Issue #1390 - Get rid of the Presentation API

1 files changed, 0 insertions, 1188 deletions

diff --git a/dom/presentation/PresentationService.cpp b/dom/presentation/PresentationService.cpp
deleted file mode 100644
index bc525cdb8..000000000
--- a/dom/presentation/PresentationService.cpp
+++ /dev/null
@@ -1,1188 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 sts=2 et sw=2 tw=80: */
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "PresentationService.h"
-
-#include "ipc/PresentationIPCService.h"
-#include "mozilla/Services.h"
-#include "nsGlobalWindow.h"
-#include "nsIMutableArray.h"
-#include "nsIObserverService.h"
-#include "nsIPresentationControlChannel.h"
-#include "nsIPresentationDeviceManager.h"
-#include "nsIPresentationDevicePrompt.h"
-#include "nsIPresentationListener.h"
-#include "nsIPresentationRequestUIGlue.h"
-#include "nsIPresentationSessionRequest.h"
-#include "nsIPresentationTerminateRequest.h"
-#include "nsISupportsPrimitives.h"
-#include "nsNetUtil.h"
-#include "nsServiceManagerUtils.h"
-#include "nsThreadUtils.h"
-#include "nsXPCOMCID.h"
-#include "nsXULAppAPI.h"
-#include "PresentationLog.h"
-
-namespace mozilla {
-namespace dom {
-
-static bool
-IsSameDevice(nsIPresentationDevice* aDevice, nsIPresentationDevice* aDeviceAnother) {
-  if (!aDevice || !aDeviceAnother) {
-    return false;
-  }
-
-  nsAutoCString deviceId;
-  aDevice->GetId(deviceId);
-  nsAutoCString anotherId;
-  aDeviceAnother->GetId(anotherId);
-  if (!deviceId.Equals(anotherId)) {
-    return false;
-  }
-
-  nsAutoCString deviceType;
-  aDevice->GetType(deviceType);
-  nsAutoCString anotherType;
-  aDeviceAnother->GetType(anotherType);
-  if (!deviceType.Equals(anotherType)) {
-    return false;
-  }
-
-  return true;
-}
-
-static nsresult
-ConvertURLArrayHelper(const nsTArray<nsString>& aUrls, nsIArray** aResult)
-{
-  if (!aResult) {
-    return NS_ERROR_INVALID_POINTER;
-  }
-
-  *aResult = nullptr;
-
-  nsresult rv;
-  nsCOMPtr<nsIMutableArray> urls =
-    do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return rv;
-  }
-
-  for (const auto& url : aUrls) {
-    nsCOMPtr<nsISupportsString> isupportsString =
-      do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID, &rv);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return rv;
-    }
-
-    rv = isupportsString->SetData(url);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return rv;
-    }
-
-    rv = urls->AppendElement(isupportsString, false);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return rv;
-    }
-  }
-
-  urls.forget(aResult);
-  return NS_OK;
-}
-
-/*
- * Implementation of PresentationDeviceRequest
- */
-
-class PresentationDeviceRequest final : public nsIPresentationDeviceRequest
-{
-public:
-  NS_DECL_ISUPPORTS
-  NS_DECL_NSIPRESENTATIONDEVICEREQUEST
-
-  PresentationDeviceRequest(
-              const nsTArray<nsString>& aUrls,
-              const nsAString& aId,
-              const nsAString& aOrigin,
-              uint64_t aWindowId,
-              nsIDOMEventTarget* aEventTarget,
-              nsIPrincipal* aPrincipal,
-              nsIPresentationServiceCallback* aCallback,
-              nsIPresentationTransportBuilderConstructor* aBuilderConstructor);
-
-private:
-  virtual ~PresentationDeviceRequest() = default;
-  nsresult CreateSessionInfo(nsIPresentationDevice* aDevice,
-                             const nsAString& aSelectedRequestUrl);
-
-  nsTArray<nsString> mRequestUrls;
-  nsString mId;
-  nsString mOrigin;
-  uint64_t mWindowId;
-  nsWeakPtr mChromeEventHandler;
-  nsCOMPtr<nsIPrincipal> mPrincipal;
-  nsCOMPtr<nsIPresentationServiceCallback> mCallback;
-  nsCOMPtr<nsIPresentationTransportBuilderConstructor> mBuilderConstructor;
-};
-
-LazyLogModule gPresentationLog("Presentation");
-
-NS_IMPL_ISUPPORTS(PresentationDeviceRequest, nsIPresentationDeviceRequest)
-
-PresentationDeviceRequest::PresentationDeviceRequest(
-               const nsTArray<nsString>& aUrls,
-               const nsAString& aId,
-               const nsAString& aOrigin,
-               uint64_t aWindowId,
-               nsIDOMEventTarget* aEventTarget,
-               nsIPrincipal* aPrincipal,
-               nsIPresentationServiceCallback* aCallback,
-               nsIPresentationTransportBuilderConstructor* aBuilderConstructor)
-  : mRequestUrls(aUrls)
-  , mId(aId)
-  , mOrigin(aOrigin)
-  , mWindowId(aWindowId)
-  , mChromeEventHandler(do_GetWeakReference(aEventTarget))
-  , mPrincipal(aPrincipal)
-  , mCallback(aCallback)
-  , mBuilderConstructor(aBuilderConstructor)
-{
-  MOZ_ASSERT(!mRequestUrls.IsEmpty());
-  MOZ_ASSERT(!mId.IsEmpty());
