Add m-esr52 at 52.6.0

1 files changed, 702 insertions, 0 deletions

diff --git a/dom/ipc/ContentChild.h b/dom/ipc/ContentChild.h
new file mode 100644
index 000000000..cb718aff9
--- /dev/null
+++ b/dom/ipc/ContentChild.h
@@ -0,0 +1,702 @@
+/* -*- 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_ContentChild_h
+#define mozilla_dom_ContentChild_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/ContentBridgeParent.h"
+#include "mozilla/dom/nsIContentChild.h"
+#include "mozilla/dom/PBrowserOrId.h"
+#include "mozilla/dom/PContentChild.h"
+#include "nsAutoPtr.h"
+#include "nsHashKeys.h"
+#include "nsIObserver.h"
+#include "nsTHashtable.h"
+#include "nsRefPtrHashtable.h"
+
+#include "nsWeakPtr.h"
+#include "nsIWindowProvider.h"
+
+#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
+#include "nsIFile.h"
+#endif
+
+struct ChromePackage;
+class nsIObserver;
+struct SubstitutionMapping;
+struct OverrideMapping;
+class nsIDomainPolicy;
+
+namespace mozilla {
+class RemoteSpellcheckEngineChild;
+
+namespace ipc {
+class OptionalURIParams;
+class URIParams;
+}// namespace ipc
+
+namespace dom {
+
+class AlertObserver;
+class ConsoleListener;
+class PStorageChild;
+class ClonedMessageData;
+class TabChild;
+class GetFilesHelperChild;
+
+class ContentChild final : public PContentChild
+                         , public nsIWindowProvider
+                         , public nsIContentChild
+{
+  typedef mozilla::dom::ClonedMessageData ClonedMessageData;
+  typedef mozilla::ipc::FileDescriptor FileDescriptor;
+  typedef mozilla::ipc::OptionalURIParams OptionalURIParams;
+  typedef mozilla::ipc::PFileDescriptorSetChild PFileDescriptorSetChild;
+  typedef mozilla::ipc::URIParams URIParams;
+
+public:
+  NS_DECL_NSIWINDOWPROVIDER
+
+  ContentChild();
+  virtual ~ContentChild();
+  NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
+  NS_IMETHOD_(MozExternalRefCountType) AddRef(void) override { return 1; }
+  NS_IMETHOD_(MozExternalRefCountType) Release(void) override { return 1; }
+
+  struct AppInfo
+  {
+    nsCString version;
+    nsCString buildID;
+    nsCString name;
+    nsCString UAName;
+    nsCString ID;
+    nsCString vendor;
+  };
+
+  nsresult
+  ProvideWindowCommon(TabChild* aTabOpener,
+                      mozIDOMWindowProxy* aOpener,
+                      bool aIframeMoz,
+                      uint32_t aChromeFlags,
+                      bool aCalledFromJS,
+                      bool aPositionSpecified,
+                      bool aSizeSpecified,
+                      nsIURI* aURI,
+                      const nsAString& aName,
+                      const nsACString& aFeatures,
+                      bool aForceNoOpener,
+                      bool* aWindowIsNew,
+                      mozIDOMWindowProxy** aReturn);
+
+  bool Init(MessageLoop* aIOLoop,
+            base::ProcessId aParentPid,
+            IPC::Channel* aChannel);
+
+  void InitProcessAttributes();
+
+  void InitXPCOM();
+
+  void InitGraphicsDeviceData();
+
+  static ContentChild* GetSingleton()
+  {
+    return sSingleton;
+  }
+
+  const AppInfo& GetAppInfo()
+  {
+    return mAppInfo;
+  }
+
+  void SetProcessName(const nsAString& aName, bool aDontOverride = false);
+
+  void GetProcessName(nsAString& aName) const;
+
+  void GetProcessName(nsACString& aName) const;
+
+#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
+  void GetProfileDir(nsIFile** aProfileDir) const
