diff --git a/media/mtransport/nr_socket_prsock.cpp b/media/mtransport/nr_socket_prsock.cpp
index 966108f1b947..116614aecef0 100644
--- a/media/mtransport/nr_socket_prsock.cpp
+++ b/media/mtransport/nr_socket_prsock.cpp
@@ -693,57 +693,9 @@ abort:
   return(_status);
 }
 
-NS_IMPL_ISUPPORTS(NrSocketIpcProxy, nsIUDPSocketInternal)
-
-nsresult
-NrSocketIpcProxy::Init(const nsRefPtr<NrSocketIpc>& socket)
-{
-  nsresult rv;
-  sts_thread_ = do_GetService(NS_SOCKETTRANSPORTSERVICE_CONTRACTID, &rv);
-  if (NS_FAILED(rv)) {
-    MOZ_ASSERT(false, "Failed to get STS thread");
-    return rv;
-  }
-
-  socket_ = socket;
-  return NS_OK;
-}
-
-NrSocketIpcProxy::~NrSocketIpcProxy()
-{
-  // Send our ref to STS to be released
-  RUN_ON_THREAD(sts_thread_,
-                mozilla::WrapRelease(socket_.forget()),
-                NS_DISPATCH_NORMAL);
-}
-
-// IUDPSocketInternal interfaces
-// callback while error happened in UDP socket operation
-NS_IMETHODIMP NrSocketIpcProxy::CallListenerError(const nsACString &message,
-                                                  const nsACString &filename,
-                                                  uint32_t line_number) {
-  return socket_->CallListenerError(message, filename, line_number);
-}
-
-// callback while receiving UDP packet
-NS_IMETHODIMP NrSocketIpcProxy::CallListenerReceivedData(const nsACString &host,
-                                                         uint16_t port,
-                                                         const uint8_t *data,
-                                                         uint32_t data_length) {
-  return socket_->CallListenerReceivedData(host, port, data, data_length);
-}
-
-// callback while UDP socket is opened
-NS_IMETHODIMP NrSocketIpcProxy::CallListenerOpened() {
-  return socket_->CallListenerOpened();
-}
-
-// callback while UDP socket is closed
-NS_IMETHODIMP NrSocketIpcProxy::CallListenerClosed() {
-  return socket_->CallListenerClosed();
-}
-
 // NrSocketIpc Implementation
+NS_IMPL_ISUPPORTS(NrSocketIpc, nsIUDPSocketInternal)
+
 NrSocketIpc::NrSocketIpc(const nsCOMPtr<nsIEventTarget> &main_thread)
     : err_(false),
       state_(NR_INIT),
@@ -1070,15 +1022,7 @@ void NrSocketIpc::create_m(const nsACString &host, const uint16_t port) {
   socket_child_ = new nsMainThreadPtrHolder<nsIUDPSocketChild>(socketChild);
   socket_child_->SetFilterName(nsCString("stun"));
 
-  nsRefPtr<NrSocketIpcProxy> proxy(new NrSocketIpcProxy);
-  rv = proxy->Init(this);
-  if (NS_FAILED(rv)) {
-    err_ = true;
-    mon.NotifyAll();
-    return;
-  }
-
-  if (NS_FAILED(socket_child_->Bind(proxy, host, port,
+  if (NS_FAILED(socket_child_->Bind(this, host, port,
                                     /* reuse = */ false,
                                     /* loopback = */ false))) {
     err_ = true;
@@ -1163,7 +1107,7 @@ static nr_socket_vtbl nr_socket_local_vtbl={
 };
 
 int nr_socket_local_create(nr_transport_addr *addr, nr_socket **sockp) {
-  RefPtr<NrSocketBase> sock;
+  NrSocketBase *sock = nullptr;
 
   // create IPC bridge for content process
   if (XRE_GetProcessType() == GeckoProcessType_Default) {
@@ -1185,12 +1129,15 @@ int nr_socket_local_create(nr_transport_addr *addr, nr_socket **sockp) {
   if (r)
     ABORT(r);
 
+  // Add a reference so that we can delete it in destroy()
+  sock->AddRef();
+
   _status = 0;
-  // We will release this reference in destroy(), not exactly the normal
-  // ownership model, but it is what it is.
-  sock.forget().drop();
 
 abort:
+  if (_status) {
+    delete sock;
+  }
   return _status;
 }
 
diff --git a/media/mtransport/nr_socket_prsock.h b/media/mtransport/nr_socket_prsock.h
index 476a36587ada..0da801435980 100644
--- a/media/mtransport/nr_socket_prsock.h
+++ b/media/mtransport/nr_socket_prsock.h
@@ -188,7 +188,8 @@ private:
   DISALLOW_COPY_ASSIGN(nr_udp_message);
 };
 
-class NrSocketIpc : public NrSocketBase {
+class NrSocketIpc : public NrSocketBase,
+                    public nsIUDPSocketInternal {
 public:
 
   enum NrSocketIpcState {
@@ -199,17 +200,8 @@ public:
     NR_CLOSED,
   };
 
-  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(NrSocketIpc)
-
-  NS_IMETHODIMP CallListenerError(const nsACString &message,
-                                  const nsACString &filename,
-                                  uint32_t line_number);
-  NS_IMETHODIMP CallListenerReceivedData(const nsACString &host,
-                                         uint16_t port,
-                                         const uint8_t *data,
-                                         uint32_t data_length);
-  NS_IMETHODIMP CallListenerOpened();
-  NS_IMETHODIMP CallListenerClosed();
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIUDPSOCKETINTERNAL
 
   explicit NrSocketIpc(const nsCOMPtr<nsIEventTarget> &main_thread);
 
@@ -248,22 +240,6 @@ private:
   ReentrantMonitor monitor_;
 };
 
-// The socket child holds onto one of these, which just passes callbacks
-// through and makes sure the ref to the NrSocketIpc is released on STS.
-class NrSocketIpcProxy : public nsIUDPSocketInternal {
-public:
-  NS_DECL_THREADSAFE_ISUPPORTS
-  NS_DECL_NSIUDPSOCKETINTERNAL
-
-  nsresult Init(const nsRefPtr<NrSocketIpc>& socket);
-
-private:
-  virtual ~NrSocketIpcProxy();
-
-  nsRefPtr<NrSocketIpc> socket_;
-  nsCOMPtr<nsIEventTarget> sts_thread_;
-};
-
 int nr_netaddr_to_transport_addr(const net::NetAddr *netaddr,
                                  nr_transport_addr *addr,
                                  int protocol);
diff --git a/media/mtransport/runnable_utils.h b/media/mtransport/runnable_utils.h
index ed9d3513a625..52fefdab0598 100644
--- a/media/mtransport/runnable_utils.h
+++ b/media/mtransport/runnable_utils.h
@@ -96,25 +96,6 @@ RUN_ON_THREAD(nsIEventTarget *thread, detail::runnable_args_base<detail::Returns
 #define ASSERT_ON_THREAD(t)
 #endif
 
-template <class T>
-class DispatchedRelease : public detail::runnable_args_base<detail::NoResult> {
-public:
-  explicit DispatchedRelease(already_AddRefed<T>& ref) : ref_(ref) {}
-
-  NS_IMETHOD Run() {
-    ref_ = nullptr;
-    return NS_OK;
-  }
-private:
-  nsRefPtr<T> ref_;
-};
-
-template <typename T>
-DispatchedRelease<T>* WrapRelease(already_AddRefed<T>&& ref)
-{
-  return new DispatchedRelease<T>(ref);
-}
-
 } /* namespace mozilla */
 
 #endif