Remove unused method "create_network_keystone_v3"

Trivial-Fix

Change-Id: I6bf5b39caae239b537d3f8c2eedbfe9b626aa174
diff --git a/neutron_tempest_plugin/api/base.py b/neutron_tempest_plugin/api/base.py
index 4441dd1..0891bb6 100644
--- a/neutron_tempest_plugin/api/base.py
+++ b/neutron_tempest_plugin/api/base.py
@@ -378,16 +378,6 @@
         return cls.create_network(name=network_name, shared=True, **kwargs)
 
     @classmethod
-    def create_network_keystone_v3(cls, network_name=None, project_id=None,
-                                   tenant_id=None, client=None):
-        params = {}
-        if project_id:
-            params['project_id'] = project_id
-        if tenant_id:
-            params['tenant_id'] = tenant_id
-        return cls.create_network(name=network_name, client=client, **params)
-
-    @classmethod
     def create_subnet(cls, network, gateway='', cidr=None, mask_bits=None,
                       ip_version=None, client=None, reserve_cidr=True,
                       **kwargs):
diff --git a/neutron_tempest_plugin/services/network/json/network_client.py b/neutron_tempest_plugin/services/network/json/network_client.py
index 05095a7..8f79b5d 100644
--- a/neutron_tempest_plugin/services/network/json/network_client.py
+++ b/neutron_tempest_plugin/services/network/json/network_client.py
@@ -1063,21 +1063,6 @@
         self.expected_success(204, resp.status)
         service_client.ResponseBody(resp, body)
 
-    def create_network_keystone_v3(self, name, project_id, tenant_id=None):
-        uri = '%s/networks' % self.uri_prefix
-        post_data = {
-            'network': {
-                'name': name,
-                'project_id': project_id
-            }
-        }
-        if tenant_id is not None:
-            post_data['network']['tenant_id'] = tenant_id
-        resp, body = self.post(uri, self.serialize(post_data))
-        body = self.deserialize_single(body)
-        self.expected_success(201, resp.status)
-        return service_client.ResponseBody(resp, body)
-
     def list_extensions(self, **filters):
         uri = self.get_uri("extensions")
         if filters: