Revert of Add QP sum stats for received streams.

webrtc/pc/statscollector.cc

 /*
  *  Copyright 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 203 matching lines @@
 void ExtractStats(const cricket::VideoReceiverInfo& info, StatsReport* report) {
   ExtractCommonReceiveProperties(info, report);
   report->AddString(StatsReport::kStatsValueNameCodecImplementationName,
                     info.decoder_implementation_name);
   report->AddInt64(StatsReport::kStatsValueNameBytesReceived,
                    info.bytes_rcvd);
   if (info.capture_start_ntp_time_ms >= 0) {
     report->AddInt64(StatsReport::kStatsValueNameCaptureStartNtpTimeMs,
                      info.capture_start_ntp_time_ms);
   }
-  if (info.qp_sum)
-    report->AddInt64(StatsReport::kStatsValueNameQpSum, *info.qp_sum);
-
   const IntForAdd ints[] = {
     { StatsReport::kStatsValueNameCurrentDelayMs, info.current_delay_ms },
     { StatsReport::kStatsValueNameDecodeMs, info.decode_ms },
     { StatsReport::kStatsValueNameFirsSent, info.firs_sent },
     { StatsReport::kStatsValueNameFrameHeightReceived, info.frame_height },
     { StatsReport::kStatsValueNameFrameRateDecoded, info.framerate_decoded },
     { StatsReport::kStatsValueNameFrameRateOutput, info.framerate_output },
     { StatsReport::kStatsValueNameFrameRateReceived, info.framerate_rcvd },
     { StatsReport::kStatsValueNameFrameWidthReceived, info.frame_width },
     { StatsReport::kStatsValueNameJitterBufferMs, info.jitter_buffer_ms },
@@ skipping 751 matching lines @@
     StatsReport* report = entry.second;
     report->set_timestamp(stats_gathering_started_);
   }
 }
 
 void StatsCollector::ClearUpdateStatsCacheForTest() {
   stats_gathering_started_ = 0;
 }
 
 }  // namespace webrtc