Refactor video capturing code in the render process

content/renderer/media/webrtc/video_destination_handler.cc

Index: content/renderer/media/webrtc/video_destination_handler.cc
diff --git a/content/renderer/media/webrtc/video_destination_handler.cc b/content/renderer/media/webrtc/video_destination_handler.cc
index ac16f1e693b0e96e3a74ff5dd28b36943e8ca107..bec6febd4d8567ea8d4a3ce3c4018e4f89865a43 100644
--- a/content/renderer/media/webrtc/video_destination_handler.cc
+++ b/content/renderer/media/webrtc/video_destination_handler.cc
@@ -116,7 +116,9 @@ void PpFrameWriter::PutFrame(PPB_ImageData_Impl* image_data,
                      new_frame->stride(media::VideoFrame::kVPlane),
                      frame_size.width(), frame_size.height());
 
-  DeliverVideoFrame(new_frame);
+  // TODO(hclam): Should take into account |timestamp|.
+  // Not all sinks care about the TimeTicks so it's not a problem now.
+  DeliverVideoFrame(new_frame, format_, base::TimeTicks::Now());
 }
 
 // PpFrameWriterProxy is a helper class to make sure the user won't use
@@ -190,4 +192,3 @@ bool VideoDestinationHandler::Open(
 }
 
 }  // namespace content
-