Remove obsolete field in RelocInfo.

Remove obsolete field in RelocInfo.

R=bmeurer@chromium.org

Committed: https://crrev.com/8da26dd6df280c15e9e37e0268aa7d0ab2a6bcb3
Cr-Commit-Position: refs/heads/master@{#31622}

[Yang, 2015-10-28 06:35:30]

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

[commit-bot: I haz the power, 2015-10-28 06:35:37]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1413373004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1413373004/1

[commit-bot: I haz the power, 2015-10-28 06:55:37]

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

[commit-bot: I haz the power, 2015-10-28 06:55:38]

Dry run: This issue passed the CQ dry run.

[Benedikt Meurer, 2015-10-28 08:19:50]

lgtm

[Yang, 2015-10-28 10:18:40]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2015-10-28 10:18:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1413373004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1413373004/1

[commit-bot: I haz the power, 2015-10-28 10:23:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-28 10:24:05]

Patchset 1 (id:??) landed as
https://crrev.com/8da26dd6df280c15e9e37e0268aa7d0ab2a6bcb3
Cr-Commit-Position: refs/heads/master@{#31622}