Revert of Add QP sum stats for received streams.

webrtc/video/receive_statistics_proxy.h

 /*
  *  Copyright (c) 2013 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 28 matching lines @@
                                public RtcpPacketTypeCounterObserver,
                                public StreamDataCountersCallback,
                                public CallStatsObserver {
  public:
   ReceiveStatisticsProxy(const VideoReceiveStream::Config* config,
                          Clock* clock);
   virtual ~ReceiveStatisticsProxy();
 
   VideoReceiveStream::Stats GetStats() const;
 
-  void OnDecodedFrame(rtc::Optional<uint8_t> qp);
+  void OnDecodedFrame();
   void OnSyncOffsetUpdated(int64_t sync_offset_ms, double estimated_freq_khz);
   void OnRenderedFrame(const VideoFrame& frame);
   void OnIncomingPayloadType(int payload_type);
   void OnDecoderImplementationName(const char* implementation_name);
   void OnIncomingRate(unsigned int framerate, unsigned int bitrate_bps);
 
   void OnPreDecode(const EncodedImage& encoded_image,
                    const CodecSpecificInfo* codec_specific_info);
 
   // Overrides VCMReceiveStatisticsCallback.
@@ skipping 86 matching lines @@
   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
 #endif  // WEBRTC_VIDEO_RECEIVE_STATISTICS_PROXY_H_