Remove usage of AsyncExtensionFunction::results_ in system_network_api.cc

Remove usage of AsyncExtensionFunction::results_ in system_network_api.cc

Convert relevant classes to directly inherit from UIThreadExtensionFunction.

BUG=648275
Review-Url: https://codereview.chromium.org/2646703002
Cr-Commit-Position: refs/heads/master@{#444903}
Committed: https://chromium.googlesource.com/chromium/src/+/fe9846c68f20d9ec068aa960e7700b8c3d9a8d19

[lazyboy, 2017-01-19 03:35:28]

lazyboy@chromium.org changed reviewers:
+ rdevlin.cronin@chromium.org

[lazyboy, 2017-01-19 03:35:29]

Extracted easy bits from https://codereview.chromium.org/2612873004/

[lazyboy, 2017-01-19 03:46:07]

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

[commit-bot: I haz the power, 2017-01-19 03:46:35]

Dry run: 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, 2017-01-19 04:35:30]

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

[commit-bot: I haz the power, 2017-01-19 04:35:31]

Dry run: This issue passed the CQ dry run.

[Devlin, 2017-01-20 00:16:55]

lgtm

[lazyboy, 2017-01-20 00:39:16]

The CQ bit was checked by lazyboy@chromium.org

[commit-bot: I haz the power, 2017-01-20 00:40:26]

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, 2017-01-20 00:57:16]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484872756355860, "parent_rev":
"00d06ff78fc0705706dd0c7db1170072072e8225", "commit_rev":
"fe9846c68f20d9ec068aa960e7700b8c3d9a8d19"}

[commit-bot: I haz the power, 2017-01-20 00:57:50]

Description was changed from

==========
Remove usage of AsyncExtensionFunction::results_ in system_network_api.cc

Convert relevant classes to directly inherit from UIThreadExtensionFunction.

BUG=648275
==========

to

==========
Remove usage of AsyncExtensionFunction::results_ in system_network_api.cc

Convert relevant classes to directly inherit from UIThreadExtensionFunction.

BUG=648275

Review-Url: https://codereview.chromium.org/2646703002
Cr-Commit-Position: refs/heads/master@{#444903}
Committed:
https://chromium.googlesource.com/chromium/src/+/fe9846c68f20d9ec068aa960e770...
==========

[commit-bot: I haz the power, 2017-01-20 00:57:51]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/fe9846c68f20d9ec068aa960e770...