From 1124fb525bf7b8341170d886b8de070e20323efd Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@gmail.com>
Date: Sun, 13 May 2018 22:46:04 +0200
Subject: Remove other gonk widget conditionals and unused files.

Tag #288.
---
 dom/speakermanager/SpeakerManager.cpp             | 217 ---------------------
 dom/speakermanager/SpeakerManager.h               |  66 -------
 dom/speakermanager/SpeakerManagerService.cpp      | 224 ----------------------
 dom/speakermanager/SpeakerManagerService.h        |  79 --------
 dom/speakermanager/SpeakerManagerServiceChild.cpp | 121 ------------
 dom/speakermanager/SpeakerManagerServiceChild.h   |  44 -----
 dom/speakermanager/moz.build                      |  23 ---
 dom/speakermanager/tests/mochitest.ini            |   3 -
 dom/speakermanager/tests/test_speakermanager.html |  53 -----
 9 files changed, 830 deletions(-)
 delete mode 100644 dom/speakermanager/SpeakerManager.cpp
 delete mode 100644 dom/speakermanager/SpeakerManager.h
 delete mode 100644 dom/speakermanager/SpeakerManagerService.cpp
 delete mode 100644 dom/speakermanager/SpeakerManagerService.h
 delete mode 100644 dom/speakermanager/SpeakerManagerServiceChild.cpp
 delete mode 100644 dom/speakermanager/SpeakerManagerServiceChild.h
 delete mode 100644 dom/speakermanager/moz.build
 delete mode 100644 dom/speakermanager/tests/mochitest.ini
 delete mode 100644 dom/speakermanager/tests/test_speakermanager.html

(limited to 'dom/speakermanager')

diff --git a/dom/speakermanager/SpeakerManager.cpp b/dom/speakermanager/SpeakerManager.cpp
deleted file mode 100644
index 2b30fa72c..000000000
--- a/dom/speakermanager/SpeakerManager.cpp
+++ /dev/null
@@ -1,217 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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 "SpeakerManager.h"
-
-#include "mozilla/Services.h"
-
-#include "mozilla/dom/Event.h"
-
-#include "AudioChannelService.h"
-#include "nsIDocShell.h"
-#include "nsIDOMClassInfo.h"
-#include "nsIDOMEventListener.h"
-#include "nsIInterfaceRequestorUtils.h"
-#include "nsIPermissionManager.h"
-#include "SpeakerManagerService.h"
-
-namespace mozilla {
-namespace dom {
-
-NS_IMPL_QUERY_INTERFACE_INHERITED(SpeakerManager, DOMEventTargetHelper,
-                                  nsIDOMEventListener)
-NS_IMPL_ADDREF_INHERITED(SpeakerManager, DOMEventTargetHelper)
-NS_IMPL_RELEASE_INHERITED(SpeakerManager, DOMEventTargetHelper)
-
-SpeakerManager::SpeakerManager()
-  : mForcespeaker(false)
-  , mVisible(false)
-{
-  SpeakerManagerService *service =
-    SpeakerManagerService::GetOrCreateSpeakerManagerService();
-  MOZ_ASSERT(service);
-  service->RegisterSpeakerManager(this);
-}
-
-SpeakerManager::~SpeakerManager()
-{
-  SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService();
-  MOZ_ASSERT(service);
-
-  service->UnRegisterSpeakerManager(this);
-  nsCOMPtr<EventTarget> target = do_QueryInterface(GetOwner());
-  NS_ENSURE_TRUE_VOID(target);
-
-  target->RemoveSystemEventListener(NS_LITERAL_STRING("visibilitychange"),
-                                    this,
-                                    /* useCapture = */ true);
-}
-
-bool
-SpeakerManager::Speakerforced()
-{
-  // If a background app calls forcespeaker=true that doesn't change anything.
-  // 'speakerforced' remains false everywhere.
