| Index: webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.h
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| diff --git a/webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.h b/webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.h
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| index f37e344d4d0fbea3c135058de9380c85677d85ef..59c8f796eea777b9b94fe65e368c00677d46df84 100644
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| --- a/webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.h
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| +++ b/webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.h
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| @@ -31,7 +31,7 @@ class AudioEncoderOpus final : public AudioEncoder {
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|    struct Config {
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|      bool IsOk() const;
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|      int frame_size_ms = 20;
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| -    int num_channels = 1;
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| +    size_t num_channels = 1;
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|      int payload_type = 120;
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|      ApplicationMode application = kVoip;
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|      int bitrate_bps = 64000;
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| @@ -56,7 +56,7 @@ class AudioEncoderOpus final : public AudioEncoder {
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|  
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|    size_t MaxEncodedBytes() const override;
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|    int SampleRateHz() const override;
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| -  int NumChannels() const override;
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| +  size_t NumChannels() const override;
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|    size_t Num10MsFramesInNextPacket() const override;
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|    size_t Max10MsFramesInAPacket() const override;
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|    int GetTargetBitrate() const override;
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| 
 |