+  {
+    *aProfileDir = mProfileDir;
+    NS_IF_ADDREF(*aProfileDir);
+  }
+
+  void SetProfileDir(nsIFile* aProfileDir)
+  {
+    mProfileDir = aProfileDir;
+  }
+#endif
+
+  bool IsAlive() const;
+
+  bool IsShuttingDown() const;
+
+  static void AppendProcessId(nsACString& aName);
+
+  ContentBridgeParent* GetLastBridge()
+  {
+    MOZ_ASSERT(mLastBridge);
+    ContentBridgeParent* parent = mLastBridge;
+    mLastBridge = nullptr;
+    return parent;
+  }
+
+  RefPtr<ContentBridgeParent> mLastBridge;
+
+  PPluginModuleParent *
+  AllocPPluginModuleParent(mozilla::ipc::Transport* transport,
+                           base::ProcessId otherProcess) override;
+
+  PContentBridgeParent*
+  AllocPContentBridgeParent(mozilla::ipc::Transport* transport,
+                            base::ProcessId otherProcess) override;
+  PContentBridgeChild*
+  AllocPContentBridgeChild(mozilla::ipc::Transport* transport,
+                           base::ProcessId otherProcess) override;
+
+  PGMPServiceChild*
+  AllocPGMPServiceChild(mozilla::ipc::Transport* transport,
+                        base::ProcessId otherProcess) override;
+
+  bool
+  RecvGMPsChanged(nsTArray<GMPCapabilityData>&& capabilities) override;
+
+  bool
+  RecvInitRendering(
+    Endpoint<PCompositorBridgeChild>&& aCompositor,
+    Endpoint<PImageBridgeChild>&& aImageBridge,
+    Endpoint<PVRManagerChild>&& aVRBridge,
+    Endpoint<PVideoDecoderManagerChild>&& aVideoManager) override;
+
+  bool
+  RecvReinitRendering(
+    Endpoint<PCompositorBridgeChild>&& aCompositor,
+    Endpoint<PImageBridgeChild>&& aImageBridge,
+    Endpoint<PVRManagerChild>&& aVRBridge,
+    Endpoint<PVideoDecoderManagerChild>&& aVideoManager) override;
+
+  PProcessHangMonitorChild*
+  AllocPProcessHangMonitorChild(Transport* aTransport,
+                                ProcessId aOtherProcess) override;
+
+  virtual bool RecvSetProcessSandbox(const MaybeFileDesc& aBroker) override;
+
+  PBackgroundChild*
+  AllocPBackgroundChild(Transport* aTransport, ProcessId aOtherProcess)
+                        override;
+
+  virtual PBrowserChild* AllocPBrowserChild(const TabId& aTabId,
+                                            const IPCTabContext& aContext,
+                                            const uint32_t& aChromeFlags,
+                                            const ContentParentId& aCpID,
+                                            const bool& aIsForApp,
+                                            const bool& aIsForBrowser) override;
+
+  virtual bool DeallocPBrowserChild(PBrowserChild*) override;
+
+  virtual PBlobChild*
+  AllocPBlobChild(const BlobConstructorParams& aParams) override;
+
+  virtual bool DeallocPBlobChild(PBlobChild* aActor) override;
+
+  virtual PCrashReporterChild*
+  AllocPCrashReporterChild(const mozilla::dom::NativeThreadId& id,
+                           const uint32_t& processType) override;
+
+  virtual bool
+  DeallocPCrashReporterChild(PCrashReporterChild*) override;
+
+  virtual PHalChild* AllocPHalChild() override;
+  virtual bool DeallocPHalChild(PHalChild*) override;
+
+  virtual PHeapSnapshotTempFileHelperChild*
+  AllocPHeapSnapshotTempFileHelperChild() override;
+
+  virtual bool
+  DeallocPHeapSnapshotTempFileHelperChild(PHeapSnapshotTempFileHelperChild*) override;
+
+  virtual PMemoryReportRequestChild*
+  AllocPMemoryReportRequestChild(const uint32_t& aGeneration,
