Adjust WebAudio test thresholds for OSX 10.11

Adjust WebAudio test thresholds for OSX 10.11

Slightly adjust thresholds for these tests so that they pass on OSX
10.11.  Differences are presumably because the FFT routines have
changed slightly.

BUG=621527
TESTS=osc-negative-freq, realtimeanalyser-freq-data

Committed: https://crrev.com/a2d70088e66ce3b018e799b24fe48ee8b30edaef
Cr-Commit-Position: refs/heads/master@{#400739}

[Raymond Toy, 2016-06-20 15:00:29]

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

[Raymond Toy, 2016-06-20 15:00:30]

PTAL.

[hongchan, 2016-06-20 15:53:37]

lgtm

[Raymond Toy, 2016-06-20 15:58:13]

The CQ bit was checked by rtoy@chromium.org

[commit-bot: I haz the power, 2016-06-20 15:58:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2076423003/1

[commit-bot: I haz the power, 2016-06-20 18:49:52]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-20 18:54:31]

Description was changed from

==========
Adjust WebAudio test thresholds for OSX 10.11

Slightly adjust thresholds for these tests so that they pass on OSX
10.11.  Differences are presumably because the FFT routines have
changed slightly.

BUG=621527
TESTS=osc-negative-freq, realtimeanalyser-freq-data
==========

to

==========
Adjust WebAudio test thresholds for OSX 10.11

Slightly adjust thresholds for these tests so that they pass on OSX
10.11.  Differences are presumably because the FFT routines have
changed slightly.

BUG=621527
TESTS=osc-negative-freq, realtimeanalyser-freq-data

Committed: https://crrev.com/a2d70088e66ce3b018e799b24fe48ee8b30edaef
Cr-Commit-Position: refs/heads/master@{#400739}
==========

[commit-bot: I haz the power, 2016-06-20 18:54:33]

Patchset 1 (id:??) landed as
https://crrev.com/a2d70088e66ce3b018e799b24fe48ee8b30edaef
Cr-Commit-Position: refs/heads/master@{#400739}