Update sync promo string in chrome://settings

Update sync promo string in chrome://settings

BUG=455273
Committed: https://crrev.com/fdef2865f067f30e99f1f11b33d8811d98bf1e54
Cr-Commit-Position: refs/heads/master@{#314875}

Committed: https://crrev.com/5f2fff5935cd8ab98a4b464201c149bebbf89b13
Cr-Commit-Position: refs/heads/master@{#315414}

[noms (inactive), 2015-02-04 20:26:34]

noms@chromium.org changed reviewers:
+ rogerta@chromium.org

[Roger Tawa OOO till Jul 10th, 2015-02-05 20:57:27]

lgtm

[noms (inactive), 2015-02-05 20:58:00]

The CQ bit was checked by noms@chromium.org

[commit-bot: I haz the power, 2015-02-05 20:58:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/904513002/1

[commit-bot: I haz the power, 2015-02-05 21:02:52]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-05 21:05:03]

Patchset 1 (id:??) landed as
https://crrev.com/fdef2865f067f30e99f1f11b33d8811d98bf1e54
Cr-Commit-Position: refs/heads/master@{#314875}

[noms (inactive), 2015-02-09 18:18:03]

New patchsets have been uploaded after l-g-t-m from rogerta@chromium.org

[noms (inactive), 2015-02-09 18:52:59]

noms@chromium.org changed reviewers:
+ dbeam@chromium.org

[noms (inactive), 2015-02-09 18:52:59]

+ dan for a browser_options_handler review.

[noms (inactive), 2015-02-09 18:54:50]

(this was reverted in https://codereview.chromium.org/884743004)

[Dan Beam, 2015-02-09 19:42:04]

lgtm

https://codereview.chromium.org/904513002/diff/20001/chrome/browser/ui/webui/...
File chrome/browser/ui/webui/options/browser_options_handler.cc (right):

https://codereview.chromium.org/904513002/diff/20001/chrome/browser/ui/webui/...
chrome/browser/ui/webui/options/browser_options_handler.cc:211: #endif  //
defined(OS_CHROMEOS)
nit: this #if soup needs more // comments on #endif and #else

[noms (inactive), 2015-02-09 21:16:39]

New patchsets have been uploaded after l-g-t-m from dbeam@chromium.org

[Dan Beam, 2015-02-09 21:22:27]

lgtm++ break all the chromes

[noms (inactive), 2015-02-09 21:27:18]

https://codereview.chromium.org/904513002/diff/20001/chrome/browser/ui/webui/...
File chrome/browser/ui/webui/options/browser_options_handler.cc (right):

https://codereview.chromium.org/904513002/diff/20001/chrome/browser/ui/webui/...
chrome/browser/ui/webui/options/browser_options_handler.cc:211: #endif  //
defined(OS_CHROMEOS)
On 2015/02/09 19:42:03, Dan Beam wrote:
> nit: this #if soup needs more // comments on #endif and #else

I also wiggled my nose and sorted it/cleaned up the ifdefs. I would appreciate
it a million times if you could look it over, to make sure I didn't make a herp
derp. There were a looot of things.

[noms (inactive), 2015-02-09 21:28:46]

On 2015/02/09 21:22:27, Dan Beam wrote:
> lgtm++ break all the chromes

SHIPPING IT.

[noms (inactive), 2015-02-09 21:28:52]

The CQ bit was checked by noms@chromium.org

[commit-bot: I haz the power, 2015-02-09 21:30:31]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/904513002/40001

[commit-bot: I haz the power, 2015-02-09 22:38:51]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-02-09 22:39:50]

Patchset 3 (id:??) landed as
https://crrev.com/5f2fff5935cd8ab98a4b464201c149bebbf89b13
Cr-Commit-Position: refs/heads/master@{#315414}