henrika f502222443 - Adds thread safety annotations to the AudioDeviceBuffer class.
- Removes the lock that was used to protect the audio transport object.
  It is now protected "by design" instead.
- Removes rec/play_bytes_per_sample_ since we only support 16-bit samples.

BUG=webrtc:6560
R=kwiberg@webrtc.org

Review URL: https://codereview.webrtc.org/2466613002 .

Cr-Commit-Position: refs/heads/master@{#14950}
2016-11-07 14:57:11 +00:00
..
2016-10-06 02:19:30 +00:00
2016-08-16 07:56:14 +00:00