Reland of Make the new jitter buffer the default jitter buffer.

webrtc/video/receive_statistics_proxy.h

Index: webrtc/video/receive_statistics_proxy.h
diff --git a/webrtc/video/receive_statistics_proxy.h b/webrtc/video/receive_statistics_proxy.h
index e54f53aac1a372585419fbd3df7cfbc45f25657b..73a9b378a2611f95fa1d2718fcf955ba61f91982 100644
--- a/webrtc/video/receive_statistics_proxy.h
+++ b/webrtc/video/receive_statistics_proxy.h
@@ -37,7 +37,8 @@ struct CodecSpecificInfo;
 class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
                                public RtcpStatisticsCallback,
                                public RtcpPacketTypeCounterObserver,
-                               public StreamDataCountersCallback {
+                               public StreamDataCountersCallback,
+                               public CallStatsObserver {
  public:
   ReceiveStatisticsProxy(const VideoReceiveStream::Config* config,
                          Clock* clock);
@@ -51,14 +52,6 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
   void OnIncomingPayloadType(int payload_type);
   void OnDecoderImplementationName(const char* implementation_name);
   void OnIncomingRate(unsigned int framerate, unsigned int bitrate_bps);
-  void OnDecoderTiming(int decode_ms,
-                       int max_decode_ms,
-                       int current_delay_ms,
-                       int target_delay_ms,
-                       int jitter_buffer_ms,
-                       int min_playout_delay_ms,
-                       int render_delay_ms,
-                       int64_t rtt_ms);
 
   void OnPreDecode(const EncodedImage& encoded_image,
                    const CodecSpecificInfo* codec_specific_info);
@@ -67,6 +60,14 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
   void OnReceiveRatesUpdated(uint32_t bitRate, uint32_t frameRate) override;
   void OnFrameCountsUpdated(const FrameCounts& frame_counts) override;
   void OnDiscardedPacketsUpdated(int discarded_packets) override;
+  void OnCompleteFrame(bool is_keyframe, size_t size_bytes) override;
+  void OnFrameBufferTimingsUpdated(int decode_ms,
+                                   int max_decode_ms,
+                                   int current_delay_ms,
+                                   int target_delay_ms,
+                                   int jitter_buffer_ms,
+                                   int min_playout_delay_ms,
+                                   int render_delay_ms) override;
 
   // Overrides RtcpStatisticsCallback.
   void StatisticsUpdated(const webrtc::RtcpStatistics& statistics,
@@ -81,6 +82,9 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
   void DataCountersUpdated(const webrtc::StreamDataCounters& counters,
                            uint32_t ssrc) override;
 
+  // Implements CallStatsObserver.
+  void OnRttUpdate(int64_t avg_rtt_ms, int64_t max_rtt_ms) override;
+
  private:
   struct SampleCounter {
     SampleCounter() : sum(0), num_samples(0) {}
@@ -100,6 +104,10 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
 
   void QualitySample() EXCLUSIVE_LOCKS_REQUIRED(crit_);
 
+  // Removes info about old frames and then updates the framerate/bitrate.
+  void UpdateFrameAndBitrate(int64_t now_ms) const
+      EXCLUSIVE_LOCKS_REQUIRED(crit_);
+
   Clock* const clock_;
   // Ownership of this object lies with the owner of the ReceiveStatisticsProxy
   // instance.  Lifetime is guaranteed to outlive |this|.
@@ -119,7 +127,7 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
   SampleCounter qp_sample_ GUARDED_BY(crit_);
   int num_bad_states_ GUARDED_BY(crit_);
   int num_certain_states_ GUARDED_BY(crit_);
-  VideoReceiveStream::Stats stats_ GUARDED_BY(crit_);
+  mutable VideoReceiveStream::Stats stats_ GUARDED_BY(crit_);
   RateStatistics decode_fps_estimator_ GUARDED_BY(crit_);
   RateStatistics renders_fps_estimator_ GUARDED_BY(crit_);
   rtc::RateTracker render_fps_tracker_ GUARDED_BY(crit_);
@@ -138,6 +146,9 @@ class ReceiveStatisticsProxy : public VCMReceiveStatisticsCallback,
   ReportBlockStats report_block_stats_ GUARDED_BY(crit_);
   QpCounters qp_counters_;  // Only accessed on the decoding thread.
   std::map<uint32_t, StreamDataCounters> rtx_stats_ GUARDED_BY(crit_);
+  int64_t avg_rtt_ms_ GUARDED_BY(crit_);
+  mutable std::map<int64_t, size_t> frame_window_ GUARDED_BY(&crit_);
+  mutable size_t frame_window_accumulated_bytes_ GUARDED_BY(&crit_);
 };
 
 }  // namespace webrtc