diff --git a/call/fake_network_pipe.cc b/call/fake_network_pipe.cc
index 3695e620ef..3c7207bd84 100644
--- a/call/fake_network_pipe.cc
+++ b/call/fake_network_pipe.cc
@@ -106,34 +106,13 @@ FakeNetworkPipe::FakeNetworkPipe(
     : clock_(clock),
       network_behavior_(std::move(network_behavior)),
       receiver_(receiver),
-      global_transport_(nullptr),
       clock_offset_ms_(0),
       dropped_packets_(0),
       sent_packets_(0),
       total_packet_delay_us_(0),
       last_log_time_us_(clock_->TimeInMicroseconds()) {}
 
-FakeNetworkPipe::FakeNetworkPipe(
-    Clock* clock,
-    std::unique_ptr<NetworkBehaviorInterface> network_behavior,
-    Transport* transport)
-    : clock_(clock),
-      network_behavior_(std::move(network_behavior)),
-      receiver_(nullptr),
-      global_transport_(transport),
-      clock_offset_ms_(0),
-      dropped_packets_(0),
-      sent_packets_(0),
-      total_packet_delay_us_(0),
-      last_log_time_us_(clock_->TimeInMicroseconds()) {
-  RTC_DCHECK(global_transport_);
-  AddActiveTransport(global_transport_);
-}
-
 FakeNetworkPipe::~FakeNetworkPipe() {
-  if (global_transport_) {
-    RemoveActiveTransport(global_transport_);
-  }
   RTC_DCHECK(active_transports_.empty());
 }
 
@@ -156,21 +135,6 @@ void FakeNetworkPipe::RemoveActiveTransport(Transport* transport) {
   }
 }
 
-bool FakeNetworkPipe::SendRtp(rtc::ArrayView<const uint8_t> packet,
-                              const PacketOptions& options) {
-  RTC_DCHECK(global_transport_);
-  EnqueuePacket(rtc::CopyOnWriteBuffer(packet.data(), packet.size()), options,
-                false, global_transport_);
-  return true;
-}
-
-bool FakeNetworkPipe::SendRtcp(rtc::ArrayView<const uint8_t> packet) {
-  RTC_DCHECK(global_transport_);
-  EnqueuePacket(rtc::CopyOnWriteBuffer(packet), absl::nullopt, true,
-                global_transport_);
-  return true;
-}
-
 bool FakeNetworkPipe::SendRtp(rtc::ArrayView<const uint8_t> packet,
                               const PacketOptions& options,
                               Transport* transport) {
diff --git a/call/fake_network_pipe.h b/call/fake_network_pipe.h
index d58352621d..7bc7e0f060 100644
--- a/call/fake_network_pipe.h
+++ b/call/fake_network_pipe.h
@@ -113,11 +113,6 @@ class FakeNetworkPipe : public SimulatedPacketReceiverInterface {
                   PacketReceiver* receiver,
                   uint64_t seed);
 
-  // Use this constructor if you plan to insert packets using SendRt[c?]p().
-  FakeNetworkPipe(Clock* clock,
-                  std::unique_ptr<NetworkBehaviorInterface> network_behavior,
-                  Transport* transport);
-
   ~FakeNetworkPipe() override;
 
   FakeNetworkPipe(const FakeNetworkPipe&) = delete;
@@ -134,14 +129,6 @@ class FakeNetworkPipe : public SimulatedPacketReceiverInterface {
   void AddActiveTransport(Transport* transport);
   void RemoveActiveTransport(Transport* transport);
 
-  // Implements Transport interface. When/if packets are delivered, they will
-  // be passed to the transport instance given in SetReceiverTransport(). These
-  // methods should only be called if a Transport instance was provided in the
-  // constructor.
-  bool SendRtp(rtc::ArrayView<const uint8_t> packet,
-               const PacketOptions& options);
-  bool SendRtcp(rtc::ArrayView<const uint8_t> packet);
-
   // Methods for use with Transport interface. When/if packets are delivered,
   // they will be passed to the instance specified by the `transport` parameter.
   // Note that that instance must be in the map of active transports.
@@ -216,7 +203,6 @@ class FakeNetworkPipe : public SimulatedPacketReceiverInterface {
   mutable Mutex config_lock_;
   const std::unique_ptr<NetworkBehaviorInterface> network_behavior_;
   PacketReceiver* receiver_ RTC_GUARDED_BY(config_lock_);
-  Transport* const global_transport_;
 
   // `process_lock` guards the data structures involved in delay and loss
   // processes, such as the packet queues.