-  MOZ_ASSERT(!mOrigin.IsEmpty());
-  MOZ_ASSERT(mCallback);
-  MOZ_ASSERT(mBuilderConstructor);
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::GetOrigin(nsAString& aOrigin)
-{
-  aOrigin = mOrigin;
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::GetRequestURLs(nsIArray** aUrls)
-{
-  return ConvertURLArrayHelper(mRequestUrls, aUrls);
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::GetChromeEventHandler(nsIDOMEventTarget** aChromeEventHandler)
-{
-  nsCOMPtr<nsIDOMEventTarget> handler(do_QueryReferent(mChromeEventHandler));
-  handler.forget(aChromeEventHandler);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::GetPrincipal(nsIPrincipal** aPrincipal)
-{
-  nsCOMPtr<nsIPrincipal> principal(mPrincipal);
-  principal.forget(aPrincipal);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::Select(nsIPresentationDevice* aDevice)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  if (NS_WARN_IF(!aDevice)) {
-    MOZ_ASSERT(false, "|aDevice| should noe be null.");
-    mCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-    return NS_ERROR_INVALID_ARG;
-  }
-
-  // Select the most suitable URL for starting the presentation.
-  nsAutoString selectedRequestUrl;
-  for (const auto& url : mRequestUrls) {
-    bool isSupported;
-    if (NS_SUCCEEDED(aDevice->IsRequestedUrlSupported(url, &isSupported)) &&
-        isSupported) {
-      selectedRequestUrl.Assign(url);
-      break;
-    }
-  }
-
-  if (selectedRequestUrl.IsEmpty()) {
-    return mCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
-  }
-
-  if (NS_WARN_IF(NS_FAILED(CreateSessionInfo(aDevice, selectedRequestUrl)))) {
-    return mCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  return mCallback->NotifySuccess(selectedRequestUrl);
-}
-
-nsresult
-PresentationDeviceRequest::CreateSessionInfo(
-                                          nsIPresentationDevice* aDevice,
-                                          const nsAString& aSelectedRequestUrl)
-{
-  nsCOMPtr<nsIPresentationService> service =
-    do_GetService(PRESENTATION_SERVICE_CONTRACTID);
-  if (NS_WARN_IF(!service)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  // Create the controlling session info
-  RefPtr<PresentationSessionInfo> info =
-    static_cast<PresentationService*>(service.get())->
-      CreateControllingSessionInfo(aSelectedRequestUrl, mId, mWindowId);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-  info->SetDevice(aDevice);
-
-  // Establish a control channel. If we failed to do so, the callback is called
-  // with an error message.
-  nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
-  nsresult rv = aDevice->EstablishControlChannel(getter_AddRefs(ctrlChannel));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  // Initialize the session info with the control channel.
-  rv = info->Init(ctrlChannel);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  info->SetTransportBuilderConstructor(mBuilderConstructor);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationDeviceRequest::Cancel(nsresult aReason)
-{
-  return mCallback->NotifyError(aReason);
-}
-
-/*
- * Implementation of PresentationService
- */
-
-NS_IMPL_ISUPPORTS(PresentationService,
-                  nsIPresentationService,
-                  nsIObserver)
-
-PresentationService::PresentationService()
-{
-}
-
-PresentationService::~PresentationService()
-{
-  HandleShutdown();
-}
-
-bool
-PresentationService::Init()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
-  if (NS_WARN_IF(!obs)) {
-    return false;
-  }
-
-  nsresult rv = obs->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-  rv = obs->AddObserver(this, PRESENTATION_DEVICE_CHANGE_TOPIC, false);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-  rv = obs->AddObserver(this, PRESENTATION_SESSION_REQUEST_TOPIC, false);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-  rv = obs->AddObserver(this, PRESENTATION_TERMINATE_REQUEST_TOPIC, false);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-  rv = obs->AddObserver(this, PRESENTATION_RECONNECT_REQUEST_TOPIC, false);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return false;
-  }
-
-  return !NS_WARN_IF(NS_FAILED(rv));
-}
-
-NS_IMETHODIMP
-PresentationService::Observe(nsISupports* aSubject,
-                             const char* aTopic,
-                             const char16_t* aData)
-{
-  if (!strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
-    HandleShutdown();
-    return NS_OK;
-  } else if (!strcmp(aTopic, PRESENTATION_DEVICE_CHANGE_TOPIC)) {
-    // Ignore the "update" case here, since we only care about the arrival and
-    // removal of the device.
