Convert OfflineAudioContext to us new Audit

Convert OfflineAudioContext to us new Audit

Manually converted OfflienAudioContext to use new Audit.

BUG=704967
TEST=
OfflineAudioContext/offlineaudiocontext-promise-basic.html
OfflineAudioContext/offlineaudiocontext-suspend-resume-basic.html

Review-Url: https://codereview.chromium.org/2865773002
Cr-Commit-Position: refs/heads/master@{#470126}
Committed: https://chromium.googlesource.com/chromium/src/+/8489f04d7f01db0ad19a1b129b361ff5091ba1d8

[Raymond Toy, 2017-05-08 15:25:09]

rtoy@chromium.org changed reviewers:
+ hongchan@chromium.org

[Raymond Toy, 2017-05-08 15:25:10]

PTAL

[hongchan, 2017-05-08 20:38:55]

lgtm

[Raymond Toy, 2017-05-08 20:55:44]

The CQ bit was checked by rtoy@chromium.org

[commit-bot: I haz the power, 2017-05-08 20:56:29]

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, 2017-05-08 21:14:54]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1494276944173270,
"parent_rev": "5add9bb55c86ff6bd0b4b19d90bbaee1e6ba1b3b", "commit_rev":
"8489f04d7f01db0ad19a1b129b361ff5091ba1d8"}

[commit-bot: I haz the power, 2017-05-08 21:15:06]

Description was changed from

==========
Convert OfflineAudioContext to us new Audit

Manually converted OfflienAudioContext to use new Audit.

BUG=704967
TEST=
OfflineAudioContext/offlineaudiocontext-promise-basic.html
OfflineAudioContext/offlineaudiocontext-suspend-resume-basic.html
==========

to

==========
Convert OfflineAudioContext to us new Audit

Manually converted OfflienAudioContext to use new Audit.

BUG=704967
TEST=
OfflineAudioContext/offlineaudiocontext-promise-basic.html
OfflineAudioContext/offlineaudiocontext-suspend-resume-basic.html

Review-Url: https://codereview.chromium.org/2865773002
Cr-Commit-Position: refs/heads/master@{#470126}
Committed:
https://chromium.googlesource.com/chromium/src/+/8489f04d7f01db0ad19a1b129b36...
==========

[commit-bot: I haz the power, 2017-05-08 21:15:07]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/8489f04d7f01db0ad19a1b129b36...