[Cleanup] Fix duplicate target in build file.

[Cleanup] Fix duplicate target in build file.

BUG=none
TEST=none
R=thakis@chromium.org

Committed: https://crrev.com/0ef928ab222a4ffe3b32b278190c31b534e30cd9
Cr-Commit-Position: refs/heads/master@{#333689}

[Nico, 2015-06-09 22:12:30]

lgtm

[Ilya Sherman, 2015-06-09 22:13:16]

The CQ bit was checked by isherman@chromium.org

[commit-bot: I haz the power, 2015-06-09 22:17:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1172803003/1

[commit-bot: I haz the power, 2015-06-10 00:56:19]

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

[commit-bot: I haz the power, 2015-06-10 00:56:20]

Try jobs failed on following builders:
  win_chromium_rel_ng on tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel_...)

[Ilya Sherman, 2015-06-10 05:25:23]

The CQ bit was checked by isherman@chromium.org

[commit-bot: I haz the power, 2015-06-10 05:26:05]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1172803003/1

[commit-bot: I haz the power, 2015-06-10 06:07:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-10 06:08:39]

Patchset 1 (id:??) landed as
https://crrev.com/0ef928ab222a4ffe3b32b278190c31b534e30cd9
Cr-Commit-Position: refs/heads/master@{#333689}