Change kEnableAudioTrackProcessing to a disable flag and remove finch code

Change kEnableAudioTrackProcessing to a disable flag and remove finch code for AudioTrackProcessing.

The plan is to enable audio processing in getUserMedia as default for M37, and keep a kDisableAudioTrackProcessing flag to be able to fall back to the old path.

BUG=365672
TEST=bots

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=273044

[no longer working on chromium, 2014-05-20 15:00:35]

Hi Tommi, please review this CL.

Jochen, owner stamp.

Thanks,
SX

[jochen (gone - plz use gerrit), 2014-05-21 08:53:13]

lgtm

please update the referenced bug to a launch bug

https://codereview.chromium.org/293023003/diff/20001/content/renderer/media/m...
File content/renderer/media/media_stream_audio_processor.cc (left):

https://codereview.chromium.org/293023003/diff/20001/content/renderer/media/m...
content/renderer/media/media_stream_audio_processor.cc:161:
base::FieldTrialList::FindFullName("MediaStreamAudioTrackProcessing");
can you now drop some #includes?

[tommi (sloooow) - chröme, 2014-05-22 06:35:51]

lgtm

[no longer working on chromium, 2014-05-26 10:02:15]

Thanks, I have already updated the bug to be of launch type. Landing soon.

https://codereview.chromium.org/293023003/diff/20001/content/renderer/media/m...
File content/renderer/media/media_stream_audio_processor.cc (left):

https://codereview.chromium.org/293023003/diff/20001/content/renderer/media/m...
content/renderer/media/media_stream_audio_processor.cc:161:
base::FieldTrialList::FindFullName("MediaStreamAudioTrackProcessing");
On 2014/05/21 08:53:14, jochen wrote:
> can you now drop some #includes?

Done.

[no longer working on chromium, 2014-05-26 10:02:20]

The CQ bit was checked by xians@chromium.org

[commit-bot: I haz the power, 2014-05-26 10:03:27]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/xians@chromium.org/293023003/40001

[commit-bot: I haz the power, 2014-05-26 14:14:11]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_clang_dbg/bui...)
  android_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg/builds/18...)
  linux_chromium_chromeos_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_chrome...)
  linux_chromium_chromeos_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_chrome...)
  linux_chromium_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_clang_...)
  linux_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/linux_chromium_rel/bu...)
  mac_chromium_compile_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/mac_chromium_compile_...)
  mac_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/mac_chromium_rel/buil...)
  win_chromium_compile_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_compile_...)
  win_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_rel/buil...)
  win_chromium_x64_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_x64_rel/...)
  linux_gpu on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/linux_gpu/builds/...)
  mac_gpu on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/mac_gpu/builds/9111)
  win_gpu on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/win_gpu/builds/12195)

[commit-bot: I haz the power, 2014-05-26 14:20:34]

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

[commit-bot: I haz the power, 2014-05-26 14:20:34]

Try jobs failed on following builders:
  android_clang_dbg on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_clang_dbg/bui...)

[no longer working on chromium, 2014-05-27 10:09:02]

The CQ bit was checked by xians@chromium.org

[commit-bot: I haz the power, 2014-05-27 10:09:16]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/xians@chromium.org/293023003/60001

[no longer working on chromium, 2014-05-27 12:57:29]

The CQ bit was checked by xians@chromium.org

[commit-bot: I haz the power, 2014-05-27 12:57:55]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/xians@chromium.org/293023003/100001

[commit-bot: I haz the power, 2014-05-27 16:20:23]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_aosp on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_aosp/builds/7...)
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[commit-bot: I haz the power, 2014-05-27 16:25:32]

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

[commit-bot: I haz the power, 2014-05-27 16:25:33]

Try jobs failed on following builders:
  android_aosp on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_aosp/builds/7...)

[no longer working on chromium, 2014-05-27 20:18:46]

The CQ bit was checked by xians@chromium.org

[commit-bot: I haz the power, 2014-05-27 20:21:43]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/xians@chromium.org/293023003/100001

[commit-bot: I haz the power, 2014-05-27 21:52:20]

Change committed as 273044