Remove sdk ports builder from naclports master

Remove sdk ports builder from naclports master

The sdk ports bundle is being removed from the SDK so
we don't need to maintain this separate builder anymore.

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=296890

[Sam Clegg, 2015-09-25 18:30:48]

The CQ bit was checked by sbc@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-09-25 18:30:58]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1364893006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1364893006/1

[Sam Clegg, 2015-09-25 18:31:18]

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

[commit-bot: I haz the power, 2015-09-25 18:33:15]

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

[commit-bot: I haz the power, 2015-09-25 18:33:16]

Dry run: This issue passed the CQ dry run.

[binji, 2015-09-25 22:48:44]

lgtm

[Sam Clegg, 2015-09-25 22:52:43]

The CQ bit was checked by sbc@chromium.org

[commit-bot: I haz the power, 2015-09-25 22:52:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1364893006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1364893006/1

[commit-bot: I haz the power, 2015-09-25 22:55:35]

Committed patchset #1 (id:1) as
http://src.chromium.org/viewvc/chrome?view=rev&revision=296890