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}

modules/video_coding/packet.cc

@@ -23,7 +23,6 @@ VCMPacket::VCMPacket()
       sizeBytes(0),
       markerBit(false),
       timesNacked(-1),
-      frameType(VideoFrameType::kEmptyFrame),
       completeNALU(kNaluUnset),
       insertStartCode(false),
       video_header(),
@@ -35,7 +34,6 @@ VCMPacket::VCMPacket(const uint8_t* ptr,
                      size_t size,
                      const RTPHeader& rtp_header,
                      const RTPVideoHeader& videoHeader,
-                     VideoFrameType frame_type,
                      int64_t ntp_time_ms)
     : payloadType(rtp_header.payloadType),
       timestamp(rtp_header.timestamp),
@@ -45,7 +43,6 @@ VCMPacket::VCMPacket(const uint8_t* ptr,
       sizeBytes(size),
       markerBit(rtp_header.markerBit),
       timesNacked(-1),
-      frameType(frame_type),
       completeNALU(kNaluIncomplete),
       insertStartCode(videoHeader.codec == kVideoCodecH264 &&
                       videoHeader.is_first_packet_in_frame),