-  if (mForcespeaker && !mVisible) {
-    return false;
-  }
-  SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService();
-  MOZ_ASSERT(service);
-  return service->GetSpeakerStatus();
-
-}
-
-bool
-SpeakerManager::Forcespeaker()
-{
-  return mForcespeaker;
-}
-
-void
-SpeakerManager::SetForcespeaker(bool aEnable)
-{
-  SpeakerManagerService *service = SpeakerManagerService::GetOrCreateSpeakerManagerService();
-  MOZ_ASSERT(service);
-
-  service->ForceSpeaker(aEnable, mVisible);
-  mForcespeaker = aEnable;
-}
-
-void
-SpeakerManager::DispatchSimpleEvent(const nsAString& aStr)
-{
-  MOZ_ASSERT(NS_IsMainThread(), "Not running on main thread");
-  nsresult rv = CheckInnerWindowCorrectness();
-  if (NS_FAILED(rv)) {
-    return;
-  }
-
-  RefPtr<Event> event = NS_NewDOMEvent(this, nullptr, nullptr);
-  event->InitEvent(aStr, false, false);
-  event->SetTrusted(true);
-
-  rv = DispatchDOMEvent(nullptr, event, nullptr, nullptr);
-  if (NS_FAILED(rv)) {
-    NS_ERROR("Failed to dispatch the event!!!");
-    return;
-  }
-}
-
-void
-SpeakerManager::Init(nsPIDOMWindowInner* aWindow)
-{
-  BindToOwner(aWindow);
-
-  nsCOMPtr<nsIDocShell> docshell = GetOwner()->GetDocShell();
-  NS_ENSURE_TRUE_VOID(docshell);
-  docshell->GetIsActive(&mVisible);
-
-  nsCOMPtr<nsIDOMEventTarget> target = do_QueryInterface(GetOwner());
-  NS_ENSURE_TRUE_VOID(target);
-
-  target->AddSystemEventListener(NS_LITERAL_STRING("visibilitychange"),
-                                 this,
-                                 /* useCapture = */ true,
-                                 /* wantsUntrusted = */ false);
-}
-
-nsPIDOMWindowInner*
-SpeakerManager::GetParentObject() const
-{
-  return GetOwner();
-}
-
-/* static */ already_AddRefed<SpeakerManager>
-SpeakerManager::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)
-{
-  nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aGlobal.GetAsSupports());
-  if (!sgo) {
-    aRv.Throw(NS_ERROR_FAILURE);
-    return nullptr;
-  }
-
-  nsCOMPtr<nsPIDOMWindowInner> ownerWindow = do_QueryInterface(aGlobal.GetAsSupports());
-  if (!ownerWindow) {
-    aRv.Throw(NS_ERROR_FAILURE);
-    return nullptr;
-  }
-
-  nsCOMPtr<nsIPermissionManager> permMgr = services::GetPermissionManager();
-  NS_ENSURE_TRUE(permMgr, nullptr);
-
-  uint32_t permission = nsIPermissionManager::DENY_ACTION;
-  nsresult rv =
-    permMgr->TestPermissionFromWindow(ownerWindow, "speaker-control",
-                                      &permission);
-  NS_ENSURE_SUCCESS(rv, nullptr);
-
-  if (permission != nsIPermissionManager::ALLOW_ACTION) {
-    aRv.Throw(NS_ERROR_DOM_SECURITY_ERR);
-    return nullptr;
-  }
-
-  RefPtr<SpeakerManager> object = new SpeakerManager();
-  object->Init(ownerWindow);
-  return object.forget();
-}
-
-JSObject*
-SpeakerManager::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
-{
-  return MozSpeakerManagerBinding::Wrap(aCx, this, aGivenProto);
-}
-
-NS_IMETHODIMP
-SpeakerManager::HandleEvent(nsIDOMEvent* aEvent)
-{
-  nsAutoString type;
-  aEvent->GetType(type);
-
-  if (!type.EqualsLiteral("visibilitychange")) {
-    return NS_ERROR_FAILURE;
-  }
-
-  nsCOMPtr<nsIDocShell> docshell = do_GetInterface(GetOwner());
-  NS_ENSURE_TRUE(docshell, NS_ERROR_FAILURE);
-  docshell->GetIsActive(&mVisible);
-
-  // If an app that has called forcespeaker=true is switched
-  // from the background to the foreground 'speakerforced'
-  // switches to true in all apps. I.e. the app doesn't have to
-  // call forcespeaker=true again when it comes into foreground.