-    if (!NS_strcmp(aData, u"add")) {
-      nsCOMPtr<nsIPresentationDevice> device = do_QueryInterface(aSubject);
-      if (NS_WARN_IF(!device)) {
-        return NS_ERROR_FAILURE;
-      }
-
-      return HandleDeviceAdded(device);
-    } else if(!NS_strcmp(aData, u"remove")) {
-      return HandleDeviceRemoved();
-    }
-
-    return NS_OK;
-  } else if (!strcmp(aTopic, PRESENTATION_SESSION_REQUEST_TOPIC)) {
-    nsCOMPtr<nsIPresentationSessionRequest> request(do_QueryInterface(aSubject));
-    if (NS_WARN_IF(!request)) {
-      return NS_ERROR_FAILURE;
-    }
-
-    return HandleSessionRequest(request);
-  } else if (!strcmp(aTopic, PRESENTATION_TERMINATE_REQUEST_TOPIC)) {
-    nsCOMPtr<nsIPresentationTerminateRequest> request(do_QueryInterface(aSubject));
-    if (NS_WARN_IF(!request)) {
-      return NS_ERROR_FAILURE;
-    }
-
-    return HandleTerminateRequest(request);
-  } else if (!strcmp(aTopic, PRESENTATION_RECONNECT_REQUEST_TOPIC)) {
-    nsCOMPtr<nsIPresentationSessionRequest> request(do_QueryInterface(aSubject));
-    if (NS_WARN_IF(!request)) {
-      return NS_ERROR_FAILURE;
-    }
-
-    return HandleReconnectRequest(request);
-  } else if (!strcmp(aTopic, "profile-after-change")) {
-    // It's expected since we add and entry to |kLayoutCategories| in
-    // |nsLayoutModule.cpp| to launch this service earlier.
-    return NS_OK;
-  }
-
-  MOZ_ASSERT(false, "Unexpected topic for PresentationService");
-  return NS_ERROR_UNEXPECTED;
-}
-
-void
-PresentationService::HandleShutdown()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  Shutdown();
-
-  mAvailabilityManager.Clear();
-  mSessionInfoAtController.Clear();
-  mSessionInfoAtReceiver.Clear();
-
-  nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
-  if (obs) {
-    obs->RemoveObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID);
-    obs->RemoveObserver(this, PRESENTATION_DEVICE_CHANGE_TOPIC);
-    obs->RemoveObserver(this, PRESENTATION_SESSION_REQUEST_TOPIC);
-    obs->RemoveObserver(this, PRESENTATION_TERMINATE_REQUEST_TOPIC);
-    obs->RemoveObserver(this, PRESENTATION_RECONNECT_REQUEST_TOPIC);
-  }
-}
-
-nsresult
-PresentationService::HandleDeviceAdded(nsIPresentationDevice* aDevice)
-{
-  PRES_DEBUG("%s\n", __func__);
-  if (!aDevice) {
-    MOZ_ASSERT(false, "aDevice shoud no be null.");
-    return NS_ERROR_INVALID_ARG;
-  }
-
-  // Query for only unavailable URLs while device added.
-  nsTArray<nsString> unavailableUrls;
-  mAvailabilityManager.GetAvailbilityUrlByAvailability(unavailableUrls, false);
-
-  nsTArray<nsString> supportedAvailabilityUrl;
-  for (const auto& url : unavailableUrls) {
-     bool isSupported;
-    if (NS_SUCCEEDED(aDevice->IsRequestedUrlSupported(url, &isSupported)) &&
-        isSupported) {
-      supportedAvailabilityUrl.AppendElement(url);
-    }
-  }
-
-  if (!supportedAvailabilityUrl.IsEmpty()) {
-    return mAvailabilityManager.DoNotifyAvailableChange(supportedAvailabilityUrl,
-                                                        true);
-  }
-
-  return NS_OK;
-}
-
-nsresult
-PresentationService::HandleDeviceRemoved()
-{
-  PRES_DEBUG("%s\n", __func__);
-
-  // Query for only available URLs while device removed.
