Restore calls to set cert fetcher on some platforms.

Restore calls to set cert fetcher on some platforms.

https://codereview.chromium.org/2929153002 accidentally removed the
calls when it switch URLRequestContext creation over to using
URLRequestContextBuilder. Since no tests rely on these two calls, the
breakage was not caught by tests.

BUG=736859
Review-Url: https://codereview.chromium.org/2960713002
Cr-Commit-Position: refs/heads/master@{#482428}
Committed: https://chromium.googlesource.com/chromium/src/+/4dcfb51eaa0aa79a8f92b6e0db1486cee1119fcd

[mmenke, 2017-06-26 19:44:19]

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

[commit-bot: I haz the power, 2017-06-26 19:44:48]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[mmenke, 2017-06-26 19:59:14]

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

[commit-bot: I haz the power, 2017-06-26 19:59:21]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[mmenke, 2017-06-26 20:46:47]

mmenke@chromium.org changed reviewers:
+ mattm@chromium.org

[commit-bot: I haz the power, 2017-06-26 21:09:07]

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

[commit-bot: I haz the power, 2017-06-26 21:09:08]

Dry run: This issue passed the CQ dry run.

[mattm, 2017-06-26 21:56:01]

lgtm

[mmenke, 2017-06-26 21:56:27]

The CQ bit was checked by mmenke@chromium.org

[commit-bot: I haz the power, 2017-06-26 21:56:44]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-06-26 22:00:23]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1498514187235450,
"parent_rev": "934e9b11552ccd4f4ef0778d99106f839acdbb4f", "commit_rev":
"4dcfb51eaa0aa79a8f92b6e0db1486cee1119fcd"}

[commit-bot: I haz the power, 2017-06-26 22:00:35]

Description was changed from

==========
Restore calls to set cert fetcher on some platforms.

https://codereview.chromium.org/2929153002 accidentally removed the
calls when it switch URLRequestContext creation over to using
URLRequestContextBuilder. Since no tests rely on these two calls, the
breakage was not caught by tests.

BUG=736859
==========

to

==========
Restore calls to set cert fetcher on some platforms.

https://codereview.chromium.org/2929153002 accidentally removed the
calls when it switch URLRequestContext creation over to using
URLRequestContextBuilder. Since no tests rely on these two calls, the
breakage was not caught by tests.

BUG=736859

Review-Url: https://codereview.chromium.org/2960713002
Cr-Commit-Position: refs/heads/master@{#482428}
Committed:
https://chromium.googlesource.com/chromium/src/+/4dcfb51eaa0aa79a8f92b6e0db14...
==========

[commit-bot: I haz the power, 2017-06-26 22:00:36]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/4dcfb51eaa0aa79a8f92b6e0db14...