Remove unused function implementations from FakeWebRtcVoiceEngine.

webrtc/media/engine/fakewebrtcvoiceengine.h

Index: webrtc/media/engine/fakewebrtcvoiceengine.h
diff --git a/webrtc/media/engine/fakewebrtcvoiceengine.h b/webrtc/media/engine/fakewebrtcvoiceengine.h
index e0e71fb8002cd8eff7e37b6257dd575ff1157fb5..1568729cd85cd08d3942961d46f456ae480dc2b7 100644
--- a/webrtc/media/engine/fakewebrtcvoiceengine.h
+++ b/webrtc/media/engine/fakewebrtcvoiceengine.h
@@ -145,18 +145,8 @@ class FakeWebRtcVoiceEngine
       public webrtc::VoEVolumeControl {
  public:
   struct Channel {
-    Channel() {
-      memset(&send_codec, 0, sizeof(send_codec));
-    }
-    bool vad = false;
-    bool codec_fec = false;
-    int max_encoding_bandwidth = 0;
-    bool opus_dtx = false;
-    int cn8_type = 13;
-    int cn16_type = 105;
     int associate_send_channel = -1;
     std::vector<webrtc::CodecInst> recv_codecs;
-    webrtc::CodecInst send_codec;
     size_t neteq_capacity = 0;
     bool neteq_fast_accelerate = false;
   };
@@ -173,29 +163,10 @@ class FakeWebRtcVoiceEngine
   bool IsInited() const { return inited_; }
   int GetLastChannel() const { return last_channel_; }
   int GetNumChannels() const { return static_cast<int>(channels_.size()); }
-  bool GetVAD(int channel) {
-    return channels_[channel]->vad;
-  }
-  bool GetOpusDtx(int channel) {
-    return channels_[channel]->opus_dtx;
-  }
-  bool GetCodecFEC(int channel) {
-    return channels_[channel]->codec_fec;
-  }
-  int GetMaxEncodingBandwidth(int channel) {
-    return channels_[channel]->max_encoding_bandwidth;
-  }
-  int GetSendCNPayloadType(int channel, bool wideband) {
-    return (wideband) ?
-        channels_[channel]->cn16_type :
-        channels_[channel]->cn8_type;
-  }
   void set_fail_create_channel(bool fail_create_channel) {
     fail_create_channel_ = fail_create_channel;
   }
 
