connection.py

@@ -12,7 +12,7 @@
 
 from oslo_policy import policy
 
-from neutron_vpnaas.policies import base
+from neutron_lib import policy as base
 
 
 rules = [

neutron_vpnaas/policies/vpnservice.py

@@ -12,7 +12,7 @@
 
 from oslo_policy import policy
 
-from neutron_vpnaas.policies import base
+from neutron_lib import policy as base
 
 
 rules = [