Revert of Replace interface VideoCapturerInput with VideoSinkInterface.

webrtc/test/frame_generator.cc

 /*
  *  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.
  */
 #include "webrtc/test/frame_generator.h"
@@ skipping 221 matching lines @@
   const int64_t pause_time_;
   const size_t num_frames_;
   size_t current_frame_num_;
   VideoFrame* current_source_frame_;
   VideoFrame current_frame_;
   YuvFileGenerator file_generator_;
 };
 
 }  // namespace
 
-FrameForwarder::FrameForwarder() : sink_(nullptr) {}
-
-void FrameForwarder::IncomingCapturedFrame(const VideoFrame& video_frame) {
-  rtc::CritScope lock(&crit_);
-  if (sink_)
-    sink_->OnFrame(video_frame);
-}
-
-void FrameForwarder::AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
-                                     const rtc::VideoSinkWants& wants) {
-  rtc::CritScope lock(&crit_);
-  RTC_DCHECK(!sink_ || sink_ == sink);
-  sink_ = sink;
-}
-
-void FrameForwarder::RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) {
-  rtc::CritScope lock(&crit_);
-  RTC_DCHECK_EQ(sink, sink_);
-  sink_ = nullptr;
-}
-
 FrameGenerator* FrameGenerator::CreateChromaGenerator(size_t width,
                                                       size_t height) {
   return new ChromaGenerator(width, height);
 }
 
 FrameGenerator* FrameGenerator::CreateFromYuvFile(
     std::vector<std::string> filenames,
     size_t width,
     size_t height,
     int frame_repeat_count) {
@@ skipping 25 matching lines @@
     files.push_back(file);
   }
 
   return new ScrollingImageFrameGenerator(
       clock, files, source_width, source_height, target_width, target_height,
       scroll_time_ms, pause_time_ms);
 }
 
 }  // namespace test
 }  // namespace webrtc