-  nsTArray<nsString> availabilityUrls;
-  mAvailabilityManager.GetAvailbilityUrlByAvailability(availabilityUrls, true);
-
-  return UpdateAvailabilityUrlChange(availabilityUrls);
-}
-
-nsresult
-PresentationService::UpdateAvailabilityUrlChange(
-                                   const nsTArray<nsString>& aAvailabilityUrls)
-{
-  nsCOMPtr<nsIPresentationDeviceManager> deviceManager =
-    do_GetService(PRESENTATION_DEVICE_MANAGER_CONTRACTID);
-  if (NS_WARN_IF(!deviceManager)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  nsCOMPtr<nsIArray> devices;
-  nsresult rv = deviceManager->GetAvailableDevices(nullptr,
-                                                   getter_AddRefs(devices));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return rv;
-  }
-
-  uint32_t numOfDevices;
-  devices->GetLength(&numOfDevices);
-
-  nsTArray<nsString> supportedAvailabilityUrl;
-  for (const auto& url : aAvailabilityUrls) {
-    for (uint32_t i = 0; i < numOfDevices; ++i) {
-      nsCOMPtr<nsIPresentationDevice> device = do_QueryElementAt(devices, i);
-      if (device) {
-        bool isSupported;
-        if (NS_SUCCEEDED(device->IsRequestedUrlSupported(url, &isSupported)) &&
-            isSupported) {
-          supportedAvailabilityUrl.AppendElement(url);
-          break;
-        }
-      }
-    }
-  }
-
-  if (supportedAvailabilityUrl.IsEmpty()) {
-    return mAvailabilityManager.DoNotifyAvailableChange(aAvailabilityUrls,
-                                                        false);
-  }
-
-  return mAvailabilityManager.DoNotifyAvailableChange(supportedAvailabilityUrl,
-                                                      true);
-}
-
-nsresult
-PresentationService::HandleSessionRequest(nsIPresentationSessionRequest* aRequest)
-{
-  nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
-  nsresult rv = aRequest->GetControlChannel(getter_AddRefs(ctrlChannel));
-  if (NS_WARN_IF(NS_FAILED(rv) || !ctrlChannel)) {
-    return rv;
-  }
-
-  nsAutoString url;
-  rv = aRequest->GetUrl(url);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  nsAutoString sessionId;
-  rv = aRequest->GetPresentationId(sessionId);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  nsCOMPtr<nsIPresentationDevice> device;
-  rv = aRequest->GetDevice(getter_AddRefs(device));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  // Create or reuse session info.
-  RefPtr<PresentationSessionInfo> info =
-    GetSessionInfo(sessionId, nsIPresentationService::ROLE_RECEIVER);
-
-  // This is the case for reconnecting a session.
-  // Update the control channel and device of the session info.
-  // Call |NotifyResponderReady| to indicate the receiver page is already there.
-  if (info) {
-    PRES_DEBUG("handle reconnection:id[%s]\n",
-               NS_ConvertUTF16toUTF8(sessionId).get());
-
-    info->SetControlChannel(ctrlChannel);
-    info->SetDevice(device);
-    return static_cast<PresentationPresentingInfo*>(
-      info.get())->DoReconnect();
-  }
-
-  // This is the case for a new session.
-  PRES_DEBUG("handle new session:url[%d], id[%s]\n",
-             NS_ConvertUTF16toUTF8(url).get(),
-             NS_ConvertUTF16toUTF8(sessionId).get());
-
-  info = new PresentationPresentingInfo(url, sessionId, device);
-  rv = info->Init(ctrlChannel);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  mSessionInfoAtReceiver.Put(sessionId, info);
-
-  // Notify the receiver to launch.
