Turn off all references and API calls to billing if the feature is disabled

endpoints/api/organization.py

@@ -5,7 +5,7 @@ from flask import request
 
 from endpoints.api import (resource, nickname, ApiResource, validate_json_request, request_error,
                            related_user_resource, internal_only, Unauthorized, NotFound,
-                           require_user_admin, log_action)
+                           require_user_admin, log_action, show_if)
 from endpoints.api.team import team_view
 from endpoints.api.user import User, PrivateRepositories
 from auth.permissions import (AdministerOrganizationPermission,  OrganizationMemberPermission,
@@ -15,6 +15,8 @@ from data import model
 from data.plans import get_plan
 from util.gravatar import compute_hash
 
+import features
+
 
 logger = logging.getLogger(__name__)
 
@@ -163,6 +165,7 @@ class Organization(ApiResource):
 @resource('/v1/organization/<orgname>/private')
 @internal_only
 @related_user_resource(PrivateRepositories)
+@show_if(features.BILLING)
 class OrgPrivateRepositories(ApiResource):
   """ Custom verb to compute whether additional private repositories are available. """
   @nickname('getOrganizationPrivateAllowed')