Revert "Add back "default address family" to HostResolver"

Revert "Add back "default address family" to HostResolver"

This reverts https://codereview.chromium.org/2709393007 plus parts of
https://codereview.chromium.org/2711153007.
https://codereview.chromium.org/2811183003 works around the IPv6 issue
in a different way, so the "default address family" behavior is no
longer needed.

BUG=696569
Review-Url: https://codereview.chromium.org/2812983006
Cr-Commit-Position: refs/heads/master@{#464590}
Committed: https://chromium.googlesource.com/chromium/src/+/25b612b22e90c4278252d91b143bca8b6460c921

[mgersh, 2017-04-13 20:55:26]

mgersh@chromium.org changed reviewers:
+ xunjieli@chromium.org

[mgersh, 2017-04-13 20:55:27]

PTAL

[xunjieli, 2017-04-13 21:25:15]

On 2017/04/13 20:55:27, mgersh wrote:
> PTAL

lgtm. nice!

[mgersh, 2017-04-13 21:28:11]

The CQ bit was checked by mgersh@chromium.org

[commit-bot: I haz the power, 2017-04-13 21:29:16]

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, 2017-04-13 22:57:51]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1492118891676540, "parent_rev":
"7cda776b17ae612ddc45b948e4a350a5295a1b5b", "commit_rev":
"25b612b22e90c4278252d91b143bca8b6460c921"}

[commit-bot: I haz the power, 2017-04-13 22:58:47]

Description was changed from

==========
Revert "Add back "default address family" to HostResolver"

This reverts https://codereview.chromium.org/2709393007 plus parts of
https://codereview.chromium.org/2711153007.
https://codereview.chromium.org/2811183003 works around the IPv6 issue
in a different way, so the "default address family" behavior is no
longer needed.

BUG=696569
==========

to

==========
Revert "Add back "default address family" to HostResolver"

This reverts https://codereview.chromium.org/2709393007 plus parts of
https://codereview.chromium.org/2711153007.
https://codereview.chromium.org/2811183003 works around the IPv6 issue
in a different way, so the "default address family" behavior is no
longer needed.

BUG=696569

Review-Url: https://codereview.chromium.org/2812983006
Cr-Commit-Position: refs/heads/master@{#464590}
Committed:
https://chromium.googlesource.com/chromium/src/+/25b612b22e90c4278252d91b143b...
==========

[commit-bot: I haz the power, 2017-04-13 22:58:51]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/25b612b22e90c4278252d91b143b...