Remove cricket::VideoFrame::Set/GetElapsedTime()

talk/media/devices/filevideocapturer.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 131 matching lines @@
  private:
   class FileReadThread;  // Forward declaration, defined in .cc.
 
   static const char* kVideoFileDevicePrefix;
   rtc::FileStream video_file_;
   CapturedFrame captured_frame_;
   // The number of bytes allocated buffer for captured_frame_.data.
   uint32 frame_buffer_size_;
   FileReadThread* file_read_thread_;
   int repeat_;  // How many times to repeat the file.
-  int64 start_time_ns_;  // Time when the file video capturer starts.
   int64 last_frame_timestamp_ns_;  // Timestamp of last read frame.
   bool ignore_framerate_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(FileVideoCapturer);
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_DEVICES_FILEVIDEOCAPTURER_H_