Fix bad oauth2client util import (#273)

Jon Wayne Parrott · web-flow · commit 1f76759f5c8d · 2016-08-29T10:13:06.000-07:00
diff --git a/googleapiclient/channel.py b/googleapiclient/channel.py
@@ -61,7 +61,6 @@
 import uuid
 
 from googleapiclient import errors
-from oauth2client import util
 import six
 
 # Oauth2client < 3 has the positional helper in 'util', >= 3 has it
