diff --git a/webrtc/modules/congestion_controller/transport_feedback_adapter.cc b/webrtc/modules/congestion_controller/transport_feedback_adapter.cc
index 9fb1af59a2..88caad41d6 100644
--- a/webrtc/modules/congestion_controller/transport_feedback_adapter.cc
+++ b/webrtc/modules/congestion_controller/transport_feedback_adapter.cc
@@ -122,20 +122,12 @@ std::vector<PacketFeedback> TransportFeedbackAdapter::GetPacketFeedbackVector(
   }
   last_timestamp_us_ = timestamp_us;
 
-  auto received_packets = feedback.GetReceivedPackets();
   std::vector<PacketFeedback> packet_feedback_vector;
-  if (received_packets.empty()) {
+  if (feedback.GetPacketStatusCount() == 0) {
     LOG(LS_INFO) << "Empty transport feedback packet received.";
     return packet_feedback_vector;
   }
-  const uint16_t last_sequence_number =
-      received_packets.back().sequence_number();
-  const size_t packet_count =
-      1 + ForwardDiff(feedback.GetBaseSequence(), last_sequence_number);
-  packet_feedback_vector.reserve(packet_count);
-  // feedback.GetStatusVector().size() is a less efficient way to reach what
-  // should be the same value.
-  RTC_DCHECK_EQ(packet_count, feedback.GetStatusVector().size());
+  packet_feedback_vector.reserve(feedback.GetPacketStatusCount());
 
   {
     rtc::CritScope cs(&lock_);
@@ -143,7 +135,7 @@ std::vector<PacketFeedback> TransportFeedbackAdapter::GetPacketFeedbackVector(
     int64_t offset_us = 0;
     int64_t timestamp_ms = 0;
     uint16_t seq_num = feedback.GetBaseSequence();
-    for (const auto& packet : received_packets) {
+    for (const auto& packet : feedback.GetReceivedPackets()) {
       // Insert into the vector those unreceived packets which precede this
       // iteration's received packet.
       for (; seq_num != packet.sequence_number(); ++seq_num) {
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.cc b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.cc
index 767c551479..ec7c6163b3 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.cc
@@ -376,41 +376,10 @@ uint16_t TransportFeedback::GetBaseSequence() const {
   return base_seq_no_;
 }
 
-std::vector<TransportFeedback::StatusSymbol>
-TransportFeedback::GetStatusVector() const {
-  std::vector<TransportFeedback::StatusSymbol> symbols;
-  uint16_t seq_no = GetBaseSequence();
-  for (const auto& packet : packets_) {
-    for (; seq_no != packet.sequence_number(); ++seq_no)
-      symbols.push_back(StatusSymbol::kNotReceived);
-    if (packet.delta_ticks() >= 0x00 && packet.delta_ticks() <= 0xff) {
-      symbols.push_back(StatusSymbol::kReceivedSmallDelta);
-    } else {
-      symbols.push_back(StatusSymbol::kReceivedLargeDelta);
-    }
-    ++seq_no;
-  }
-  return symbols;
-}
-
-std::vector<int16_t> TransportFeedback::GetReceiveDeltas() const {
-  std::vector<int16_t> deltas;
-  for (const auto& packet : packets_)
-    deltas.push_back(packet.delta_ticks());
-  return deltas;
-}
-
 int64_t TransportFeedback::GetBaseTimeUs() const {
   return static_cast<int64_t>(base_time_ticks_) * kBaseScaleFactor;
 }
 
-std::vector<int64_t> TransportFeedback::GetReceiveDeltasUs() const {
-  std::vector<int64_t> us_deltas;
-  for (const auto& packet : packets_)
-    us_deltas.push_back(packet.delta_us());
-  return us_deltas;
-}
-
 // De-serialize packet.
 bool TransportFeedback::Parse(const CommonHeader& packet) {
   RTC_DCHECK_EQ(packet.type(), kPacketType);
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
index fa6ef04621..25f1111914 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
@@ -54,21 +54,13 @@ class TransportFeedback : public Rtpfb {
   bool AddReceivedPacket(uint16_t sequence_number, int64_t timestamp_us);
   const std::vector<ReceivedPacket>& GetReceivedPackets() const;
 
-  enum class StatusSymbol {
-    kNotReceived,
-    kReceivedSmallDelta,
-    kReceivedLargeDelta,
-  };
-
   uint16_t GetBaseSequence() const;
-  std::vector<TransportFeedback::StatusSymbol> GetStatusVector() const;
-  std::vector<int16_t> GetReceiveDeltas() const;
+
+  // Returns number of packets (including missing) this feedback describes.
+  size_t GetPacketStatusCount() const { return num_seq_no_; }
 
   // Get the reference time in microseconds, including any precision loss.
   int64_t GetBaseTimeUs() const;
-  // Convenience method for getting all deltas as microseconds. The first delta
-  // is relative the base time.
-  std::vector<int64_t> GetReceiveDeltasUs() const;
 
   bool Parse(const CommonHeader& packet);
   static std::unique_ptr<TransportFeedback> ParseFrom(const uint8_t* buffer,