Move enable_mdns build flag to net.

Move enable_mdns build flag to net.

Moves it out of the global feature flags and into the net feature flags.
Migrates the flag from a #define to a buildflag.

Committed: https://crrev.com/5224a189c5968ac267a0c5456846c81495e7dfe3
Cr-Commit-Position: refs/heads/master@{#428514}

[brettw, 2016-10-28 17:03:35]

brettw@chromium.org changed reviewers:
+ davidben@chromium.org

[brettw, 2016-10-28 17:03:36]

Easy followup on the last net flags patch.

[davidben, 2016-10-28 17:07:42]

lgtm

[brettw, 2016-10-28 17:25:16]

The CQ bit was checked by brettw@chromium.org

[commit-bot: I haz the power, 2016-10-28 17:25:32]

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, 2016-10-28 19:27:01]

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

[commit-bot: I haz the power, 2016-10-28 19:27:02]

Try jobs failed on following builders:
  linux_chromium_asan_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[brettw, 2016-10-28 20:58:51]

The CQ bit was checked by brettw@chromium.org

[commit-bot: I haz the power, 2016-10-28 20:59:13]

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, 2016-10-28 22:13:32]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-10-28 22:15:13]

Description was changed from

==========
Move enable_mdns build flag to net.

Moves it out of the global feature flags and into the net feature flags.
Migrates the flag from a #define to a buildflag.
==========

to

==========
Move enable_mdns build flag to net.

Moves it out of the global feature flags and into the net feature flags.
Migrates the flag from a #define to a buildflag.

Committed: https://crrev.com/5224a189c5968ac267a0c5456846c81495e7dfe3
Cr-Commit-Position: refs/heads/master@{#428514}
==========

[commit-bot: I haz the power, 2016-10-28 22:15:14]

Patchset 1 (id:??) landed as
https://crrev.com/5224a189c5968ac267a0c5456846c81495e7dfe3
Cr-Commit-Position: refs/heads/master@{#428514}