Revert of Enabling included files when reloading local NTP with --local-ntp-reload.

Revert of Enabling included files when reloading local NTP with --local-ntp-reload. (patchset #7 id:120001 of https://codereview.chromium.org/1376243005/ )

Reason for revert:
Break iOS Device ninja Build Bot

https://build.chromium.org/p/chromium.mac/builders/iOS_Device_%28ninja%29/builds/29414

Compilation failed as

In file included from ../../chrome/browser/search/local_files_ntp_source.cc:19:
../../third_party/re2/re2/re2.h:186:10: fatal error: 're2/stringpiece.h' file not found
#include "re2/stringpiece.h"

which is added in this CL.

Original issue's description:
> Enabling included files when reloading local NTP with --local-ntp-reload.

TBR=fserb@chromium.org,mathp@chromium.org,tmartino@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/c4f7330abe94c5b80ec82ae9c312ad7ae52318b0
Cr-Commit-Position: refs/heads/master@{#359364}

[kelvinp, 2015-11-12 19:55:12]

Created Revert of Enabling included files when reloading local NTP with
--local-ntp-reload.

[kelvinp, 2015-11-12 19:58:17]

The CQ bit was unchecked by kelvinp@chromium.org

[commit-bot: I haz the power, 2015-11-12 19:58:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1442793002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1442793002/1

[kelvinp, 2015-11-12 19:58:29]

The CQ bit was checked by kelvinp@chromium.org

[commit-bot: I haz the power, 2015-11-12 20:04:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1442793002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1442793002/1

[commit-bot: I haz the power, 2015-11-12 20:08:42]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-12 20:09:37]

Patchset 1 (id:??) landed as
https://crrev.com/c4f7330abe94c5b80ec82ae9c312ad7ae52318b0
Cr-Commit-Position: refs/heads/master@{#359364}

[tmartino, 2015-11-12 22:37:18]

lgtm