Revert of Add QP sum stats for received streams.

webrtc/modules/video_coding/test/test_util.cc

 /*
  *  Copyright (c) 2011 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 79 matching lines @@
 
 FileOutputFrameReceiver::~FileOutputFrameReceiver() {
   if (timing_file_ != NULL) {
     fclose(timing_file_);
   }
   if (out_file_ != NULL) {
     fclose(out_file_);
   }
 }
 
-int32_t FileOutputFrameReceiver::FrameToRender(webrtc::VideoFrame& video_frame,
-                                               rtc::Optional<uint8_t> qp) {
+int32_t FileOutputFrameReceiver::FrameToRender(
+    webrtc::VideoFrame& video_frame) {
   if (timing_file_ == NULL) {
     std::string basename;
     std::string extension;
     SplitFilename(out_filename_, &basename, &extension);
     timing_file_ = fopen((basename + "_renderTiming.txt").c_str(), "w");
     if (timing_file_ == NULL) {
       return -1;
     }
   }
   if (out_file_ == NULL || video_frame.width() != width_ ||
@@ skipping 21 matching lines @@
 }
 
 webrtc::RtpVideoCodecTypes ConvertCodecType(const char* plname) {
   if (strncmp(plname, "VP8", 3) == 0) {
     return webrtc::kRtpVideoVp8;
   } else {
     // Default value.
     return webrtc::kRtpVideoGeneric;
   }
 }