[NaCl SDK] Never check SVN or git-svn for Chromium repo.

[NaCl SDK] Never check SVN or git-svn for Chromium repo.

This will need to be merged back to M38.

No trybots because this only affects the NaCl SDK build.

BUG=none
R=bradnelson@chromium.org
NOTRY=true

Committed: https://crrev.com/7e8e1bc34c946f7f361bfd16c2628170b55dd45a
Cr-Commit-Position: refs/heads/master@{#294253}

[bradn, 2014-09-10 22:26:18]

bradnelson@google.com changed reviewers:
+ bradnelson@google.com

[bradn, 2014-09-10 22:26:19]

lgtm

[binji, 2014-09-10 22:28:54]

The CQ bit was checked by binji@chromium.org

[Sam Clegg, 2014-09-10 22:34:10]

sbc@chromium.org changed reviewers:
+ sbc@chromium.org

[Sam Clegg, 2014-09-10 22:34:11]

lgtm

[commit-bot: I haz the power, 2014-09-10 22:51:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patchset/559233002/1

[commit-bot: I haz the power, 2014-09-10 23:17:42]

Committed patchset #1 (id:1) as 23aaf8634140acae74a95c8b763acb1a781fb0df

[commit-bot: I haz the power, 2014-09-10 23:21:48]

Patchset 1 (id:??) landed as
https://crrev.com/7e8e1bc34c946f7f361bfd16c2628170b55dd45a
Cr-Commit-Position: refs/heads/master@{#294253}