Removed some missed things from our Group role removal work

* Removed `groups/n/object_roles`
* Removed `groups/n/access_list`
* `active_roles` from the Group `summary_fields`

 #2631

awx/api/serializers.py

@@ -1186,8 +1186,6 @@ class GroupSerializer(BaseSerializerWithVariables):
             activity_stream = reverse('api:group_activity_stream_list', args=(obj.pk,)),
             inventory_sources = reverse('api:group_inventory_sources_list', args=(obj.pk,)),
             ad_hoc_commands = reverse('api:group_ad_hoc_commands_list', args=(obj.pk,)),
-            access_list = reverse('api:group_access_list',         args=(obj.pk,)),
-            object_roles = reverse('api:group_object_roles_list', args=(obj.pk,)),
             #single_fact = reverse('api:group_single_fact_view', args=(obj.pk,)),
         ))
         if obj.inventory:

awx/api/urls.py

@@ -127,8 +127,6 @@ group_urls = patterns('awx.api.views',
     url(r'^(?P<pk>[0-9]+)/activity_stream/$',           'group_activity_stream_list'),
     url(r'^(?P<pk>[0-9]+)/inventory_sources/$',         'group_inventory_sources_list'),
     url(r'^(?P<pk>[0-9]+)/ad_hoc_commands/$',           'group_ad_hoc_commands_list'),
-    url(r'^(?P<pk>[0-9]+)/access_list/$',               'group_access_list'),
-    url(r'^(?P<pk>[0-9]+)/object_roles/$',              'group_object_roles_list'),
     #url(r'^(?P<pk>[0-9]+)/single_fact/$',                'group_single_fact_view'),
 )
 

awx/api/views.py

@@ -1870,25 +1870,6 @@ class GroupDetail(RetrieveUpdateDestroyAPIView):
         obj.delete_recursive()
         return Response(status=status.HTTP_204_NO_CONTENT)
 
-class GroupAccessList(ResourceAccessList):
-
-    model = User # needs to be User for AccessLists's
-    resource_model = Group
-    new_in_300 = True
-
-class GroupObjectRolesList(SubListAPIView):
-
-    model = Role
-    serializer_class = RoleSerializer
-    parent_model = Group
-    new_in_300 = True
-
-    def get_queryset(self):
-        po = self.get_parent_object()
-        content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk)
-
-
 class InventoryGroupsList(SubListCreateAttachDetachAPIView):
 
     model = Group

awx/main/models/inventory.py

@@ -443,7 +443,7 @@ class Host(CommonModelNameNotUnique):
     # Use .job_events.all() to get events affecting this host.
 
 
-class Group(CommonModelNameNotUnique, ResourceMixin):
+class Group(CommonModelNameNotUnique):
     '''
     A group containing managed hosts.  A group or host may belong to multiple
     groups.