common/djangoapps/student/middleware.py

common/djangoapps/third_party_auth/middleware.py

common/djangoapps/track/middleware.py

lms/djangoapps/course_wiki/middleware.py

lms/djangoapps/courseware/middleware.py

...djangoapps/discussion/django_comment_client/middleware.py

lms/djangoapps/discussion/django_comment_client/utils.py

lms/djangoapps/mobile_api/middleware.py

openedx/core/djangoapps/cache_toolbox/middleware.py

openedx/core/djangoapps/contentserver/middleware.py

openedx/core/djangoapps/cors_csrf/middleware.py

openedx/core/djangoapps/dark_lang/middleware.py

openedx/core/djangoapps/embargo/middleware.py

openedx/core/djangoapps/geoinfo/middleware.py

openedx/core/djangoapps/header_control/middleware.py

openedx/core/djangoapps/lang_pref/middleware.py

openedx/core/djangoapps/safe_sessions/middleware.py

.../core/djangoapps/session_inactivity_timeout/middleware.py

openedx/core/djangoapps/site_configuration/middleware.py

openedx/core/djangoapps/theming/middleware.py