-  SpeakerManagerService *service =
-    SpeakerManagerService::GetOrCreateSpeakerManagerService();
-  MOZ_ASSERT(service);
-
-  if (mVisible && mForcespeaker) {
-    service->ForceSpeaker(mForcespeaker, mVisible);
-  }
-  // If an application that has called forcespeaker=true, but no audio is
-  // currently playing in the app itself, if application switch to
-  // the background, we switch 'speakerforced' to false.
-  if (!mVisible && mForcespeaker) {
-    RefPtr<AudioChannelService> audioChannelService =
-      AudioChannelService::GetOrCreate();
-    if (audioChannelService && !audioChannelService->AnyAudioChannelIsActive()) {
-      service->ForceSpeaker(false, mVisible);
-    }
-  }
-  return NS_OK;
-}
-
-void
-SpeakerManager::SetAudioChannelActive(bool isActive)
-{
-  if (mForcespeaker) {
-    SpeakerManagerService *service =
-      SpeakerManagerService::GetOrCreateSpeakerManagerService();
-    MOZ_ASSERT(service);
-    service->ForceSpeaker(isActive, mVisible);
-  }
-}
-
-} // namespace dom
-} // namespace mozilla
diff --git a/dom/speakermanager/SpeakerManager.h b/dom/speakermanager/SpeakerManager.h
deleted file mode 100644
index bf084dfd9..000000000
--- a/dom/speakermanager/SpeakerManager.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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/. */
-
-#ifndef mozilla_dom_SpeakerManager_h
-#define mozilla_dom_SpeakerManager_h
-
-#include "mozilla/DOMEventTargetHelper.h"
-#include "mozilla/dom/MozSpeakerManagerBinding.h"
-
-namespace mozilla {
-namespace dom {
-/* This class is used for UA to control devices's speaker status.
- * After UA set the speaker status, the UA should handle the
- * forcespeakerchange event and change the speaker status in UI.
- * The device's speaker status would set back to normal when UA close the application.
- */
-class SpeakerManager final
-  : public DOMEventTargetHelper
-  , public nsIDOMEventListener
-{
-  friend class SpeakerManagerService;
-  friend class SpeakerManagerServiceChild;
-
-  NS_DECL_ISUPPORTS_INHERITED
-  NS_DECL_NSIDOMEVENTLISTENER
-
-public:
-  void Init(nsPIDOMWindowInner* aWindow);
-
-  nsPIDOMWindowInner* GetParentObject() const;
-
-  virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
-  /**
-   * WebIDL Interface
-   */
-  // Get this api's force speaker setting.
-  bool Forcespeaker();
-  // Force acoustic sound go through speaker. Don't force to speaker if application
-  // stay in the background and re-force when application
-  // go to foreground
-  void SetForcespeaker(bool aEnable);
-  // Get the device's speaker forced setting.