+                                 const bool& aAnonymize,
+                                 const bool& aMinimizeMemoryUsage,
+                                 const MaybeFileDesc& aDMDFile) override;
+
+  virtual bool
+  DeallocPMemoryReportRequestChild(PMemoryReportRequestChild* actor) override;
+
+  virtual bool
+  RecvPMemoryReportRequestConstructor(PMemoryReportRequestChild* aChild,
+                                      const uint32_t& aGeneration,
+                                      const bool& aAnonymize,
+                                      const bool &aMinimizeMemoryUsage,
+                                      const MaybeFileDesc &aDMDFile) override;
+
+  virtual PCycleCollectWithLogsChild*
+  AllocPCycleCollectWithLogsChild(const bool& aDumpAllTraces,
+                                  const FileDescriptor& aGCLog,
+                                  const FileDescriptor& aCCLog) override;
+
+  virtual bool
+  DeallocPCycleCollectWithLogsChild(PCycleCollectWithLogsChild* aActor) override;
+
+  virtual bool
+  RecvPCycleCollectWithLogsConstructor(PCycleCollectWithLogsChild* aChild,
+                                       const bool& aDumpAllTraces,
+                                       const FileDescriptor& aGCLog,
+                                       const FileDescriptor& aCCLog) override;
+
+  virtual PWebBrowserPersistDocumentChild*
+  AllocPWebBrowserPersistDocumentChild(PBrowserChild* aBrowser,
+                                       const uint64_t& aOuterWindowID) override;
+
+  virtual bool
+  RecvPWebBrowserPersistDocumentConstructor(PWebBrowserPersistDocumentChild *aActor,
+                                            PBrowserChild *aBrowser,
+                                            const uint64_t& aOuterWindowID) override;
+
+  virtual bool
+  DeallocPWebBrowserPersistDocumentChild(PWebBrowserPersistDocumentChild* aActor) override;
+
+  virtual PTestShellChild* AllocPTestShellChild() override;
+
+  virtual bool DeallocPTestShellChild(PTestShellChild*) override;
+
+  virtual bool RecvPTestShellConstructor(PTestShellChild*) override;
+
+  jsipc::CPOWManager* GetCPOWManager() override;
+
+  virtual PNeckoChild* AllocPNeckoChild() override;
+
+  virtual bool DeallocPNeckoChild(PNeckoChild*) override;
+
+  virtual PPrintingChild* AllocPPrintingChild() override;
+
+  virtual bool DeallocPPrintingChild(PPrintingChild*) override;
+
+  virtual PSendStreamChild*
+  SendPSendStreamConstructor(PSendStreamChild*) override;
+
+  virtual PSendStreamChild* AllocPSendStreamChild() override;
+  virtual bool DeallocPSendStreamChild(PSendStreamChild*) override;
+
+  virtual PScreenManagerChild*
+  AllocPScreenManagerChild(uint32_t* aNumberOfScreens,
+                           float* aSystemDefaultScale,
+                           bool* aSuccess) override;
+
+  virtual bool DeallocPScreenManagerChild(PScreenManagerChild*) override;
+
+  virtual PPSMContentDownloaderChild*
+  AllocPPSMContentDownloaderChild( const uint32_t& aCertType) override;
+
+  virtual bool
+  DeallocPPSMContentDownloaderChild(PPSMContentDownloaderChild* aDownloader) override;
+
+  virtual PExternalHelperAppChild*
+  AllocPExternalHelperAppChild(const OptionalURIParams& uri,
+                               const nsCString& aMimeContentType,
+                               const nsCString& aContentDisposition,
+                               const uint32_t& aContentDispositionHint,
