remove deprecated Request.module

tests/test_deprecations.py

@@ -9,8 +9,6 @@
     :license: BSD, see LICENSE for more details.
 """
 
-import pytest
-
 import flask
 
 
@@ -26,14 +24,3 @@ class TestRequestDeprecation(object):
 
         client.post('/', data='{"spam": 42}', content_type='application/json')
         recwarn.pop(DeprecationWarning)
-
-    def test_request_module(self, recwarn, app, client):
-        """Request.module is deprecated"""
-
-        @app.route('/')
-        def index():
-            assert flask.request.module is None
-            return 'OK'
-
-        client.get('/')
-        recwarn.pop(DeprecationWarning)