Post #4350 cleanup. (#4389)

This happened because #4350 was sent before #4355 was merged.

Author: dhermes

bigquery/tests/unit/test_job.py

@@ -2723,7 +2723,7 @@ def test_reload_w_alternate_client(self):
     def test_iter(self):
         import types
 
-        begun_resource = self._makeResource()
+        begun_resource = self._make_resource()
         query_resource = {
             'jobComplete': True,
             'jobReference': {