+                               const nsString& aContentDispositionFilename,
+                               const bool& aForceSave,
+                               const int64_t& aContentLength,
+                               const bool& aWasFileChannel,
+                               const OptionalURIParams& aReferrer,
+                               PBrowserChild* aBrowser) override;
+
+  virtual bool
+  DeallocPExternalHelperAppChild(PExternalHelperAppChild *aService) override;
+
+  virtual PHandlerServiceChild* AllocPHandlerServiceChild() override;
+
+  virtual bool DeallocPHandlerServiceChild(PHandlerServiceChild*) override;
+
+  virtual PMediaChild* AllocPMediaChild() override;
+
+  virtual bool DeallocPMediaChild(PMediaChild* aActor) override;
+
+  virtual PStorageChild* AllocPStorageChild() override;
+
+  virtual bool DeallocPStorageChild(PStorageChild* aActor) override;
+
+  virtual PPresentationChild* AllocPPresentationChild() override;
+
+  virtual bool DeallocPPresentationChild(PPresentationChild* aActor) override;
+
+  virtual PFlyWebPublishedServerChild*
+    AllocPFlyWebPublishedServerChild(const nsString& name,
+                                     const FlyWebPublishOptions& params) override;
+
+  virtual bool DeallocPFlyWebPublishedServerChild(PFlyWebPublishedServerChild* aActor) override;
+
+  virtual bool
+  RecvNotifyPresentationReceiverLaunched(PBrowserChild* aIframe,
+                                         const nsString& aSessionId) override;
+
+  virtual bool
+  RecvNotifyPresentationReceiverCleanUp(const nsString& aSessionId) override;
+
+  virtual bool RecvNotifyEmptyHTTPCache() override;
+
+  virtual PSpeechSynthesisChild* AllocPSpeechSynthesisChild() override;
+
+  virtual bool DeallocPSpeechSynthesisChild(PSpeechSynthesisChild* aActor) override;
+
+  virtual bool RecvRegisterChrome(InfallibleTArray<ChromePackage>&& packages,
+                                  InfallibleTArray<SubstitutionMapping>&& resources,
+                                  InfallibleTArray<OverrideMapping>&& overrides,
+                                  const nsCString& locale,
+                                  const bool& reset) override;
+  virtual bool RecvRegisterChromeItem(const ChromeRegistryItem& item) override;
+
+  virtual bool RecvClearImageCache(const bool& privateLoader,
+                                   const bool& chrome) override;
+
+  virtual mozilla::jsipc::PJavaScriptChild* AllocPJavaScriptChild() override;
+
+  virtual bool DeallocPJavaScriptChild(mozilla::jsipc::PJavaScriptChild*) override;
+
+  virtual PRemoteSpellcheckEngineChild* AllocPRemoteSpellcheckEngineChild() override;
+
+  virtual bool DeallocPRemoteSpellcheckEngineChild(PRemoteSpellcheckEngineChild*) override;
+
+  virtual bool RecvSetOffline(const bool& offline) override;
+
+  virtual bool RecvSetConnectivity(const bool& connectivity) override;
+  virtual bool RecvSetCaptivePortalState(const int32_t& state) override;
+
+  virtual bool RecvNotifyLayerAllocated(const dom::TabId& aTabId, const uint64_t& aLayersId) override;
+
+  virtual bool RecvSpeakerManagerNotify() override;
+
+  virtual bool RecvBidiKeyboardNotify(const bool& isLangRTL,
+                                      const bool& haveBidiKeyboards) override;
+
+  virtual bool RecvNotifyVisited(const URIParams& aURI) override;
+
+  // auto remove when alertfinished is received.
