Revert of Implement AudioReceiveStream::GetStats().

webrtc/audio_receive_stream.h

Index: webrtc/audio_receive_stream.h
diff --git a/webrtc/audio_receive_stream.h b/webrtc/audio_receive_stream.h
index 3e5a518a7d5efce9f9f0194a5dc98e40ec95d733..70d6480b10c1cc3e9d140b93a90b614d1008413e 100644
--- a/webrtc/audio_receive_stream.h
+++ b/webrtc/audio_receive_stream.h
@@ -26,32 +26,7 @@
 
 class AudioReceiveStream : public ReceiveStream {
  public:
-  struct Stats {
-    uint32_t remote_ssrc = 0;
-    int64_t bytes_rcvd = 0;
-    uint32_t packets_rcvd = 0;
-    uint32_t packets_lost = 0;
-    float fraction_lost = 0.0f;
-    std::string codec_name;
-    uint32_t ext_seqnum = 0;
-    uint32_t jitter_ms = 0;
-    uint32_t jitter_buffer_ms = 0;
-    uint32_t jitter_buffer_preferred_ms = 0;
-    uint32_t delay_estimate_ms = 0;
-    int32_t audio_level = -1;
-    float expand_rate = 0.0f;
-    float speech_expand_rate = 0.0f;
-    float secondary_decoded_rate = 0.0f;
-    float accelerate_rate = 0.0f;
-    float preemptive_expand_rate = 0.0f;
-    int32_t decoding_calls_to_silence_generator = 0;
-    int32_t decoding_calls_to_neteq = 0;
-    int32_t decoding_normal = 0;
-    int32_t decoding_plc = 0;
-    int32_t decoding_cng = 0;
-    int32_t decoding_plc_cng = 0;
-    int64_t capture_start_ntp_time_ms = 0;
-  };
+  struct Stats {};
 
   struct Config {
     std::string ToString() const;