fix review comments

Author: anqiuy

addons/base/views.py

@@ -225,9 +225,6 @@ def get_auth(auth, **kwargs):
     resource = _get_authenticated_resource(waterbutler_data['nid'])
 
     action = waterbutler_data['action']
-    cookie = waterbutler_data['cookie']
-    if not auth.user:
-        auth.user = OSFUser.from_cookie(cookie)
     _check_resource_permissions(resource, auth, action)
 
     provider_name = waterbutler_data['provider']