Remove source file writer from VideoProcessor.

webrtc/modules/video_coding/codecs/tools/video_quality_measurement.cc

 /*
  *  Copyright (c) 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 490 matching lines @@
 
   webrtc::test::PacketManipulatorImpl packet_manipulator(
       &packet_reader, config.networking_config, config.verbose);
   // By default the packet manipulator is seeded with a fixed random.
   // If disabled we must generate a new seed.
   if (FLAGS_disable_fixed_random_seed) {
     packet_manipulator.InitializeRandomSeed(time(NULL));
   }
   webrtc::test::VideoProcessor* processor = new webrtc::test::VideoProcessor(
       encoder, decoder, &frame_reader, &frame_writer, &packet_manipulator,
-      config, &stats, nullptr /* source_frame_writer */,
-      nullptr /* encoded_frame_writer */, nullptr /* decoded_frame_writer */);
+      config, &stats, nullptr /* encoded_frame_writer */,
+      nullptr /* decoded_frame_writer */);
   processor->Init();
 
   int frame_number = 0;
   while (processor->ProcessFrame(frame_number)) {
     if (frame_number % 80 == 0) {
       Log("\n");  // make the output a bit nicer.
     }
     Log(".");
     frame_number++;
   }
@@ skipping 23 matching lines @@
   }
   if (FLAGS_python) {
     PrintPythonOutput(config, stats, ssim_result, psnr_result);
   }
   delete processor;
   delete encoder;
   delete decoder;
   Log("Quality test finished!");
   return 0;
 }