300   rtc::SimpleStringBuilder log_stream(log_stream_buf);  in UpdateHistograms()  local
308     log_stream << uma_prefix_ << "InputWidthInPixels " << in_width << "\n"  in UpdateHistograms()
315     log_stream << uma_prefix_ << "InputFramesPerSecond " << in_fps.ToString()  in UpdateHistograms()
326     log_stream << uma_prefix_ << "SentWidthInPixels " << sent_width << "\n"  in UpdateHistograms()
333     log_stream << uma_prefix_ << "SentFramesPerSecond " << sent_fps.ToString()  in UpdateHistograms()
352       log_stream << uma_prefix_ << "SentToInputFpsRatioPercent "  in UpdateHistograms()
361     log_stream << uma_prefix_ << "EncodeTimeInMs " << encode_ms << "\n";  in UpdateHistograms()
368     log_stream << uma_prefix_ << "KeyFramesSentInPermille "  in UpdateHistograms()
377     log_stream << uma_prefix_ << "QualityLimitedResolutionInPercent "  in UpdateHistograms()
514         log_stream << uma_prefix_ << "SentPacketsLostInPercent "  in UpdateHistograms()
562       log_stream << uma_prefix_ << "NumberOfPauseEvents "  in UpdateHistograms()
570         log_stream << uma_prefix_ << "PausedTimeInPercent "  in UpdateHistograms()
595     log_stream << uma_prefix_ << "BitrateSentInBps "  in UpdateHistograms()
602     log_stream << uma_prefix_ << "MediaBitrateSentInBps "  in UpdateHistograms()
610     log_stream << uma_prefix_ << "PaddingBitrateSentInBps "  in UpdateHistograms()
619     log_stream << uma_prefix_ << "RetransmittedBitrateSentInBps "  in UpdateHistograms()
627       log_stream << uma_prefix_ << "RtxBitrateSentInBps "  in UpdateHistograms()
643       log_stream << uma_prefix_ << "FecBitrateSentInBps "  in UpdateHistograms()
647   log_stream << "Frames encoded " << current_stats.frames_encoded << "\n"  in UpdateHistograms()
652   log_stream << uma_prefix_ << "DroppedFrames.EncoderQueue "  in UpdateHistograms()
656   log_stream << uma_prefix_ << "DroppedFrames.Encoder "  in UpdateHistograms()
660   log_stream << uma_prefix_ << "DroppedFrames.Ratelimiter "  in UpdateHistograms()
664   log_stream << uma_prefix_ << "DroppedFrames.CongestionWindow "  in UpdateHistograms()
667   RTC_LOG(LS_INFO) << log_stream.str();  in UpdateHistograms()