[NaCl SDK] nacl_io: use standard __BEGIN/__END_DECLS in poll.h

[NaCl SDK] nacl_io: use standard __BEGIN/__END_DECLS in poll.h

In case this header is included without sdk_util headers
being available (as can happen in naclports).

Committed: https://crrev.com/f5bace135f1ff2fa3a68bc3262e55f6b9e71db53
Cr-Commit-Position: refs/heads/master@{#296525}

[Sam Clegg, 2014-09-23 23:25:09]

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

[Sam Clegg, 2014-09-23 23:25:09]

I'm sure I've send this CL out before but I can't find it in my backlog.. so
here it again.

[binji, 2014-09-23 23:27:08]

https://codereview.chromium.org/596133002/diff/1/native_client_sdk/src/librar...
File native_client_sdk/src/libraries/nacl_io/include/sys/poll.h (right):

https://codereview.chromium.org/596133002/diff/1/native_client_sdk/src/librar...
native_client_sdk/src/libraries/nacl_io/include/sys/poll.h:31: __END_DECLS
backward?

[binji, 2014-09-24 00:25:21]

lgtm

[Sam Clegg, 2014-09-24 00:28:04]

The CQ bit was checked by sbc@chromium.org

[commit-bot: I haz the power, 2014-09-24 00:28:56]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/596133002/20001

[commit-bot: I haz the power, 2014-09-24 00:34:09]

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

[commit-bot: I haz the power, 2014-09-24 00:34:10]

Try jobs failed on following builders:
  ios_dbg_simulator on tryserver.chromium.mac
(http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)
  ios_rel_device on tryserver.chromium.mac
(http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_rel_device/bu...)

[Sam Clegg, 2014-09-24 21:18:04]

The CQ bit was checked by sbc@chromium.org

[commit-bot: I haz the power, 2014-09-24 21:18:25]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/596133002/20001

[commit-bot: I haz the power, 2014-09-24 21:30:16]

Committed patchset #2 (id:20001) as 6865357c48cb21fb7e73cdcf1533c3bbc42f4e42

[commit-bot: I haz the power, 2014-09-24 21:31:01]

Patchset 2 (id:??) landed as
https://crrev.com/f5bace135f1ff2fa3a68bc3262e55f6b9e71db53
Cr-Commit-Position: refs/heads/master@{#296525}