components: Cleanup gn check errors on 'bookmarks' component.

components: Cleanup gn check errors on 'bookmarks' component.

This was checked with the following command line:

$ out/Debug/gn check out_gn/Debug/ //components/bookmarks/*

And cleaned until it reported "Header dependency check OK".

BUG=376000, 367595
TEST=see above
R=sky@chromium.org

Committed: https://crrev.com/82d04114f4b40f1271e10d14d3bc51e1623e7f52
Cr-Commit-Position: refs/heads/master@{#305346}

[sky, 2014-11-21 16:12:34]

LGTM

[tfarina, 2014-11-22 02:05:18]

The CQ bit was checked by tfarina@chromium.org

[commit-bot: I haz the power, 2014-11-22 02:06:08]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/747853002/1

[commit-bot: I haz the power, 2014-11-22 02:46:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-11-22 02:47:10]

Patchset 1 (id:??) landed as
https://crrev.com/82d04114f4b40f1271e10d14d3bc51e1623e7f52
Cr-Commit-Position: refs/heads/master@{#305346}