Bug 1597737 : Importing urlparse from six to keep py2, py3 compatible r=whimboo,marionette-reviewers

Differential Revision: https://phabricator.services.mozilla.com/D54128

--HG--
extra : moz-landing-system : lando

testing/marionette/harness/marionette_harness/runner/httpd.py

@@ -16,7 +16,6 @@ import os
 import select
 import sys
 import time
-import urlparse
 
 from wptserve import (
     handlers,
@@ -25,6 +24,8 @@ from wptserve import (
     server
 )
 
+from six.moves.urllib import parse as urlparse
+
 
 root = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
 default_doc_root = os.path.join(root, "www")