c555b99c13
Reason for revert:
Breaking the build bots: http://build.chromium.org/p/client.webrtc/builders/Mac32%20Release%20%5Blarge%20tests%5D/builds/4544
Fails to compile with this error:
../../webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc:218:25: error: no member named 'accumulate' in namespace 'std'
power_target = std::accumulate(clear_variance_.variance(),
Original issue's description:
> Allow intelligibility to compile in apm
>
> - Added files to gyp and BUILD
> - Made minor fixes to get everything to compile
> and intelligibility_proc to run
> - Added comments
> - Auto-reformatting
>
> Original cl is at: https://webrtc-codereview.appspot.com/57579004/
>
> TBR=aluebs@webrtc.org
>
> Committed: b7553dfdbb
TBR=ekmeyerson@webrtc.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
Review URL: https://codereview.webrtc.org/1187033005
Cr-Commit-Position: refs/heads/master@{#9455}