-  bool Speakerforced();
-
-  void SetAudioChannelActive(bool aIsActive);
-  IMPL_EVENT_HANDLER(speakerforcedchange)
-
-  static already_AddRefed<SpeakerManager>
-  Constructor(const GlobalObject& aGlobal, ErrorResult& aRv);
-
-protected:
-  SpeakerManager();
-  ~SpeakerManager();
-  void DispatchSimpleEvent(const nsAString& aStr);
-  // This api's force speaker setting
-  bool mForcespeaker;
-  bool mVisible;
-};
-
-} // namespace dom
-} // namespace mozilla
-
-#endif // mozilla_dom_SpeakerManager_h
diff --git a/dom/speakermanager/SpeakerManagerService.cpp b/dom/speakermanager/SpeakerManagerService.cpp
deleted file mode 100644
index a444f7163..000000000
--- a/dom/speakermanager/SpeakerManagerService.cpp
+++ /dev/null
@@ -1,224 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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 "SpeakerManagerService.h"
-#include "SpeakerManagerServiceChild.h"
-#include "mozilla/Services.h"
-#include "mozilla/StaticPtr.h"
-#include "mozilla/Unused.h"
-#include "mozilla/dom/ContentParent.h"
-#include "nsIPropertyBag2.h"
-#include "nsThreadUtils.h"
-#include "nsServiceManagerUtils.h"
-#include "AudioChannelService.h"
-#include <cutils/properties.h>
-
-#define NS_AUDIOMANAGER_CONTRACTID "@mozilla.org/telephony/audiomanager;1"
-#include "nsIAudioManager.h"
-
-using namespace mozilla;
-using namespace mozilla::dom;
-
-StaticRefPtr<SpeakerManagerService> gSpeakerManagerService;
-
-// static
-SpeakerManagerService*
-SpeakerManagerService::GetOrCreateSpeakerManagerService()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  if (!XRE_IsParentProcess()) {
-    return SpeakerManagerServiceChild::GetOrCreateSpeakerManagerService();
-  }
-
-  // If we already exist, exit early
-  if (gSpeakerManagerService) {
-    return gSpeakerManagerService;
-  }
-
-  // Create new instance, register, return
-  RefPtr<SpeakerManagerService> service = new SpeakerManagerService();
-
-  gSpeakerManagerService = service;
-
-  return gSpeakerManagerService;
-}
-
-SpeakerManagerService*
-SpeakerManagerService::GetSpeakerManagerService()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  if (!XRE_IsParentProcess()) {
-    return SpeakerManagerServiceChild::GetSpeakerManagerService();
-  }
-
-  return gSpeakerManagerService;
-}
-
-void
-SpeakerManagerService::Shutdown()
-{
-  if (!XRE_IsParentProcess()) {
-    return SpeakerManagerServiceChild::Shutdown();
-  }
-
-  if (gSpeakerManagerService) {
-    gSpeakerManagerService = nullptr;
-  }
-}
-
-NS_IMPL_ISUPPORTS(SpeakerManagerService, nsIObserver)
-
-void
-SpeakerManagerService::ForceSpeaker(bool aEnable, uint64_t aChildId)
-{
-  TurnOnSpeaker(aEnable);
-  if (aEnable) {
-    mSpeakerStatusSet.Put(aChildId);
-  }
-  Notify();
-  return;
-}
-
-void
-SpeakerManagerService::ForceSpeaker(bool aEnable, bool aVisible)
-{
-  // b2g main process without oop
-  TurnOnSpeaker(aEnable && aVisible);
-  mVisible = aVisible;
-  mOrgSpeakerStatus = aEnable;
-  Notify();
-}
-
-void
-SpeakerManagerService::TurnOnSpeaker(bool aOn)
-{
-  nsCOMPtr<nsIAudioManager> audioManager = do_GetService(NS_AUDIOMANAGER_CONTRACTID);
-  NS_ENSURE_TRUE_VOID(audioManager);
-  int32_t phoneState;
-  audioManager->GetPhoneState(&phoneState);
-  int32_t forceuse = (phoneState == nsIAudioManager::PHONE_STATE_IN_CALL ||
-                      phoneState == nsIAudioManager::PHONE_STATE_IN_COMMUNICATION)
-                        ? nsIAudioManager::USE_COMMUNICATION : nsIAudioManager::USE_MEDIA;
-  if (aOn) {
-    audioManager->SetForceForUse(forceuse, nsIAudioManager::FORCE_SPEAKER);
-  } else {
-    audioManager->SetForceForUse(forceuse, nsIAudioManager::FORCE_NONE);
-  }
-}
-
-bool
-SpeakerManagerService::GetSpeakerStatus()
-{
-  char propQemu[PROPERTY_VALUE_MAX];
-  property_get("ro.kernel.qemu", propQemu, "");
-  if (!strncmp(propQemu, "1", 1)) {
-    return mOrgSpeakerStatus;
-  }
-  nsCOMPtr<nsIAudioManager> audioManager = do_GetService(NS_AUDIOMANAGER_CONTRACTID);
-  NS_ENSURE_TRUE(audioManager, false);
-  int32_t usage;
-  audioManager->GetForceForUse(nsIAudioManager::USE_MEDIA, &usage);
-  return usage == nsIAudioManager::FORCE_SPEAKER;
-}
-
-void
-SpeakerManagerService::Notify()
-{
-  // Parent Notify to all the child processes.
