Add support for transport wide sequence numbers

webrtc/test/frame_generator_capturer.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.
  */
 
@@ skipping 111 matching lines @@
 
 void FrameGeneratorCapturer::Start() {
   rtc::CritScope cs(&lock_);
   sending_ = true;
 }
 
 void FrameGeneratorCapturer::Stop() {
   rtc::CritScope cs(&lock_);
   sending_ = false;
 }
+
+void FrameGeneratorCapturer::ForceFrame() {
+  tick_->Set();
+}
 }  // test
 }  // webrtc