+  nsresult AddRemoteAlertObserver(const nsString& aData, nsIObserver* aObserver);
+
+  virtual bool RecvPreferenceUpdate(const PrefSetting& aPref) override;
+  virtual bool RecvVarUpdate(const GfxVarUpdate& pref) override;
+
+  virtual bool RecvDataStoragePut(const nsString& aFilename,
+                                  const DataStorageItem& aItem) override;
+
+  virtual bool RecvDataStorageRemove(const nsString& aFilename,
+                                     const nsCString& aKey,
+                                     const DataStorageType& aType) override;
+
+  virtual bool RecvDataStorageClear(const nsString& aFilename) override;
+
+  virtual bool RecvNotifyAlertsObserver(const nsCString& aType,
+                                        const nsString& aData) override;
+
+  virtual bool RecvLoadProcessScript(const nsString& aURL) override;
+
+  virtual bool RecvAsyncMessage(const nsString& aMsg,
+                                InfallibleTArray<CpowEntry>&& aCpows,
+                                const IPC::Principal& aPrincipal,
+                                const ClonedMessageData& aData) override;
+
+  virtual bool RecvGeolocationUpdate(const GeoPosition& somewhere) override;
+
+  virtual bool RecvGeolocationError(const uint16_t& errorCode) override;
+
+  virtual bool RecvUpdateDictionaryList(InfallibleTArray<nsString>&& aDictionaries) override;
+
+  virtual bool RecvAddPermission(const IPC::Permission& permission) override;
+
+  virtual bool RecvFlushMemory(const nsString& reason) override;
+
+  virtual bool RecvActivateA11y(const uint32_t& aMsaaID) override;
+  virtual bool RecvShutdownA11y() override;
+
+  virtual bool RecvGarbageCollect() override;
+  virtual bool RecvCycleCollect() override;
+
+  virtual bool RecvAppInfo(const nsCString& version, const nsCString& buildID,
+                           const nsCString& name, const nsCString& UAName,
+                           const nsCString& ID, const nsCString& vendor) override;
+
+  virtual bool RecvAppInit() override;
+
+  virtual bool
+  RecvInitServiceWorkers(const ServiceWorkerConfiguration& aConfig) override;
+
+  virtual bool
+  RecvInitBlobURLs(nsTArray<BlobURLRegistrationData>&& aRegistations) override;
+
+  virtual bool RecvLastPrivateDocShellDestroyed() override;
+
+  virtual bool RecvVolumes(InfallibleTArray<VolumeInfo>&& aVolumes) override;
+
+  virtual bool RecvFileSystemUpdate(const nsString& aFsName,
+                                    const nsString& aVolumeName,
+                                    const int32_t& aState,
+                                    const int32_t& aMountGeneration,
+                                    const bool& aIsMediaPresent,
+                                    const bool& aIsSharing,
+                                    const bool& aIsFormatting,
+                                    const bool& aIsFake,
+                                    const bool& aIsUnmounting,
+                                    const bool& aIsRemovable,
+                                    const bool& aIsHotSwappable) override;
+
+  virtual bool RecvVolumeRemoved(const nsString& aFsName) override;
+
+  virtual bool
+  RecvNotifyProcessPriorityChanged(const hal::ProcessPriority& aPriority) override;
+
+  virtual bool RecvMinimizeMemoryUsage() override;
+
+  virtual bool RecvLoadAndRegisterSheet(const URIParams& aURI,
+                                        const uint32_t& aType) override;
+
+  virtual bool RecvUnregisterSheet(const URIParams& aURI,
+                                   const uint32_t& aType) override;
+
+  virtual bool RecvNotifyPhoneStateChange(const nsString& aState) override;
+
+  void AddIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
+
+  void RemoveIdleObserver(nsIObserver* aObserver, uint32_t aIdleTimeInS);
+
+  virtual bool RecvNotifyIdleObserver(const uint64_t& aObserver,
+                                      const nsCString& aTopic,
+                                      const nsString& aData) override;
+
+  virtual bool RecvAssociatePluginId(const uint32_t& aPluginId,
+                                     const base::ProcessId& aProcessId) override;
+
+  virtual bool RecvLoadPluginResult(const uint32_t& aPluginId,
+                                    const bool& aResult) override;
+
+  virtual bool RecvUpdateWindow(const uintptr_t& aChildId) override;
+
+  virtual bool RecvStartProfiler(const ProfilerInitParams& params) override;
+
+  virtual bool RecvPauseProfiler(const bool& aPause) override;
+
+  virtual bool RecvStopProfiler() override;
+
+  virtual bool RecvGatherProfile() override;
+
+  virtual bool RecvDomainSetChanged(const uint32_t& aSetType,