-  nsTArray<ContentParent*> children;
-  ContentParent::GetAll(children);
-  for (uint32_t i = 0; i < children.Length(); i++) {
-    Unused << children[i]->SendSpeakerManagerNotify();
-  }
-
-  for (uint32_t i = 0; i < mRegisteredSpeakerManagers.Length(); i++) {
-    mRegisteredSpeakerManagers[i]->
-      DispatchSimpleEvent(NS_LITERAL_STRING("speakerforcedchange"));
-  }
-}
-
-void
-SpeakerManagerService::SetAudioChannelActive(bool aIsActive)
-{
-  if (!aIsActive && !mVisible) {
-    ForceSpeaker(!mOrgSpeakerStatus, mVisible);
-  }
-}
-
-NS_IMETHODIMP
-SpeakerManagerService::Observe(nsISupports* aSubject,
-                               const char* aTopic,
-                               const char16_t* aData)
-{
-  if (!strcmp(aTopic, "ipc:content-shutdown")) {
-    nsCOMPtr<nsIPropertyBag2> props = do_QueryInterface(aSubject);
-    if (!props) {
-      NS_WARNING("ipc:content-shutdown message without property bag as subject");
-      return NS_OK;
-    }
-
-    uint64_t childID = 0;
-    nsresult rv = props->GetPropertyAsUint64(NS_LITERAL_STRING("childID"),
-                                             &childID);
-    if (NS_SUCCEEDED(rv)) {
-        // If the audio has paused by audiochannel,
-        // the enable flag should be false and don't need to handle.
-        if (mSpeakerStatusSet.Contains(childID)) {
-          TurnOnSpeaker(false);
-          mSpeakerStatusSet.Remove(childID);
-        }
-        if (mOrgSpeakerStatus) {
-          TurnOnSpeaker(!mOrgSpeakerStatus);
-          mOrgSpeakerStatus = false;
-        }
-    } else {
-      NS_WARNING("ipc:content-shutdown message without childID property");
-    }
-  } else if (!strcmp(aTopic, "xpcom-will-shutdown")) {
-    // Note that we need to do this before xpcom-shutdown, since the
-    // AudioChannelService cannot be used past that point.