-  nsCOMPtr<nsIPresentationRequestUIGlue> glue =
-    do_CreateInstance(PRESENTATION_REQUEST_UI_GLUE_CONTRACTID);
-  if (NS_WARN_IF(!glue)) {
-    ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
-    return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-  nsCOMPtr<nsISupports> promise;
-  rv = glue->SendRequest(url, sessionId, device, getter_AddRefs(promise));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return info->ReplyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-  nsCOMPtr<Promise> realPromise = do_QueryInterface(promise);
-  static_cast<PresentationPresentingInfo*>(info.get())->SetPromise(realPromise);
-
-  return NS_OK;
-}
-
-nsresult
-PresentationService::HandleTerminateRequest(nsIPresentationTerminateRequest* aRequest)
-{
-  nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
-  nsresult rv = aRequest->GetControlChannel(getter_AddRefs(ctrlChannel));
-  if (NS_WARN_IF(NS_FAILED(rv) || !ctrlChannel)) {
-    return rv;
-  }
-
-  nsAutoString sessionId;
-  rv = aRequest->GetPresentationId(sessionId);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  nsCOMPtr<nsIPresentationDevice> device;
-  rv = aRequest->GetDevice(getter_AddRefs(device));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  bool isFromReceiver;
-  rv = aRequest->GetIsFromReceiver(&isFromReceiver);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  RefPtr<PresentationSessionInfo> info;
-  if (!isFromReceiver) {
-    info = GetSessionInfo(sessionId, nsIPresentationService::ROLE_RECEIVER);
-  } else {
-    info = GetSessionInfo(sessionId, nsIPresentationService::ROLE_CONTROLLER);
-  }
-  if (NS_WARN_IF(!info)) {
-    // Cannot terminate non-existed session.
-    ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
-    return NS_ERROR_DOM_ABORT_ERR;
-  }
-
-  // Check if terminate request comes from known device.
-  RefPtr<nsIPresentationDevice> knownDevice = info->GetDevice();
-  if (NS_WARN_IF(!IsSameDevice(device, knownDevice))) {
-    ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
-    return NS_ERROR_DOM_ABORT_ERR;
-  }
-
-  PRES_DEBUG("handle termination:id[%s], receiver[%d]\n", __func__,
-             sessionId.get(), isFromReceiver);
-
-  return info->OnTerminate(ctrlChannel);
-}
-
-nsresult
-PresentationService::HandleReconnectRequest(nsIPresentationSessionRequest* aRequest)
-{
-  nsCOMPtr<nsIPresentationControlChannel> ctrlChannel;
-  nsresult rv = aRequest->GetControlChannel(getter_AddRefs(ctrlChannel));
-  if (NS_WARN_IF(NS_FAILED(rv) || !ctrlChannel)) {
-    return rv;
-  }
-
-  nsAutoString sessionId;
-  rv = aRequest->GetPresentationId(sessionId);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  uint64_t windowId;
-  rv = GetWindowIdBySessionIdInternal(sessionId,
-                                      nsIPresentationService::ROLE_RECEIVER,
-                                      &windowId);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  RefPtr<PresentationSessionInfo> info =
-    GetSessionInfo(sessionId, nsIPresentationService::ROLE_RECEIVER);
-  if (NS_WARN_IF(!info)) {
-    // Cannot reconnect non-existed session
-    ctrlChannel->Disconnect(NS_ERROR_DOM_OPERATION_ERR);
-    return NS_ERROR_DOM_ABORT_ERR;
-  }
-
-  nsAutoString url;
-  rv = aRequest->GetUrl(url);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  // Make sure the url is the same as the previous one.
-  if (NS_WARN_IF(!info->GetUrl().Equals(url))) {
-    ctrlChannel->Disconnect(rv);
-    return rv;
-  }
-
-  return HandleSessionRequest(aRequest);
-}
-
-NS_IMETHODIMP
-PresentationService::StartSession(
-               const nsTArray<nsString>& aUrls,
-               const nsAString& aSessionId,
-               const nsAString& aOrigin,
-               const nsAString& aDeviceId,
-               uint64_t aWindowId,
-               nsIDOMEventTarget* aEventTarget,
-               nsIPrincipal* aPrincipal,
-               nsIPresentationServiceCallback* aCallback,
-               nsIPresentationTransportBuilderConstructor* aBuilderConstructor)
-{
-  PRES_DEBUG("%s:id[%s]\n", __func__, NS_ConvertUTF16toUTF8(aSessionId).get());
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(aCallback);
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(!aUrls.IsEmpty());
-
-  nsCOMPtr<nsIPresentationDeviceRequest> request =
-    new PresentationDeviceRequest(aUrls,
-                                  aSessionId,
-                                  aOrigin,
-                                  aWindowId,
-                                  aEventTarget,
-                                  aPrincipal,
-                                  aCallback,
-                                  aBuilderConstructor);
-
-  if (aDeviceId.IsVoid()) {
-    // Pop up a prompt and ask user to select a device.
-    nsCOMPtr<nsIPresentationDevicePrompt> prompt =
-      do_GetService(PRESENTATION_DEVICE_PROMPT_CONTRACTID);
-    if (NS_WARN_IF(!prompt)) {
-      return aCallback->NotifyError(NS_ERROR_DOM_INVALID_ACCESS_ERR);
-    }
-
-    nsresult rv = prompt->PromptDeviceSelection(request);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-    }
-
-    return NS_OK;
-  }
-
-  // Find the designated device from available device list.
