vpython: canary e317c7d2c17d4c3460ee37524dfce4e1dee4306a.

Includes
  2019-10-23 tandrii@google.com vpython: more logging when incomplete
  virtualenv dir can't be removed.

R=bpastene

Bug: 869227
Change-Id: I5c736089176473ef9ba8cbf1bc8b3791c7ada393
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1877650
Commit-Queue: Andrii Shyshkalov <tandrii@google.com>
Auto-Submit: Andrii Shyshkalov <tandrii@google.com>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#708897}

tools/mb/mb.py

@@ -494,9 +494,9 @@ class MetaBuildWrapper(object):
       ('infra/tools/luci/logdog/butler/${platform}',
        'git_revision:e1abc57be62d198b5c2f487bfb2fa2d2eb0e867c'),
       ('infra/tools/luci/vpython-native/${platform}',
-       'git_revision:10e1d79ac9ced2b819221e06535f457093b2a14c'),
+       'git_revision:e317c7d2c17d4c3460ee37524dfce4e1dee4306a'),
       ('infra/tools/luci/vpython/${platform}',
-       'git_revision:10e1d79ac9ced2b819221e06535f457093b2a14c'),
+       'git_revision:e317c7d2c17d4c3460ee37524dfce4e1dee4306a'),
     ]
     for pkg, vers in cipd_packages:
       cmd.append('--cipd-package=.swarming_module:%s:%s' % (pkg, vers))