Remove |parse_alternative_service| flag.

Remove |parse_alternative_service| flag.

|parse_alternative_service| is already true by default both in production and in
tests.

* Remove flag from HttpNetworkSession::Params and SpdySessionDependencies.
* Remove "ParseAltSvc" field trial.
* Remove Alternate-Protocol parsing code.
* Remove tests testing Alternate-Protocol that had Alt-Svc counterparts.
* Change tests to test Alt-Svc if no such test existed yet.

BUG=581331
Committed: https://crrev.com/1c196c6efdb9bc2da847ce195f9c9636955e45b2
Cr-Commit-Position: refs/heads/master@{#396643}

[Bence, 2016-05-25 22:10:50]

bnc@chromium.org changed reviewers:
+ bengr@chromium.org, mef@chromium.org, rch@chromium.org, zea@chromium.org

[Bence, 2016-05-25 22:10:50]

mef: PTAL at components/cronet and ios/crnet.
Ryan: PTAL at components/network_session_configurator and net/.
bengr: PTAL at components/data_reduction_proxy.
Nicolas: PTAL at jingle.

Thank you all.

[Ryan Hamilton, 2016-05-25 22:31:05]

lgtm

[Nicolas Zea, 2016-05-26 18:22:02]

jingle LGTM

[bengr, 2016-05-27 19:50:30]

data_reduction_proxy lgtm

[Bence, 2016-05-27 20:01:16]

mef: ping.

[mef, 2016-05-27 21:14:51]

cr[o]net lgtm

[Bence, 2016-05-28 12:29:54]

The CQ bit was checked by bnc@chromium.org

[Bence, 2016-05-28 12:29:55]

The patchset sent to the CQ was uploaded after l-g-t-m from bengr@chromium.org,
zea@chromium.org, rch@chromium.org
Link to the patchset: https://codereview.chromium.org/2011983002/#ps40001
(title: "Rebase.")

[commit-bot: I haz the power, 2016-05-28 12:29:58]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2011983002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2011983002/40001

[commit-bot: I haz the power, 2016-05-28 13:52:09]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2016-05-28 13:53:24]

Description was changed from

==========
Remove |parse_alternative_service| flag.

|parse_alternative_service| is already true by default both in production and in
tests.

* Remove flag from HttpNetworkSession::Params and SpdySessionDependencies.
* Remove "ParseAltSvc" field trial.
* Remove Alternate-Protocol parsing code.
* Remove tests testing Alternate-Protocol that had Alt-Svc counterparts.
* Change tests to test Alt-Svc if no such test existed yet.

BUG=581331
==========

to

==========
Remove |parse_alternative_service| flag.

|parse_alternative_service| is already true by default both in production and in
tests.

* Remove flag from HttpNetworkSession::Params and SpdySessionDependencies.
* Remove "ParseAltSvc" field trial.
* Remove Alternate-Protocol parsing code.
* Remove tests testing Alternate-Protocol that had Alt-Svc counterparts.
* Change tests to test Alt-Svc if no such test existed yet.

BUG=581331

Committed: https://crrev.com/1c196c6efdb9bc2da847ce195f9c9636955e45b2
Cr-Commit-Position: refs/heads/master@{#396643}
==========

[commit-bot: I haz the power, 2016-05-28 13:53:25]

Patchset 3 (id:??) landed as
https://crrev.com/1c196c6efdb9bc2da847ce195f9c9636955e45b2
Cr-Commit-Position: refs/heads/master@{#396643}