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/jitter_buffer.cc b/modules/video_coding/jitter_buffer.cc
index 51e828f..3d3b967 100644
--- a/modules/video_coding/jitter_buffer.cc
+++ b/modules/video_coding/jitter_buffer.cc
@@ -413,7 +413,7 @@
 
   // Empty packets may bias the jitter estimate (lacking size component),
   // therefore don't let empty packet trigger the following updates:
-  if (packet.frameType != VideoFrameType::kEmptyFrame) {
+  if (packet.video_header.frame_type != VideoFrameType::kEmptyFrame) {
     if (waiting_for_completion_.timestamp == packet.timestamp) {
       // This can get bad if we have a lot of duplicate packets,
       // we will then count some packet multiple times.
@@ -446,7 +446,7 @@
         frame->IncrementNackCount();
       }
       if (!UpdateNackList(packet.seqNum) &&
-          packet.frameType != VideoFrameType::kVideoFrameKey) {
+          packet.video_header.frame_type != VideoFrameType::kVideoFrameKey) {
         buffer_state = kFlushIndicator;
       }