[Eraser strings] Remove flag to disable WebRTC on Android.

[Eraser strings] Remove flag to disable WebRTC on Android.
This flag was added years ago while we were catching up to Chrome on Desktop. Also removes related strings.

See also related cl when WebRTC was enabled by default on Android:
https://src.chromium.org/viewvc/chrome?revision=188095&view=revision

BUG=190313
Committed: https://crrev.com/18dc5c50f35126d9f6310326fa2f450967bdd819
Cr-Commit-Position: refs/heads/master@{#344936}

[tommi (sloooow) - chröme, 2015-08-21 16:27:54]

The CQ bit was checked by tommi@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-08-21 16:28:28]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1308863002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1308863002/1

[tommi (sloooow) - chröme, 2015-08-21 16:36:26]

tommi@chromium.org changed reviewers:
+ niklase@chromium.org

[Niklas Enbom, 2015-08-21 16:47:49]

Shouldn't we delete the entry in chrome/app/generated_resources.grd as well?

On 2015/08/21 16:36:32, tommi wrote:

[tommi (sloooow) - chröme, 2015-08-21 16:50:16]

Include generated_resources.grd

[tommi (sloooow) - chröme, 2015-08-21 16:50:24]

On 2015/08/21 16:47:49, Niklas Enbom wrote:
> Shouldn't we delete the entry in chrome/app/generated_resources.grd as well?
> 
> On 2015/08/21 16:36:32, tommi wrote:

Thanks for catching that!  Ctrl+S fail :)

[tommi (sloooow) - chröme, 2015-08-21 16:51:00]

The CQ bit was checked by tommi@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-08-21 16:52:07]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1308863002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1308863002/20001

[Niklas Enbom, 2015-08-21 17:28:00]

lgtm
On 2015/08/21 16:52:07, commit-bot: I haz the power wrote:
> Dry run: CQ is trying da patch. Follow status at
>  https://chromium-cq-status.appspot.com/patch-status/1308863002/20001
> View timeline at
>  https://chromium-cq-status.appspot.com/patch-timeline/1308863002/20001

[commit-bot: I haz the power, 2015-08-21 17:48:34]

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

[commit-bot: I haz the power, 2015-08-21 17:48:34]

Dry run: Try jobs failed on following builders:
  ios_dbg_simulator_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)

[Niklas Enbom, 2015-08-21 18:11:20]

niklase@chromium.org changed reviewers:
+ piman@chromium.org

[Niklas Enbom, 2015-08-21 18:11:41]

piman for OWNERS review

[piman, 2015-08-21 23:49:11]

lgtm

[Niklas Enbom, 2015-08-21 23:59:50]

The CQ bit was checked by niklase@chromium.org

[commit-bot: I haz the power, 2015-08-22 00:01:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1308863002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1308863002/20001

[commit-bot: I haz the power, 2015-08-22 00:29:11]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-08-22 00:30:26]

Patchset 2 (id:??) landed as
https://crrev.com/18dc5c50f35126d9f6310326fa2f450967bdd819
Cr-Commit-Position: refs/heads/master@{#344936}