Rename shadow variable in SearchRegExpMultiple.

Rename shadow variable in SearchRegExpMultiple.

R=jkummerow@chromium.org

Committed: https://crrev.com/0ceca58771a22125e25c3eda730c1d431212598c
Cr-Commit-Position: refs/heads/master@{#31656}

[Yang, 2015-10-29 12:55:31]

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

[commit-bot: I haz the power, 2015-10-29 12:55:38]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1407213005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1407213005/1

[Jakob Kummerow, 2015-10-29 13:01:21]

lgtm

[commit-bot: I haz the power, 2015-10-29 13:18:01]

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

[commit-bot: I haz the power, 2015-10-29 13:18:02]

Dry run: This issue passed the CQ dry run.

[Yang, 2015-10-29 14:09:21]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2015-10-29 14:09:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1407213005/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1407213005/1

[commit-bot: I haz the power, 2015-10-29 14:10:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-29 14:11:19]

Patchset 1 (id:??) landed as
https://crrev.com/0ceca58771a22125e25c3eda730c1d431212598c
Cr-Commit-Position: refs/heads/master@{#31656}