[Autofill] Remove (most) support for variants in chrome/browser

[Autofill] Remove (most) support for variants in chrome/browser

removes variants tests, removes support from AutofillDialogController

BUG=493856
Committed: https://crrev.com/535bd61c9dbcd922aec91485954521f9e3422771
Cr-Commit-Position: refs/heads/master@{#332244}

[Evan Stade, 2015-06-01 16:58:05]

estade@chromium.org changed reviewers:
+ rouslan@chromium.org

[please use gerrit instead, 2015-06-01 17:19:23]

The CQ bit was checked by rouslan@chromium.org

[please use gerrit instead, 2015-06-01 17:19:23]

lgtm

[please use gerrit instead, 2015-06-01 17:19:59]

The CQ bit was unchecked by rouslan@chromium.org

[please use gerrit instead, 2015-06-01 17:20:39]

You need an OWNERS LG from someone in
https://code.google.com/p/chromium/codesearch#chromium/src/chrome/browser/syn...
for the change in chrome/browser/sync/profile_sync_service_autofill_unittest.cc.

[Evan Stade, 2015-06-01 18:09:48]

estade@chromium.org changed reviewers:
+ zea@chromium.org

[Evan Stade, 2015-06-01 18:09:49]

+zea for chrome/browser/sync/

[Nicolas Zea, 2015-06-01 18:19:45]

sync LGTM

Just double checking, variants that are synced in from older clients will simply
be ignored locally correct?

[Evan Stade, 2015-06-01 18:20:37]

On 2015/06/01 18:19:45, Nicolas Zea wrote:
> sync LGTM
> 
> Just double checking, variants that are synced in from older clients will
simply
> be ignored locally correct?

that's the eventual goal, yea

[Evan Stade, 2015-06-01 18:20:42]

The CQ bit was checked by estade@chromium.org

[commit-bot: I haz the power, 2015-06-01 18:22:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1153663004/1

[commit-bot: I haz the power, 2015-06-01 19:42:32]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-01 19:43:25]

Patchset 1 (id:??) landed as
https://crrev.com/535bd61c9dbcd922aec91485954521f9e3422771
Cr-Commit-Position: refs/heads/master@{#332244}