Delete VAD methods from AcmReceiver and move functionality inside NetEq

webrtc/modules/audio_coding/acm2/acm_receiver.h

Index: webrtc/modules/audio_coding/acm2/acm_receiver.h
diff --git a/webrtc/modules/audio_coding/acm2/acm_receiver.h b/webrtc/modules/audio_coding/acm2/acm_receiver.h
index ae3969bda049fdce890dfa21782a9b2a3a7d39d1..77eb563972377197c5d61c635248e04db209c4a1 100644
--- a/webrtc/modules/audio_coding/acm2/acm_receiver.h
+++ b/webrtc/modules/audio_coding/acm2/acm_receiver.h
@@ -175,21 +175,6 @@ class AcmReceiver {
   void GetNetworkStatistics(NetworkStatistics* statistics);
 
   //
-  // Enable post-decoding VAD.
-  //
-  void EnableVad();
-
-  //
-  // Disable post-decoding VAD.
-  //
-  void DisableVad();
-
-  //
-  // Returns whether post-decoding VAD is enabled (true) or disabled (false).
-  //
-  bool vad_enabled() const { return vad_enabled_; }
-
-  //
   // Flushes the NetEq packet and speech buffers.
   //
   void FlushBuffers();
@@ -278,14 +263,12 @@ class AcmReceiver {
 
   rtc::CriticalSection crit_sect_;
   const Decoder* last_audio_decoder_ GUARDED_BY(crit_sect_);
-  AudioFrame::VADActivity previous_audio_activity_ GUARDED_BY(crit_sect_);
   ACMResampler resampler_ GUARDED_BY(crit_sect_);
   std::unique_ptr<int16_t[]> last_audio_buffer_ GUARDED_BY(crit_sect_);
   CallStatistics call_stats_ GUARDED_BY(crit_sect_);
   NetEq* neteq_;
   // Decoders map is keyed by payload type
   std::map<uint8_t, Decoder> decoders_ GUARDED_BY(crit_sect_);
-  bool vad_enabled_;
   Clock* clock_;  // TODO(henrik.lundin) Make const if possible.
   bool resampled_last_output_frame_ GUARDED_BY(crit_sect_);
   rtc::Optional<int> last_packet_sample_rate_hz_ GUARDED_BY(crit_sect_);