-  nsCOMPtr<nsIPresentationDeviceManager> deviceManager =
-    do_GetService(PRESENTATION_DEVICE_MANAGER_CONTRACTID);
-  if (NS_WARN_IF(!deviceManager)) {
-    return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  nsCOMPtr<nsIArray> presentationUrls;
-  if (NS_WARN_IF(NS_FAILED(
-    ConvertURLArrayHelper(aUrls, getter_AddRefs(presentationUrls))))) {
-    return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  nsCOMPtr<nsIArray> devices;
-  nsresult rv = deviceManager->GetAvailableDevices(presentationUrls, getter_AddRefs(devices));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  nsCOMPtr<nsISimpleEnumerator> enumerator;
-  rv = devices->Enumerate(getter_AddRefs(enumerator));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return aCallback->NotifyError(NS_ERROR_DOM_OPERATION_ERR);
-  }
-
-  NS_ConvertUTF16toUTF8 utf8DeviceId(aDeviceId);
-  bool hasMore;
-  while (NS_SUCCEEDED(enumerator->HasMoreElements(&hasMore)) && hasMore) {
-    nsCOMPtr<nsISupports> isupports;
-    rv = enumerator->GetNext(getter_AddRefs(isupports));
-
-    nsCOMPtr<nsIPresentationDevice> device(do_QueryInterface(isupports));
-    MOZ_ASSERT(device);
-
-    nsAutoCString id;
-    if (NS_SUCCEEDED(device->GetId(id)) && id.Equals(utf8DeviceId)) {
-      request->Select(device);
-      return NS_OK;
-    }
-  }
-
-  // Reject if designated device is not available.
-  return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
-}
-
-already_AddRefed<PresentationSessionInfo>
-PresentationService::CreateControllingSessionInfo(const nsAString& aUrl,
-                                                  const nsAString& aSessionId,
-                                                  uint64_t aWindowId)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  if (aSessionId.IsEmpty()) {
-    return nullptr;
-  }
-
-  RefPtr<PresentationSessionInfo> info =
-    new PresentationControllingInfo(aUrl, aSessionId);
-
-  mSessionInfoAtController.Put(aSessionId, info);
-  AddRespondingSessionId(aWindowId,
-                         aSessionId,
-                         nsIPresentationService::ROLE_CONTROLLER);
-  return info.forget();
-}
-
-NS_IMETHODIMP
-PresentationService::SendSessionMessage(const nsAString& aSessionId,
-                                        uint8_t aRole,
-                                        const nsAString& aData)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aData.IsEmpty());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->Send(aData);
-}
-
-NS_IMETHODIMP
-PresentationService::SendSessionBinaryMsg(const nsAString& aSessionId,
-                                          uint8_t aRole,
-                                          const nsACString &aData)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aData.IsEmpty());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->SendBinaryMsg(aData);
-}
-
-NS_IMETHODIMP
-PresentationService::SendSessionBlob(const nsAString& aSessionId,
-                                     uint8_t aRole,
-                                     nsIDOMBlob* aBlob)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-  MOZ_ASSERT(aBlob);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->SendBlob(aBlob);
-}
-
-NS_IMETHODIMP
-PresentationService::CloseSession(const nsAString& aSessionId,
-                                  uint8_t aRole,
-                                  uint8_t aClosedReason)
-{
-  PRES_DEBUG("%s:id[%s], reason[%x], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aClosedReason, aRole);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  if (aClosedReason == nsIPresentationService::CLOSED_REASON_WENTAWAY) {
-    // Remove nsIPresentationSessionListener since we don't want to dispatch
-    // PresentationConnectionCloseEvent if the page is went away.
