Moves channel-dependent audio input processing to separate encoder task queue

webrtc/modules/audio_device/audio_device_buffer.h

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 233 matching lines @@
 
   // Set to true at construction and modified to false as soon as one audio-
   // level estimate larger than zero is detected.
   bool only_silence_recorded_;
 
   // Set to true when logging of audio stats is enabled for the first time in
   // StartPeriodicLogging() and set to false by StopPeriodicLogging().
   // Setting this member to false prevents (possiby invalid) log messages from
   // being printed in the LogStats() task.
   bool log_stats_ ACCESS_ON(task_queue_);
+
+  // TODO(henrika): to be removed... (only used for tesing of this CL)!

[tommi, 2017/03/28 13:01:40]

tesing? what is tesing?!?!? I'm so confused

+  int64_t max_diff_time_ = 0;
+  int64_t num_diff_times_ = 0;
+  int64_t acc_diff_times_ = 0;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_DEVICE_AUDIO_DEVICE_BUFFER_H_