Move audio_coding_module.gypi from main/acm2 to main/.

Move audio_coding_module.gypi from main/acm2 to main/.

Prevents presubmit failures when touching audio_coding_module.gypi due
to source files being included from outside the gypi directory.

BUG=
R=minyue@webrtc.org

Committed: https://chromium.googlesource.com/external/webrtc/+/9a6e74179cc02daec9b93710e334b9035c525709

[pbos-webrtc, 2015-07-30 09:06:05]

PTAL

[pbos-webrtc, 2015-07-30 09:07:07]

sort

[minyue-webrtc, 2015-07-30 09:07:51]

The CQ bit was checked by minyue@webrtc.org

[minyue-webrtc, 2015-07-30 09:07:51]

lgtm

[commit-bot: I haz the power, 2015-07-30 09:07:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1262333002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1262333002/20001

[commit-bot: I haz the power, 2015-07-30 09:08:46]

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

[commit-bot: I haz the power, 2015-07-30 09:08:47]

Try jobs failed on following builders:
  android_gn_rel on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/android_gn_rel/builds/4870)
  ios_arm64 on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/ios_arm64/builds/3628)
  linux on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux/builds/8796)
  linux_asan on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_asan/builds/8569)
  linux_gn on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_gn/builds/4819)
  linux_gn_rel on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_gn_rel/builds/4768)
  linux_tsan2 on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_tsan2/builds/5989)
  mac_x64_gn on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/mac_x64_gn/builds/3277)
  win_x64_rel on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/win_x64_rel/builds/8595)

[pbos-webrtc, 2015-07-30 09:11:54]

rebase

[pbos-webrtc, 2015-07-30 09:12:39]

The CQ bit was checked by pbos@webrtc.org

[pbos-webrtc, 2015-07-30 09:12:39]

The patchset sent to the CQ was uploaded after l-g-t-m from minyue@webrtc.org
Link to the patchset: https://codereview.webrtc.org/1262333002/#ps40001 (title:
"rebase")

[commit-bot: I haz the power, 2015-07-30 09:12:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1262333002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1262333002/40001

[commit-bot: I haz the power, 2015-07-30 09:14:24]

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

[commit-bot: I haz the power, 2015-07-30 09:14:24]

Try jobs failed on following builders:
  presubmit on tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/presubmit/builds/284)

[pbos-webrtc, 2015-07-30 09:34:19]

Committed patchset #3 (id:40001) manually as
9a6e74179cc02daec9b93710e334b9035c525709 (presubmit successful).