Fix net_unittests when run in a virtualenv.

Fix net_unittests when run in a virtualenv.

Passing -S to python breaks in a virtualenv because it cannot
find the stdlib modules (e.g. base64). Only pass -S if not
already in a virtualenv.

BUG=667897
TEST=net_unittests inside a virtualenv

Committed: https://crrev.com/49e77410bb70d01e8377025eb6473eb6a7602afb
Cr-Commit-Position: refs/heads/master@{#434739}

[mbjorge, 2016-11-22 20:04:40]

mbjorge@chromium.org changed reviewers:
+ phajdan.jr@chromium.org, rch@chromium.org

[Ryan Hamilton, 2016-11-22 20:20:44]

lgtm, but please wait for Paweł since he's more familiar with the code than I.

[mbjorge, 2016-11-22 21:33:53]

Description was changed from

==========
Fix net_unittests when run in a virtualenv.

Passing -S to python breaks in a virtualenv because it cannot
find the stdlib modules (e.g. base64). Only pass -S if not
already in a virtualenv.

TEST=net_unittests inside a virtualenv
==========

to

==========
Fix net_unittests when run in a virtualenv.

Passing -S to python breaks in a virtualenv because it cannot
find the stdlib modules (e.g. base64). Only pass -S if not
already in a virtualenv.

BUG=667897
TEST=net_unittests inside a virtualenv
==========

[Paweł Hajdan Jr., 2016-11-25 07:45:27]

LGTM

[mbjorge, 2016-11-28 17:48:53]

The CQ bit was checked by mbjorge@chromium.org

[commit-bot: I haz the power, 2016-11-28 17:49:14]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-28 22:31:26]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1480355333974220, "parent_rev":
"44f7203450a85494189355b78792deaff9f2b34a", "commit_rev":
"a1d5d8e50a242f304e79fa4afd13254544a09caa"}

[commit-bot: I haz the power, 2016-11-28 22:31:49]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-28 22:35:27]

Description was changed from

==========
Fix net_unittests when run in a virtualenv.

Passing -S to python breaks in a virtualenv because it cannot
find the stdlib modules (e.g. base64). Only pass -S if not
already in a virtualenv.

BUG=667897
TEST=net_unittests inside a virtualenv
==========

to

==========
Fix net_unittests when run in a virtualenv.

Passing -S to python breaks in a virtualenv because it cannot
find the stdlib modules (e.g. base64). Only pass -S if not
already in a virtualenv.

BUG=667897
TEST=net_unittests inside a virtualenv

Committed: https://crrev.com/49e77410bb70d01e8377025eb6473eb6a7602afb
Cr-Commit-Position: refs/heads/master@{#434739}
==========

[commit-bot: I haz the power, 2016-11-28 22:35:28]

Patchset 1 (id:??) landed as
https://crrev.com/49e77410bb70d01e8377025eb6473eb6a7602afb
Cr-Commit-Position: refs/heads/master@{#434739}