Timezone auto update option should be available by default.

Timezone auto update option should be available by default.

This CL makes "timezone auto update" feature available (but switched off by
default) to users. And adds flag to disable this feature.

BUG=416494
TEST=manual

Committed: https://crrev.com/13bb9e13b4719c96112ca8770d2c7b48c23e150d
Cr-Commit-Position: refs/heads/master@{#314615}

[Alexander Alekseev, 2015-02-02 17:47:19]

alemate@chromium.org changed reviewers:
+ dpolukhin@chromium.org, stevenjb@chromium.org

[Alexander Alekseev, 2015-02-02 17:47:20]

Please review.

stevenjb@ :
chrome/browser/ui/webui/options/browser_options_handler.*

dpolukhin@ : All

[stevenjb, 2015-02-02 21:14:40]

lgtm

https://codereview.chromium.org/898503002/diff/1/chrome/app/chromeos_strings....
File chrome/app/chromeos_strings.grdp (right):

https://codereview.chromium.org/898503002/diff/1/chrome/app/chromeos_strings....
chrome/app/chromeos_strings.grdp:6042: If enabled, automatic timezone update by
the current geolocation is turned off.
nit: s/enabled/set

[Alexander Alekseev, 2015-02-03 08:29:57]

https://codereview.chromium.org/898503002/diff/1/chrome/app/chromeos_strings....
File chrome/app/chromeos_strings.grdp (right):

https://codereview.chromium.org/898503002/diff/1/chrome/app/chromeos_strings....
chrome/app/chromeos_strings.grdp:6042: If enabled, automatic timezone update by
the current geolocation is turned off.
On 2015/02/02 21:14:40, stevenjb wrote:
> nit: s/enabled/set

Done.

[Alexander Alekseev, 2015-02-03 09:23:08]

alemate@chromium.org changed reviewers:
+ isherman@chromium.org

[Alexander Alekseev, 2015-02-03 09:23:08]

isherman@ : please review tools/metrics/histograms/histograms.xml

[Ilya Sherman, 2015-02-03 22:24:13]

histograms.xml lgtm

[Dmitry Polukhin, 2015-02-04 13:28:13]

lgtm

[Alexander Alekseev, 2015-02-04 13:32:07]

The CQ bit was checked by alemate@chromium.org

[commit-bot: I haz the power, 2015-02-04 13:32:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/898503002/40001

[commit-bot: I haz the power, 2015-02-04 15:20:05]

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

[commit-bot: I haz the power, 2015-02-04 15:20:06]

Try jobs failed on following builders:
  win_chromium_x64_rel_ng on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[Alexander Alekseev, 2015-02-04 19:07:39]

The CQ bit was checked by alemate@chromium.org

[commit-bot: I haz the power, 2015-02-04 19:08:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/898503002/40001

[commit-bot: I haz the power, 2015-02-04 20:07:55]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-02-04 20:10:10]

Patchset 3 (id:??) landed as
https://crrev.com/13bb9e13b4719c96112ca8770d2c7b48c23e150d
Cr-Commit-Position: refs/heads/master@{#314615}