-    RefPtr<AudioChannelService> audioChannelService =
-      AudioChannelService::GetOrCreate();
-    if (audioChannelService) {
-      audioChannelService->UnregisterSpeakerManager(this);
-    }
-
-    nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
-    if (obs) {
-      obs->RemoveObserver(this, "ipc:content-shutdown");
-      obs->RemoveObserver(this, "xpcom-will-shutdown");
-    }
-
-    Shutdown();
-  }
-  return NS_OK;
-}
-
-SpeakerManagerService::SpeakerManagerService()
-  : mOrgSpeakerStatus(false),
-    mVisible(false)
-{
-  MOZ_COUNT_CTOR(SpeakerManagerService);
-  if (XRE_IsParentProcess()) {
-    nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
-    if (obs) {
-      obs->AddObserver(this, "ipc:content-shutdown", false);
-      obs->AddObserver(this, "xpcom-will-shutdown", false);
-    }
-  }
-  RefPtr<AudioChannelService> audioChannelService =
-    AudioChannelService::GetOrCreate();
-  if (audioChannelService) {
-    audioChannelService->RegisterSpeakerManager(this);
-  }
-}
-
-SpeakerManagerService::~SpeakerManagerService()
-{
-  MOZ_COUNT_DTOR(SpeakerManagerService);
-}
diff --git a/dom/speakermanager/SpeakerManagerService.h b/dom/speakermanager/SpeakerManagerService.h
deleted file mode 100644
index 5f3506ae2..000000000
--- a/dom/speakermanager/SpeakerManagerService.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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/. */
-
-#ifndef mozilla_dom_SpeakerManagerService_h__
-#define mozilla_dom_SpeakerManagerService_h__
-
-#include "nsIObserver.h"
-#include "nsTArray.h"
-#include "SpeakerManager.h"
-#include "nsIAudioManager.h"
-#include "nsCheapSets.h"
-#include "nsHashKeys.h"
-
-namespace mozilla {
-namespace dom {
-
-class SpeakerManagerService : public nsIObserver
-{
-public:
-  NS_DECL_ISUPPORTS
-  NS_DECL_NSIOBSERVER
-  /*
-   * Return null or instance which has been created.
-   */
-  static SpeakerManagerService* GetSpeakerManagerService();
-  /*
-   * Return SpeakerManagerService instance.
-   * If SpeakerManagerService is not exist, create and return new one.
-   */
-  static SpeakerManagerService* GetOrCreateSpeakerManagerService();
-  virtual void ForceSpeaker(bool aEnable, bool aVisible);
-  virtual bool GetSpeakerStatus();
-  virtual void SetAudioChannelActive(bool aIsActive);
-  // Called by child
-  void ForceSpeaker(bool enable, uint64_t aChildid);
-  // Register the SpeakerManager to service for notify the speakerforcedchange event
-  void RegisterSpeakerManager(SpeakerManager* aSpeakerManager)
-  {
-    mRegisteredSpeakerManagers.AppendElement(aSpeakerManager);
-  }
-  void UnRegisterSpeakerManager(SpeakerManager* aSpeakerManager)
-  {
-    mRegisteredSpeakerManagers.RemoveElement(aSpeakerManager);
-  }
-
-protected:
-  SpeakerManagerService();
-
-  virtual ~SpeakerManagerService();
-  // Notify to UA if device speaker status changed
-  virtual void Notify();
-
-  void TurnOnSpeaker(bool aEnable);
-
-  /**
-   * Shutdown the singleton.
-   */
-  static void Shutdown();
-
-  nsTArray<RefPtr<SpeakerManager> > mRegisteredSpeakerManagers;
-  // Set for remember all the child speaker status
-  nsCheapSet<nsUint64HashKey> mSpeakerStatusSet;
-  // The Speaker status assign by UA
-  bool mOrgSpeakerStatus;
-
-  bool mVisible;
-  // This is needed for IPC communication between
-  // SpeakerManagerServiceChild and this class.
