Move frame_type member from RtpDepacketizer::ParsedPayload to RTPVideoHeader

The latter is also a member of the former. This cleanup is also
a preparation for dropping WebRtcRTPHeader::frameType (or deleting
WebRtcRTPHeader right away), now that it's a video-specific member.


Tbr: kwiberg@webrtc.org # Comment change in modules/include/
Bug: None
Change-Id: I5c1f3f981f0d750713fc9b9b145278150fe32b5d
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/133024
Commit-Queue: Niels Moller <nisse@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27740}
diff --git a/modules/video_coding/frame_object.cc b/modules/video_coding/frame_object.cc
index 6f56fe0..ccac4bb 100644
--- a/modules/video_coding/frame_object.cc
+++ b/modules/video_coding/frame_object.cc
@@ -38,7 +38,7 @@
   RTC_CHECK(first_packet);
 
   // EncodedFrame members
-  frame_type_ = first_packet->frameType;
+  frame_type_ = first_packet->video_header.frame_type;
   codec_type_ = first_packet->codec();
 
   // TODO(philipel): Remove when encoded image is replaced by EncodedFrame.
@@ -48,7 +48,7 @@
   _payloadType = first_packet->payloadType;
   SetTimestamp(first_packet->timestamp);
   ntp_time_ms_ = first_packet->ntp_time_ms_;
-  _frameType = first_packet->frameType;
+  _frameType = first_packet->video_header.frame_type;
 
   // Setting frame's playout delays to the same values
   // as of the first packet's.