Incorporating logging into Cast

media/cast/video_sender/video_encoder.cc

Index: media/cast/video_sender/video_encoder.cc
diff --git a/media/cast/video_sender/video_encoder.cc b/media/cast/video_sender/video_encoder.cc
index a4f350a6ee12f04fcd528f1211c3edd2038c869d..adc08c1d9bfdcc2d1d85848aa6671dba07312096 100644
--- a/media/cast/video_sender/video_encoder.cc
+++ b/media/cast/video_sender/video_encoder.cc
@@ -66,6 +66,9 @@ void VideoEncoder::EncodeVideoFrameEncoderThread(
       dynamic_config.latest_frame_id_to_reference);
   vp8_encoder_->UpdateRates(dynamic_config.bit_rate);
 
+  uint32 rtp_timestamp = GetVideoRtpTimestamp(capture_time);
+  cast_environment_->Logging()->InsertFrameEvent(kVideoFrameSentToEncoder,
+      rtp_timestamp, kFrameIdUnknown);
   scoped_ptr<EncodedVideoFrame> encoded_frame(new EncodedVideoFrame());
   bool retval = vp8_encoder_->Encode(*video_frame, encoded_frame.get());
 
@@ -81,6 +84,8 @@ void VideoEncoder::EncodeVideoFrameEncoderThread(
     VLOG(1) << "Encoding resulted in an empty frame";
     return;
   }
+  cast_environment_->Logging()->InsertFrameEvent(kVideoFrameEncoded,
+      rtp_timestamp, kFrameIdUnknown);
   cast_environment_->PostTask(CastEnvironment::MAIN, FROM_HERE,
       base::Bind(frame_encoded_callback,
           base::Passed(&encoded_frame), capture_time));