Added CQ config to the depot_tools repo

Added CQ config to the depot_tools repo

This must land in sync with https://chromereviews.googleplex.com/202077014 and
revert in sync.

R=akuegel@chromium.org
TBR=pgervais@chromium.org
BUG=471767
Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=295509

[Adrian Kuegel, 2015-06-03 14:03:47]

lgtm

[Sergiy Byelozyorov, 2015-06-03 15:30:02]

The CQ bit was checked by sergiyb@chromium.org

[commit-bot: I haz the power, 2015-06-03 15:30:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1157843007/1

[commit-bot: I haz the power, 2015-06-03 15:31:49]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-06-03 15:31:50]

Presubmit check for 1157843007-1 failed and returned exit status 1.

Running presubmit commit checks ...
Looking up path
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/google_appengine
Didn't find an SDK
New version is 1.9.21
Fetching
https://storage.googleapis.com/appengine-sdks/featured/google_appengine_1.9.2...
Extracting into
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/google_appengine
Extracted 14455 files
Initialized empty Git repository in
/b/infra_internal/commit_queue/workdir/depot_tools/testing_support/_rietveld/.git/
Updating origin
From https://chromium.googlesource.com/infra/infra
 * [new branch]      deployed   -> origin/deployed
 * [new branch]      infra/config -> origin/infra/config
 * [new branch]      master     -> origin/master
From https://chromium.googlesource.com/infra/infra
 * branch            master     -> FETCH_HEAD
Checking out rietveld...
Running save-description-on-failure.sh
Running push-basic.sh
Running upstream.sh
Running submit-from-new-dir.sh
Running abandon.sh
Running submodule-merge-test.sh
Running upload-local-tracking-branch.sh
Running hooks.sh
Running post-dcommit-hook-test.sh
Running upload-stale.sh
Running patch.sh
Running basic.sh

** Presubmit ERRORS **
Missing LGTM from an OWNER for these files:
    infra/README.md

Presubmit checks took 83.5s to calculate.

[Sergiy Byelozyorov, 2015-06-03 15:32:34]

The CQ bit was checked by sergiyb@chromium.org

[commit-bot: I haz the power, 2015-06-03 15:32:58]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1157843007/1

[commit-bot: I haz the power, 2015-06-03 15:34:51]

Committed patchset #1 (id:1) as
http://src.chromium.org/viewvc/chrome?view=rev&revision=295509