Add a DEPS gclient hook to prune corrupt mockito remote.

Add a DEPS gclient hook to prune corrupt mockito remote.

A third_party remote for third_party/mockito/src is corrupt. Run
`git remote prune origin` in the checkout directory before syncing
Chromium.

Thanks to slan@ for providing this fix.

TBR=kjellander@webrtc.org
BUG=chromium:644722
NOTRY=True

Committed: https://crrev.com/3115b06957d5b8cba5d45cebc301795e94a926ec
Cr-Commit-Position: refs/heads/master@{#14138}

[ehmaldonado_webrtc, 2016-09-08 14:57:58]

The CQ bit was checked by ehmaldonado@webrtc.org

[commit-bot: I haz the power, 2016-09-08 14:58:05]

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

[commit-bot: I haz the power, 2016-09-08 15:02:10]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-08 15:02:16]

Description was changed from

==========
Add a DEPS gclient hook to prune corrupt mockito remote.

A third_party remote for third_party/mockito/src is corrupt. Run
`git remote prune origin` in the checkout directory before syncing
Chromium.

Thanks to slan@ for providing this fix.

TBR=kjellander@webrtc.org
BUG=chromium:644722
NOTRY=True
==========

to

==========
Add a DEPS gclient hook to prune corrupt mockito remote.

A third_party remote for third_party/mockito/src is corrupt. Run
`git remote prune origin` in the checkout directory before syncing
Chromium.

Thanks to slan@ for providing this fix.

TBR=kjellander@webrtc.org
BUG=chromium:644722
NOTRY=True

Committed: https://crrev.com/3115b06957d5b8cba5d45cebc301795e94a926ec
Cr-Commit-Position: refs/heads/master@{#14138}
==========

[commit-bot: I haz the power, 2016-09-08 15:02:17]

Patchset 1 (id:??) landed as
https://crrev.com/3115b06957d5b8cba5d45cebc301795e94a926ec
Cr-Commit-Position: refs/heads/master@{#14138}

[kjellander_webrtc, 2016-09-08 15:18:28]

lgtm thanks!

[kjellander_webrtc, 2016-09-08 17:55:29]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.webrtc.org/2326473003/ by kjellander@webrtc.org.

The reason for reverting is: Unfortunately this didn't help, so I'm reverting
this to clean things up for now..