+                                    const uint32_t& aChangeType,
+                                    const OptionalURIParams& aDomain) override;
+
+  virtual bool RecvShutdown() override;
+
+  virtual bool
+  RecvInvokeDragSession(nsTArray<IPCDataTransfer>&& aTransfers,
+                        const uint32_t& aAction) override;
+
+  virtual bool RecvEndDragSession(const bool& aDoneDrag,
+                                  const bool& aUserCancelled,
+                                  const mozilla::LayoutDeviceIntPoint& aEndDragPoint) override;
+
+  virtual bool
+  RecvPush(const nsCString& aScope,
+           const IPC::Principal& aPrincipal,
+           const nsString& aMessageId) override;
+
+  virtual bool
+  RecvPushWithData(const nsCString& aScope,
+                   const IPC::Principal& aPrincipal,
+                   const nsString& aMessageId,
+                   InfallibleTArray<uint8_t>&& aData) override;
+
+  virtual bool
+  RecvPushSubscriptionChange(const nsCString& aScope,
+                             const IPC::Principal& aPrincipal) override;
+
+  virtual bool
+  RecvPushError(const nsCString& aScope, const IPC::Principal& aPrincipal,
+                const nsString& aMessage, const uint32_t& aFlags) override;
+
+  virtual bool
+  RecvNotifyPushSubscriptionModifiedObservers(const nsCString& aScope,
+                                              const IPC::Principal& aPrincipal) override;
+
+  // Get the directory for IndexedDB files. We query the parent for this and
+  // cache the value
+  nsString &GetIndexedDBPath();
+
+  ContentParentId GetID() const { return mID; }
+
+#if defined(XP_WIN) && defined(ACCESSIBILITY)
+  uint32_t GetMsaaID() const { return mMsaaID; }
+#endif
+
+  bool IsForApp() const { return mIsForApp; }
+  bool IsForBrowser() const { return mIsForBrowser; }
+
+  virtual PBlobChild*
+  SendPBlobConstructor(PBlobChild* actor,
+                       const BlobConstructorParams& params) override;
+
+  virtual PFileDescriptorSetChild*
+  SendPFileDescriptorSetConstructor(const FileDescriptor&) override;
+
+  virtual PFileDescriptorSetChild*
+  AllocPFileDescriptorSetChild(const FileDescriptor&) override;
+
+  virtual bool
+  DeallocPFileDescriptorSetChild(PFileDescriptorSetChild*) override;
+
+  virtual bool SendPBrowserConstructor(PBrowserChild* actor,
+                                       const TabId& aTabId,
+                                       const IPCTabContext& context,
+                                       const uint32_t& chromeFlags,
+                                       const ContentParentId& aCpID,
+                                       const bool& aIsForApp,
+                                       const bool& aIsForBrowser) override;
+
+  virtual bool RecvPBrowserConstructor(PBrowserChild* aCctor,
+                                       const TabId& aTabId,
+                                       const IPCTabContext& aContext,
+                                       const uint32_t& aChromeFlags,
+                                       const ContentParentId& aCpID,
+                                       const bool& aIsForApp,
+                                       const bool& aIsForBrowser) override;
+
+  FORWARD_SHMEM_ALLOCATOR_TO(PContentChild)
+
+  void GetAvailableDictionaries(InfallibleTArray<nsString>& aDictionaries);
+
+  PBrowserOrId
+  GetBrowserOrId(TabChild* aTabChild);
+
+  virtual POfflineCacheUpdateChild*
+  AllocPOfflineCacheUpdateChild(const URIParams& manifestURI,
+                                const URIParams& documentURI,
+                                const PrincipalInfo& aLoadingPrincipalInfo,
+                                const bool& stickDocument) override;
+
+  virtual bool
+  DeallocPOfflineCacheUpdateChild(POfflineCacheUpdateChild* offlineCacheUpdate) override;
+
+  virtual PWebrtcGlobalChild* AllocPWebrtcGlobalChild() override;
+
+  virtual bool DeallocPWebrtcGlobalChild(PWebrtcGlobalChild *aActor) override;
+
+  virtual PContentPermissionRequestChild*
+  AllocPContentPermissionRequestChild(const InfallibleTArray<PermissionRequest>& aRequests,
+                                      const IPC::Principal& aPrincipal,
+                                      const TabId& aTabId) override;
+  virtual bool
+  DeallocPContentPermissionRequestChild(PContentPermissionRequestChild* actor) override;
+
+  // Windows specific - set up audio session
+  virtual bool
+  RecvSetAudioSessionData(const nsID& aId,
+                          const nsString& aDisplayName,
+                          const nsString& aIconPath) override;
+
+
+  // GetFiles for WebKit/Blink FileSystem API and Directory API must run on the
+  // parent process.