-  friend class ContentParent;
-  friend class ContentChild;
-};
-
-} // namespace dom
-} // namespace mozilla
-
-#endif
diff --git a/dom/speakermanager/SpeakerManagerServiceChild.cpp b/dom/speakermanager/SpeakerManagerServiceChild.cpp
deleted file mode 100644
index 6c1e30b78..000000000
--- a/dom/speakermanager/SpeakerManagerServiceChild.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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 "SpeakerManagerServiceChild.h"
-#include "mozilla/Services.h"
-#include "mozilla/StaticPtr.h"
-#include "mozilla/Unused.h"
-#include "mozilla/dom/ContentChild.h"
-#include "mozilla/dom/ContentParent.h"
-#include "nsIObserverService.h"
-#include "nsThreadUtils.h"
-#include "AudioChannelService.h"
-#include <cutils/properties.h>
-
-using namespace mozilla;
-using namespace mozilla::dom;
-
-StaticRefPtr<SpeakerManagerServiceChild> gSpeakerManagerServiceChild;
-
-// static
-SpeakerManagerService*
-SpeakerManagerServiceChild::GetOrCreateSpeakerManagerService()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  // If we already exist, exit early
-  if (gSpeakerManagerServiceChild) {
-    return gSpeakerManagerServiceChild;
-  }
-
-  // Create new instance, register, return
-  RefPtr<SpeakerManagerServiceChild> service = new SpeakerManagerServiceChild();
-
-  gSpeakerManagerServiceChild = service;
-
-  return gSpeakerManagerServiceChild;
-}
-
-// static
-SpeakerManagerService*
-SpeakerManagerServiceChild::GetSpeakerManagerService()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-
-  return gSpeakerManagerServiceChild;
-}
-
-void
-SpeakerManagerServiceChild::ForceSpeaker(bool aEnable, bool aVisible)
-{
-  mVisible = aVisible;
-  mOrgSpeakerStatus = aEnable;
-  ContentChild *cc = ContentChild::GetSingleton();
-  if (cc) {
-    cc->SendSpeakerManagerForceSpeaker(aEnable && aVisible);
-  }
-}
-
-bool
-SpeakerManagerServiceChild::GetSpeakerStatus()
-{
-  ContentChild *cc = ContentChild::GetSingleton();
-  bool status = false;
-  if (cc) {
-    cc->SendSpeakerManagerGetSpeakerStatus(&status);
-  }
-  char propQemu[PROPERTY_VALUE_MAX];
-  property_get("ro.kernel.qemu", propQemu, "");
-  if (!strncmp(propQemu, "1", 1)) {
-    return mOrgSpeakerStatus;
-  }
-  return status;
-}
-
-void
-SpeakerManagerServiceChild::Shutdown()
-{
-  if (gSpeakerManagerServiceChild) {
-    gSpeakerManagerServiceChild = nullptr;
-  }
-}
-
-void
-SpeakerManagerServiceChild::SetAudioChannelActive(bool aIsActive)
-{
-  // Content process and switch to background with no audio and speaker forced.
-  // Then disable speaker
-  for (uint32_t i = 0; i < mRegisteredSpeakerManagers.Length(); i++) {
-    mRegisteredSpeakerManagers[i]->SetAudioChannelActive(aIsActive);
-  }
-}
-
-SpeakerManagerServiceChild::SpeakerManagerServiceChild()
-{
-  MOZ_ASSERT(NS_IsMainThread());
-  RefPtr<AudioChannelService> audioChannelService = AudioChannelService::GetOrCreate();
-  if (audioChannelService) {
-    audioChannelService->RegisterSpeakerManager(this);
-  }
-  MOZ_COUNT_CTOR(SpeakerManagerServiceChild);
-}
-
-SpeakerManagerServiceChild::~SpeakerManagerServiceChild()
-{
-  RefPtr<AudioChannelService> audioChannelService = AudioChannelService::GetOrCreate();
-  if (audioChannelService) {
-    audioChannelService->UnregisterSpeakerManager(this);
-  }
-  MOZ_COUNT_DTOR(SpeakerManagerServiceChild);
-}
-
-void
-SpeakerManagerServiceChild::Notify()
-{
-  for (uint32_t i = 0; i < mRegisteredSpeakerManagers.Length(); i++) {
-    mRegisteredSpeakerManagers[i]->DispatchSimpleEvent(NS_LITERAL_STRING("speakerforcedchange"));
-  }
-}
diff --git a/dom/speakermanager/SpeakerManagerServiceChild.h b/dom/speakermanager/SpeakerManagerServiceChild.h
deleted file mode 100644
index 5eb1c6afa..000000000
--- a/dom/speakermanager/SpeakerManagerServiceChild.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 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/. */
-
-#ifndef mozilla_dom_SpeakerManagerServicechild_h__
-#define mozilla_dom_SpeakerManagerServicechild_h__
-
-#include "nsISupports.h"
-#include "SpeakerManagerService.h"
-
-namespace mozilla {
-namespace dom {
-/* This class is used to do the IPC to enable/disable speaker status
-   Also handle the application speaker competition problem
-*/
-class SpeakerManagerServiceChild : public SpeakerManagerService
-{
-public:
-  /*
-   * Return null or instance which has been created.
