Convert channel counts to size_t.

webrtc/modules/audio_device/dummy/file_audio_device.cc

 /*
  *  Copyright (c) 2014 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.
  */
 #include "webrtc/base/platform_thread.h"
 #include "webrtc/modules/audio_device/dummy/file_audio_device.h"
 #include "webrtc/system_wrappers/include/sleep.h"
 
 namespace webrtc {
 
 const int kRecordingFixedSampleRate = 48000;
-const int kRecordingNumChannels = 2;
+const size_t kRecordingNumChannels = 2;
 const int kPlayoutFixedSampleRate = 48000;
-const int kPlayoutNumChannels = 2;
+const size_t kPlayoutNumChannels = 2;
 const size_t kPlayoutBufferSize =
     kPlayoutFixedSampleRate / 100 * kPlayoutNumChannels * 2;
 const size_t kRecordingBufferSize =
     kRecordingFixedSampleRate / 100 * kRecordingNumChannels * 2;
 
 FileAudioDevice::FileAudioDevice(const int32_t id,
                                  const char* inputFilename,
                                  const char* outputFilename):
     _ptrAudioBuffer(NULL),
     _recordingBuffer(NULL),
@@ skipping 506 matching lines @@
 
     uint64_t deltaTimeMillis = _clock->CurrentNtpInMilliseconds() - currentTime;
     if(deltaTimeMillis < 10) {
       SleepMs(10 - deltaTimeMillis);
     }
 
     return true;
 }
 
 }  // namespace webrtc