-    info->SetListener(nullptr);
-  }
-
-  return info->Close(NS_OK, nsIPresentationSessionListener::STATE_CLOSED);
-}
-
-NS_IMETHODIMP
-PresentationService::TerminateSession(const nsAString& aSessionId,
-                                      uint8_t aRole)
-{
-  PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->Close(NS_OK, nsIPresentationSessionListener::STATE_TERMINATED);
-}
-
-NS_IMETHODIMP
-PresentationService::ReconnectSession(const nsTArray<nsString>& aUrls,
-                                      const nsAString& aSessionId,
-                                      uint8_t aRole,
-                                      nsIPresentationServiceCallback* aCallback)
-{
-  PRES_DEBUG("%s:id[%s]\n", __func__, NS_ConvertUTF16toUTF8(aSessionId).get());
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aCallback);
-  MOZ_ASSERT(!aUrls.IsEmpty());
-
-  if (aRole != nsIPresentationService::ROLE_CONTROLLER) {
-    MOZ_ASSERT(false, "Only controller can call ReconnectSession.");
-    return NS_ERROR_INVALID_ARG;
-  }
-
-  if (NS_WARN_IF(!aCallback)) {
-    return NS_ERROR_INVALID_ARG;
-  }
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
-  }
-
-  if (NS_WARN_IF(!aUrls.Contains(info->GetUrl()))) {
-    return aCallback->NotifyError(NS_ERROR_DOM_NOT_FOUND_ERR);
-  }
-
-  return static_cast<PresentationControllingInfo*>(info.get())->Reconnect(aCallback);
-}
-
-NS_IMETHODIMP
-PresentationService::BuildTransport(const nsAString& aSessionId,
-                                    uint8_t aRole)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-
-  if (aRole != nsIPresentationService::ROLE_CONTROLLER) {
-    MOZ_ASSERT(false, "Only controller can call BuildTransport.");
-    return NS_ERROR_INVALID_ARG;
-  }
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return static_cast<PresentationControllingInfo*>(info.get())->BuildTransport();
-}
-
-NS_IMETHODIMP
-PresentationService::RegisterAvailabilityListener(
-                                const nsTArray<nsString>& aAvailabilityUrls,
-                                nsIPresentationAvailabilityListener* aListener)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aAvailabilityUrls.IsEmpty());
-  MOZ_ASSERT(aListener);
-
-  mAvailabilityManager.AddAvailabilityListener(aAvailabilityUrls, aListener);
-  return UpdateAvailabilityUrlChange(aAvailabilityUrls);
-}
-
-NS_IMETHODIMP
-PresentationService::UnregisterAvailabilityListener(
-                                const nsTArray<nsString>& aAvailabilityUrls,
-                                nsIPresentationAvailabilityListener* aListener)
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  mAvailabilityManager.RemoveAvailabilityListener(aAvailabilityUrls, aListener);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationService::RegisterSessionListener(const nsAString& aSessionId,
-                                             uint8_t aRole,
-                                             nsIPresentationSessionListener* aListener)
-{
-  PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(aListener);
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    // Notify the listener of TERMINATED since no correspondent session info is
-    // available possibly due to establishment failure. This would be useful at
-    // the receiver side, since a presentation session is created at beginning
-    // and here is the place to realize the underlying establishment fails.
-    nsresult rv = aListener->NotifyStateChange(aSessionId,
-                                               nsIPresentationSessionListener::STATE_TERMINATED,
-                                               NS_ERROR_NOT_AVAILABLE);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return rv;
-    }
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->SetListener(aListener);
-}
-
-NS_IMETHODIMP
-PresentationService::UnregisterSessionListener(const nsAString& aSessionId,
-                                               uint8_t aRole)
-{
-  PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (info) {
-    // When content side decide not handling this session anymore, simply
-    // close the connection. Session info is kept for reconnection.
-    Unused << NS_WARN_IF(NS_FAILED(info->Close(NS_OK, nsIPresentationSessionListener::STATE_CLOSED)));
-    return info->SetListener(nullptr);
-  }
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationService::RegisterRespondingListener(
-  uint64_t aWindowId,
-  nsIPresentationRespondingListener* aListener)
-{
-  PRES_DEBUG("%s:windowId[%lld]\n", __func__, aWindowId);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(aListener);
-
-  nsCOMPtr<nsIPresentationRespondingListener> listener;
-  if (mRespondingListeners.Get(aWindowId, getter_AddRefs(listener))) {
-    return (listener == aListener) ? NS_OK : NS_ERROR_DOM_INVALID_STATE_ERR;
-  }
-
-  nsTArray<nsString> sessionIdArray;
-  nsresult rv = mReceiverSessionIdManager.GetSessionIds(aWindowId,
-                                                        sessionIdArray);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return rv;
