Set correct audio session category when capturing audio
<rdar://problem/31559405>
Created attachment 306832 [details] Proposed patch.
Comment on attachment 306832 [details] Proposed patch. Clearing flags on attachment: 306832 Committed r215242: <http://trac.webkit.org/changeset/215242>
All reviewed patches have been landed. Closing bug.
Plus r215300: <http://trac.webkit.org/changeset/215300>