Convert mixing.html test to testharness.

Convert mixing.html test to testharness.

Manually convert this test to testharness and new Audit.

And since it's a large rewrite already, change the test so that we
don't need an expected result file and compute the expected result
ourselves.

BUG=692795
TEST=mixing.html

Review-Url: https://codereview.chromium.org/2707433003
Cr-Commit-Position: refs/heads/master@{#453313}
Committed: https://chromium.googlesource.com/chromium/src/+/881138dbcad4dfa151638b8bba643d8d7b43374c

[Raymond Toy, 2017-02-22 23:14:29]

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

[Raymond Toy, 2017-02-22 23:14:30]

PTAL

[hongchan, 2017-02-27 18:10:37]

lgtm with nits

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
File third_party/WebKit/LayoutTests/webaudio/mixing.html (right):

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
third_party/WebKit/LayoutTests/webaudio/mixing.html:28: // Load up audio files
It also runs the test. Or you can separate this task into 2: loading and
testing.

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
third_party/WebKit/LayoutTests/webaudio/mixing.html:72: // Test only works if we
have a stereo result.
This resolver can be refactored to something like "verifyResult()".

[Raymond Toy, 2017-02-27 19:02:51]

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
File third_party/WebKit/LayoutTests/webaudio/mixing.html (right):

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
third_party/WebKit/LayoutTests/webaudio/mixing.html:28: // Load up audio files
On 2017/02/27 18:10:36, hongchan wrote:
> It also runs the test. Or you can separate this task into 2: loading and
> testing.

Updated comment.

https://codereview.chromium.org/2707433003/diff/1/third_party/WebKit/LayoutTe...
third_party/WebKit/LayoutTests/webaudio/mixing.html:72: // Test only works if we
have a stereo result.
On 2017/02/27 18:10:36, hongchan wrote:
> This resolver can be refactored to something like "verifyResult()".

Done.

[Raymond Toy, 2017-02-27 19:02:57]

The CQ bit was checked by rtoy@chromium.org

[Raymond Toy, 2017-02-27 19:02:58]

The patchset sent to the CQ was uploaded after l-g-t-m from
hongchan@chromium.org
Link to the patchset: https://codereview.chromium.org/2707433003/#ps20001
(title: "Address review comments.")

[commit-bot: I haz the power, 2017-02-27 19:03:41]

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, 2017-02-27 20:10:20]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1488222177997750,
"parent_rev": "d8fd468f11a46afd3544885930b71744aa09acd6", "commit_rev":
"881138dbcad4dfa151638b8bba643d8d7b43374c"}

[commit-bot: I haz the power, 2017-02-27 20:11:04]

Description was changed from

==========
Convert mixing.html test to testharness.

Manually convert this test to testharness and new Audit.

And since it's a large rewrite already, change the test so that we
don't need an expected result file and compute the expected result
ourselves.

BUG=692795
TEST=mixing.html
==========

to

==========
Convert mixing.html test to testharness.

Manually convert this test to testharness and new Audit.

And since it's a large rewrite already, change the test so that we
don't need an expected result file and compute the expected result
ourselves.

BUG=692795
TEST=mixing.html

Review-Url: https://codereview.chromium.org/2707433003
Cr-Commit-Position: refs/heads/master@{#453313}
Committed:
https://chromium.googlesource.com/chromium/src/+/881138dbcad4dfa151638b8bba64...
==========

[commit-bot: I haz the power, 2017-02-27 20:11:11]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/881138dbcad4dfa151638b8bba64...