Roll swarming_client @ de4e7cfa2b4417021f34c2d2e573c2a5d6e1d317.

Roll swarming_client @ de4e7cfa2b4417021f34c2d2e573c2a5d6e1d317.

$ git log f9538eebbc..de4e7cfa --date=short --format="%ad %ae %s" | sed 's/@chromium\.org//'
2014-02-13 maruel Fix flaky test in run_test_cases_smoke_test.py.
2014-02-12 vapier@gentoo.org isolateserver: pull _PushState into module scope
2014-02-12 maruel Reduce code duplication to define the --isolate-server argument.
2014-02-09 maruel Add isolateserver.py hashtable which enforces paths vs isolateserver.py archive.
2014-02-09 maruel Adds primitive support to upload results back in run_isolated.py
2014-02-06 maruel Fix swarming.py to stop hardcoding the namespace to 'default'
2014-02-06 maruel Partially fix support for umask.
2014-02-05 vadimsh Improve --help output for OAuth command line options.
2014-02-05 vadimsh Command line option to switch auth to use file storage instead of keyring.
2014-02-04 maruel Fix examples that were broken since f9538eebbc82.
2014-02-04 maruel Fix googletest/README.py and improve doc.
2014-02-04 vadimsh Do not trigger OAuth2 code path when running on bots.
2014-02-03 maruel Disable test_crash_after_pass.
2014-02-02 vadimsh Never run interactive login in the middle of a script execution.
2014-01-31 vadimsh Remove google imports from httplib2.
2014-01-31 maruel Raise an error if --task-name is not provided.
2014-01-31 maruel Fix regression introduced in f9538eebbc82.

(Was slightly overdue)

R=csharp@chromium.org
BUG=

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=251201

[M-A Ruel, 2014-02-13 16:15:17]

Humm, the clone is stuck at 27f03da8d26f0be8ab26fb39847d1d456681936b and it's
well past the normal propagation time. I'll have to investigate first.

[csharp, 2014-02-13 22:05:36]

lgtm

[M-A Ruel, 2014-02-13 22:06:02]

The CQ bit was checked by maruel@chromium.org

[commit-bot: I haz the power, 2014-02-13 22:09:08]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/maruel@chromium.org/163853002/90001

[Vadim Sh., 2014-02-13 23:22:26]

Ok, now chromium-swarm.appspot.com matches client side code in this roll. Older
version would also have worked (as indicated by green tryjobs), but it's better
to keep them in sync..

[commit-bot: I haz the power, 2014-02-14 00:20:11]

Change committed as 251201