Instant: small cleanups

Instant: small cleanups

- Remove INSTANT_SUPPORT_UNKNOWN which is now unused
- Update various comments that were outdated

BUG=627747
Review-Url: https://codereview.chromium.org/2888553002
Cr-Commit-Position: refs/heads/master@{#472114}
Committed: https://chromium.googlesource.com/chromium/src/+/8897863a378dbe61cb411e310e2e015513a6782a

[Marc Treib, 2017-05-16 14:12:08]

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

[commit-bot: I haz the power, 2017-05-16 14:12:50]

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, 2017-05-16 14:42:41]

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

[commit-bot: I haz the power, 2017-05-16 14:42:42]

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

[Marc Treib, 2017-05-16 14:49:30]

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

[commit-bot: I haz the power, 2017-05-16 14:50:11]

Dry run: CQ is trying da patch.

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

[Marc Treib, 2017-05-16 15:27:11]

treib@chromium.org changed reviewers:
+ sfiera@chromium.org

[Marc Treib, 2017-05-16 15:27:11]

PTAL!

[sfiera, 2017-05-16 15:31:38]

LGTM

[Marc Treib, 2017-05-16 15:32:30]

The CQ bit was unchecked by treib@chromium.org

[Marc Treib, 2017-05-16 15:32:30]

The CQ bit was checked by treib@chromium.org

[commit-bot: I haz the power, 2017-05-16 15:33:09]

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, 2017-05-16 15:42:17]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1494948750794950,
"parent_rev": "17156c92e322b72afa4b23e1e6b056c002e1e504", "commit_rev":
"8897863a378dbe61cb411e310e2e015513a6782a"}

[commit-bot: I haz the power, 2017-05-16 15:42:34]

Description was changed from

==========
Instant: small cleanups

- Remove INSTANT_SUPPORT_UNKNOWN which is now unused
- Update various comments that were outdated

BUG=627747
==========

to

==========
Instant: small cleanups

- Remove INSTANT_SUPPORT_UNKNOWN which is now unused
- Update various comments that were outdated

BUG=627747

Review-Url: https://codereview.chromium.org/2888553002
Cr-Commit-Position: refs/heads/master@{#472114}
Committed:
https://chromium.googlesource.com/chromium/src/+/8897863a378dbe61cb411e310e2e...
==========

[commit-bot: I haz the power, 2017-05-16 15:42:37]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/8897863a378dbe61cb411e310e2e...