-   */
-  static SpeakerManagerService* GetSpeakerManagerService();
-  /*
-   * Return SpeakerManagerServiceChild instance.
-   * If SpeakerManagerServiceChild is not exist, create and return new one.
-   */
-  static SpeakerManagerService* GetOrCreateSpeakerManagerService();
-  static void Shutdown();
-  virtual void ForceSpeaker(bool aEnable, bool aVisible) override;
-  virtual bool GetSpeakerStatus() override;
-  virtual void SetAudioChannelActive(bool aIsActive) override;
-  virtual void Notify() override;
-protected:
-  SpeakerManagerServiceChild();
-  virtual ~SpeakerManagerServiceChild();
-};
-
-} // namespace dom
-} // namespace mozilla
-
-#endif
-
diff --git a/dom/speakermanager/moz.build b/dom/speakermanager/moz.build
deleted file mode 100644
index 22ed849fb..000000000
--- a/dom/speakermanager/moz.build
+++ /dev/null
@@ -1,23 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# 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/.
-
-MOCHITEST_MANIFESTS += ['tests/mochitest.ini']
-
-EXPORTS += [
-    'SpeakerManager.h',
-    'SpeakerManagerService.h',
-    'SpeakerManagerServiceChild.h',
-]
-
-UNIFIED_SOURCES += [
-    'SpeakerManager.cpp',
-    'SpeakerManagerService.cpp',
-    'SpeakerManagerServiceChild.cpp',
-]
-
-include('/ipc/chromium/chromium-config.mozbuild')
-
-FINAL_LIBRARY = 'xul'
diff --git a/dom/speakermanager/tests/mochitest.ini b/dom/speakermanager/tests/mochitest.ini
deleted file mode 100644
index bb272adc0..000000000
--- a/dom/speakermanager/tests/mochitest.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[DEFAULT]
-
-[test_speakermanager.html]
diff --git a/dom/speakermanager/tests/test_speakermanager.html b/dom/speakermanager/tests/test_speakermanager.html
deleted file mode 100644
index 509df5e84..000000000
--- a/dom/speakermanager/tests/test_speakermanager.html
+++ /dev/null
@@ -1,53 +0,0 @@
-<!DOCTYPE HTML>
-<html>
-<head>
-  <meta charset="utf-8">
-  <title>Test MozSpeakerManager API</title>
-  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
-  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
-</head>
-<body>
-<p id="display"></p>
-<div id="content" style="display: none"></div>
-<pre id="test">
-  <script type="application/javascript">
-
-  "use strict";
-
-  function testObject() {
-    var mgr = new MozSpeakerManager();
-    var spkforced = false;
-    mgr.onspeakerforcedchange = function() {
-      if (spkforced) {
-        is(mgr.speakerforced, true, 'speaker should be true');
-        spkforced = false;
-        mgr.forcespeaker = false;
-      } else {
-        is(mgr.speakerforced, false, 'speaker should be false');
-        SimpleTest.finish();
-      }
-    }
-    spkforced = true;
-    mgr.forcespeaker = true;
-  }
-
-  function startTests() {
-    // Currently applicable only on FxOS
-    if (navigator.userAgent.indexOf("Mobile") != -1 &&
-        navigator.appVersion.indexOf("Android") == -1) {
-      testObject();
-    } else {
-      ok(true, "MozSpeakerManager on Firefox OS only.");
-      SimpleTest.finish();
-    }
-  }
-
-  SimpleTest.waitForExplicitFinish();
-  SpecialPowers.pushPermissions(
-    [{ "type": "speaker-control", "allow": 1, "context": document }],
-    startTests);
-
-  </script>
-</pre>
-</body>
-</html>
-- 
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