Introduce new API Language() to test lang attribute that is properly reported.

Introduce new API Language() to test lang attribute that is properly reported.

Added required methods to test it.

BUG=none

Committed: https://crrev.com/56dbaa5e9a53444a27051b047744efa94eb379e6
Cr-Commit-Position: refs/heads/master@{#307250}

[dmazzoni, 2014-12-04 16:27:57]

dmazzoni@chromium.org changed reviewers:
+ dmazzoni@chromium.org

[dmazzoni, 2014-12-04 16:28:20]

lgtm

[k.czech, 2014-12-05 09:46:25]

The CQ bit was checked by k.czech@samsung.com

[commit-bot: I haz the power, 2014-12-05 09:46:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/773133009/1

[k.czech, 2014-12-05 09:57:12]

The CQ bit was unchecked by k.czech@samsung.com

[k.czech, 2014-12-05 10:04:11]

Stopped landing this patch, the whole feature is not complete.

[k.czech, 2014-12-08 11:52:35]

On 2014/12/05 10:04:11, k.czech wrote:
> Stopped landing this patch, the whole feature is not complete.
Blink's roll that has an API that I'm using here in this patch was generated.
I'm landing this patch.

[k.czech, 2014-12-08 11:52:51]

The CQ bit was checked by k.czech@samsung.com

[commit-bot: I haz the power, 2014-12-08 11:53:45]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/773133009/1

[k.czech, 2014-12-08 11:54:05]

The CQ bit was unchecked by k.czech@samsung.com

[k.czech, 2014-12-08 11:56:18]

The CQ bit was checked by k.czech@samsung.com

[commit-bot: I haz the power, 2014-12-08 11:56:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/773133009/1

[k.czech, 2014-12-08 12:25:56]

The CQ bit was unchecked by k.czech@samsung.com

[k.czech, 2014-12-08 15:42:34]

The CQ bit was checked by k.czech@samsung.com

[commit-bot: I haz the power, 2014-12-08 15:43:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/773133009/1

[commit-bot: I haz the power, 2014-12-08 15:44:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-12-08 15:44:59]

Patchset 1 (id:??) landed as
https://crrev.com/56dbaa5e9a53444a27051b047744efa94eb379e6
Cr-Commit-Position: refs/heads/master@{#307250}