Change OverUseFrameDetector to use a task queue

webrtc/video/vie_encoder.h

 /*
  *  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 83 matching lines @@
  private:
   class EncodeTask;
 
   void ConfigureEncoderInternal(const VideoCodec& video_codec,
                                 size_t max_data_payload_length);
 
   // Implements VideoSendStatisticsCallback.
   void SendStatistics(uint32_t bit_rate,
                       uint32_t frame_rate) override;
 
-  void EncodeVideoFrame(const VideoFrame& frame);
+  void EncodeVideoFrame(const VideoFrame& frame,
+                        int64_t time_when_posted_in_ms);
 
   // Implements EncodedImageCallback.
   EncodedImageCallback::Result OnEncodedImage(
       const EncodedImage& encoded_image,
       const CodecSpecificInfo* codec_specific_info,
       const RTPFragmentationHeader* fragmentation) override;
 
   // webrtc::CpuOveruseObserver implementation.
   void OveruseDetected() override;
   void NormalUsage() override;
 
   bool EncoderPaused() const;
   void TraceFrameDropStart();
   void TraceFrameDropEnd();
 
   rtc::Event shutdown_event_;
 
   const uint32_t number_of_cores_;
   EncodedImageCallback* sink_;
   const VideoSendStream::Config::EncoderSettings settings_;
 
   const std::unique_ptr<VideoProcessing> vp_;
   vcm::VideoSender video_sender_ ACCESS_ON(&encoder_queue_);
-  OveruseFrameDetector overuse_detector_;
-  LoadObserver* const load_observer_ ACCESS_ON(&module_process_thread_checker_);
+
+  OveruseFrameDetector overuse_detector_ ACCESS_ON(&encoder_queue_);
+  LoadObserver* const load_observer_ ACCESS_ON(&encoder_queue_);
 
   SendStatisticsProxy* const stats_proxy_;
   rtc::VideoSinkInterface<VideoFrame>* const pre_encode_callback_;
   ProcessThread* module_process_thread_;
   rtc::ThreadChecker module_process_thread_checker_;
 
   VideoCodec encoder_config_ ACCESS_ON(&encoder_queue_);
 
   int encoder_start_bitrate_bps_ ACCESS_ON(&encoder_queue_);
   uint32_t last_observed_bitrate_bps_ ACCESS_ON(&encoder_queue_);
@@ skipping 12 matching lines @@
   const int64_t delta_ntp_internal_ms_;
 
   // All public methods are proxied to |encoder_queue_|. It must must be
   // destroyed first to make sure no tasks are run that use other members.
   rtc::TaskQueue encoder_queue_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_VIDEO_VIE_ENCODER_H_