-  }
-
-  for (const auto& id : sessionIdArray) {
-    aListener->NotifySessionConnect(aWindowId, id);
-  }
-
-  mRespondingListeners.Put(aWindowId, aListener);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationService::UnregisterRespondingListener(uint64_t aWindowId)
-{
-  PRES_DEBUG("%s:windowId[%lld]\n", __func__, aWindowId);
-
-  MOZ_ASSERT(NS_IsMainThread());
-
-  mRespondingListeners.Remove(aWindowId);
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationService::NotifyReceiverReady(
-               const nsAString& aSessionId,
-               uint64_t aWindowId,
-               bool aIsLoading,
-               nsIPresentationTransportBuilderConstructor* aBuilderConstructor)
-{
-  PRES_DEBUG("%s:id[%s], windowId[%lld], loading[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aWindowId, aIsLoading);
-
-  RefPtr<PresentationSessionInfo> info =
-    GetSessionInfo(aSessionId, nsIPresentationService::ROLE_RECEIVER);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  AddRespondingSessionId(aWindowId,
-                         aSessionId,
-                         nsIPresentationService::ROLE_RECEIVER);
-
-  if (!aIsLoading) {
-    return static_cast<PresentationPresentingInfo*>(
-      info.get())->NotifyResponderFailure();
-  }
-
-  nsCOMPtr<nsIPresentationRespondingListener> listener;
-  if (mRespondingListeners.Get(aWindowId, getter_AddRefs(listener))) {
-    nsresult rv = listener->NotifySessionConnect(aWindowId, aSessionId);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return rv;
-    }
-  }
-
-  info->SetTransportBuilderConstructor(aBuilderConstructor);
-  return static_cast<PresentationPresentingInfo*>(info.get())->NotifyResponderReady();
-}
-
-nsresult
-PresentationService::NotifyTransportClosed(const nsAString& aSessionId,
-                                           uint8_t aRole,
-                                           nsresult aReason)
-{
-  PRES_DEBUG("%s:id[%s], reason[%x], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aReason, aRole);
-
-  MOZ_ASSERT(NS_IsMainThread());
-  MOZ_ASSERT(!aSessionId.IsEmpty());
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return NS_ERROR_NOT_AVAILABLE;
-  }
-
-  return info->NotifyTransportClosed(aReason);
-}
-
-NS_IMETHODIMP
-PresentationService::UntrackSessionInfo(const nsAString& aSessionId,
-                                        uint8_t aRole)
-{
-  PRES_DEBUG("%s:id[%s], role[%d]\n", __func__,
-             NS_ConvertUTF16toUTF8(aSessionId).get(), aRole);
-
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-  // Remove the session info.
-  if (nsIPresentationService::ROLE_CONTROLLER == aRole) {
-    mSessionInfoAtController.Remove(aSessionId);
-  } else {
-    // Terminate receiver page.
-    uint64_t windowId;
-    nsresult rv = GetWindowIdBySessionIdInternal(aSessionId, aRole, &windowId);
-    if (NS_SUCCEEDED(rv)) {
-      NS_DispatchToMainThread(NS_NewRunnableFunction([windowId]() -> void {
-        PRES_DEBUG("Attempt to close window[%d]\n", windowId);
-
-        if (auto* window = nsGlobalWindow::GetInnerWindowWithId(windowId)) {
-          window->Close();
-        }
-      }));
-    }
-
-    mSessionInfoAtReceiver.Remove(aSessionId);
-  }
-
-  // Remove the in-process responding info if there's still any.
-  RemoveRespondingSessionId(aSessionId, aRole);
-
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-PresentationService::GetWindowIdBySessionId(const nsAString& aSessionId,
-                                            uint8_t aRole,
-                                            uint64_t* aWindowId)
-{
-  return GetWindowIdBySessionIdInternal(aSessionId, aRole, aWindowId);
-}
-
-NS_IMETHODIMP
-PresentationService::UpdateWindowIdBySessionId(const nsAString& aSessionId,
-                                               uint8_t aRole,
-                                               const uint64_t aWindowId)
-{
-  return UpdateWindowIdBySessionIdInternal(aSessionId, aRole, aWindowId);
-}
-
-bool
-PresentationService::IsSessionAccessible(const nsAString& aSessionId,
-                                         const uint8_t aRole,
-                                         base::ProcessId aProcessId)
-{
-  MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
-             aRole == nsIPresentationService::ROLE_RECEIVER);
-  RefPtr<PresentationSessionInfo> info = GetSessionInfo(aSessionId, aRole);
-  if (NS_WARN_IF(!info)) {
-    return false;
-  }
-  return info->IsAccessible(aProcessId);
-}
-
-} // namespace dom
-} // namespace mozilla
-
-already_AddRefed<nsIPresentationService>
-NS_CreatePresentationService()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  nsCOMPtr<nsIPresentationService> service;
-  if (XRE_GetProcessType() == GeckoProcessType_Content) {
-    service = new mozilla::dom::PresentationIPCService();
-  } else {
-    service = new PresentationService();
-    if (NS_WARN_IF(!static_cast<PresentationService*>(service.get())->Init())) {
-      return nullptr;
-    }
-  }
-
-  return service.forget();
-}