-  int GetNumSetSendCodecs() const { return num_set_send_codecs_; }
-
   int GetAssociateSendChannel(int channel) {
     return channels_[channel]->associate_send_channel;
   }
@@ -269,24 +240,8 @@ class FakeWebRtcVoiceEngine
   // webrtc::VoECodec
   WEBRTC_STUB(NumOfCodecs, ());
   WEBRTC_STUB(GetCodec, (int index, webrtc::CodecInst& codec));
-  WEBRTC_FUNC(SetSendCodec, (int channel, const webrtc::CodecInst& codec)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    // To match the behavior of the real implementation.
-    if (_stricmp(codec.plname, "telephone-event") == 0 ||
-        _stricmp(codec.plname, "audio/telephone-event") == 0 ||
-        _stricmp(codec.plname, "CN") == 0 ||
-        _stricmp(codec.plname, "red") == 0) {
-      return -1;
-    }
-    channels_[channel]->send_codec = codec;
-    ++num_set_send_codecs_;
-    return 0;
-  }
-  WEBRTC_FUNC(GetSendCodec, (int channel, webrtc::CodecInst& codec)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    codec = channels_[channel]->send_codec;
-    return 0;
-  }
+  WEBRTC_STUB(SetSendCodec, (int channel, const webrtc::CodecInst& codec));
+  WEBRTC_STUB(GetSendCodec, (int channel, webrtc::CodecInst& codec));
   WEBRTC_STUB(SetBitRate, (int channel, int bitrate_bps));
   WEBRTC_STUB(GetRecCodec, (int channel, webrtc::CodecInst& codec));
   WEBRTC_FUNC(SetRecPayloadType, (int channel,
@@ -316,16 +271,8 @@ class FakeWebRtcVoiceEngine
     }
     return result;
   }
-  WEBRTC_FUNC(SetSendCNPayloadType, (int channel, int type,
-                                     webrtc::PayloadFrequencies frequency)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    if (frequency == webrtc::kFreq8000Hz) {
-      channels_[channel]->cn8_type = type;
-    } else if (frequency == webrtc::kFreq16000Hz) {
-      channels_[channel]->cn16_type = type;
-    }
-    return 0;
-  }
+  WEBRTC_STUB(SetSendCNPayloadType, (int channel, int type,
+                                     webrtc::PayloadFrequencies frequency));
   WEBRTC_FUNC(GetRecPayloadType, (int channel, webrtc::CodecInst& codec)) {
     WEBRTC_CHECK_CHANNEL(channel);
     Channel* ch = channels_[channel];
@@ -341,63 +288,14 @@ class FakeWebRtcVoiceEngine
     }
     return -1;  // not found
   }
-  WEBRTC_FUNC(SetVADStatus, (int channel, bool enable, webrtc::VadModes mode,
-                             bool disableDTX)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    if (channels_[channel]->send_codec.channels == 2) {
-      // Replicating VoE behavior; VAD cannot be enabled for stereo.
-      return -1;
-    }
-    channels_[channel]->vad = enable;
-    return 0;
-  }
+  WEBRTC_STUB(SetVADStatus, (int channel, bool enable, webrtc::VadModes mode,
+                             bool disableDTX));
   WEBRTC_STUB(GetVADStatus, (int channel, bool& enabled,
                              webrtc::VadModes& mode, bool& disabledDTX));
-
-  WEBRTC_FUNC(SetFECStatus, (int channel, bool enable)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    if (_stricmp(channels_[channel]->send_codec.plname, "opus") != 0) {
-      // Return -1 if current send codec is not Opus.
-      // TODO(minyue): Excludes other codecs if they support inband FEC.
-      return -1;
-    }
-    channels_[channel]->codec_fec = enable;
-    return 0;
-  }
-  WEBRTC_FUNC(GetFECStatus, (int channel, bool& enable)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    enable = channels_[channel]->codec_fec;
-    return 0;
-  }
-
-  WEBRTC_FUNC(SetOpusMaxPlaybackRate, (int channel, int frequency_hz)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    if (_stricmp(channels_[channel]->send_codec.plname, "opus") != 0) {
-      // Return -1 if current send codec is not Opus.
-      return -1;
-    }
-    if (frequency_hz <= 8000)
-      channels_[channel]->max_encoding_bandwidth = kOpusBandwidthNb;
-    else if (frequency_hz <= 12000)
-      channels_[channel]->max_encoding_bandwidth = kOpusBandwidthMb;
-    else if (frequency_hz <= 16000)
-      channels_[channel]->max_encoding_bandwidth = kOpusBandwidthWb;
-    else if (frequency_hz <= 24000)
-      channels_[channel]->max_encoding_bandwidth = kOpusBandwidthSwb;
-    else
-      channels_[channel]->max_encoding_bandwidth = kOpusBandwidthFb;
-    return 0;
-  }
-
-  WEBRTC_FUNC(SetOpusDtx, (int channel, bool enable_dtx)) {
-    WEBRTC_CHECK_CHANNEL(channel);
-    if (_stricmp(channels_[channel]->send_codec.plname, "opus") != 0) {
-      // Return -1 if current send codec is not Opus.
-      return -1;
-    }
-    channels_[channel]->opus_dtx = enable_dtx;
-    return 0;
-  }
+  WEBRTC_STUB(SetFECStatus, (int channel, bool enable));
+  WEBRTC_STUB(GetFECStatus, (int channel, bool& enable));
+  WEBRTC_STUB(SetOpusMaxPlaybackRate, (int channel, int frequency_hz));
+  WEBRTC_STUB(SetOpusDtx, (int channel, bool enable_dtx));
 
   // webrtc::VoEHardware
   WEBRTC_STUB(GetNumOfRecordingDevices, (int& num));
@@ -548,7 +446,6 @@ class FakeWebRtcVoiceEngine
   int last_channel_ = -1;
   std::map<int, Channel*> channels_;
   bool fail_create_channel_ = false;
-  int num_set_send_codecs_ = 0;  // how many times we call SetSendCodec().
   bool ec_enabled_ = false;
   bool ec_metrics_enabled_ = false;
   bool cng_enabled_ = false;