+  void
+  CreateGetFilesRequest(const nsAString& aDirectoryPath, bool aRecursiveFlag,
+                        nsID& aUUID, GetFilesHelperChild* aChild);
+
+  void
+  DeleteGetFilesRequest(nsID& aUUID, GetFilesHelperChild* aChild);
+
+  virtual bool
+  RecvGetFilesResponse(const nsID& aUUID,
+                       const GetFilesResponseResult& aResult) override;
+
+  virtual bool
+  RecvBlobURLRegistration(const nsCString& aURI, PBlobChild* aBlobChild,
+                          const IPC::Principal& aPrincipal) override;
+
+  virtual bool
+  RecvBlobURLUnregistration(const nsCString& aURI) override;
+
+#if defined(XP_WIN) && defined(ACCESSIBILITY)
+  bool
+  SendGetA11yContentId();
+#endif // defined(XP_WIN) && defined(ACCESSIBILITY)
+
+  /**
+   * Helper function for protocols that use the GPU process when available.
+   * Overrides FatalError to just be a warning when communicating with the
+   * GPU process since we don't want to crash the content process when the
+   * GPU process crashes.
+   */
+  static void FatalErrorIfNotUsingGPUProcess(const char* const aProtocolName,
+                                             const char* const aErrorMsg,
+                                             base::ProcessId aOtherPid);
+
+private:
+  static void ForceKillTimerCallback(nsITimer* aTimer, void* aClosure);
+  void StartForceKillTimer();
+
+  virtual void ActorDestroy(ActorDestroyReason why) override;
+
+  virtual void ProcessingError(Result aCode, const char* aReason) override;
+
+  InfallibleTArray<nsAutoPtr<AlertObserver> > mAlertObservers;
+  RefPtr<ConsoleListener> mConsoleListener;
+
+  nsTHashtable<nsPtrHashKey<nsIObserver>> mIdleObservers;
+
+  InfallibleTArray<nsString> mAvailableDictionaries;
+
+  /**
+   * An ID unique to the process containing our corresponding
+   * content parent.
+   *
+   * We expect our content parent to set this ID immediately after opening a
+   * channel to us.
+   */
+  ContentParentId mID;
+
+#if defined(XP_WIN) && defined(ACCESSIBILITY)
+  /**
+   * This is an a11y-specific unique id for the content process that is
+   * generated by the chrome process.
+   */
+  uint32_t mMsaaID;
+#endif
+
+  AppInfo mAppInfo;
+
+  bool mIsForApp;
+  bool mIsForBrowser;
+  bool mCanOverrideProcessName;
+  bool mIsAlive;
+  nsString mProcessName;
+
+  static ContentChild* sSingleton;
+
+  nsCOMPtr<nsIDomainPolicy> mPolicy;
+  nsCOMPtr<nsITimer> mForceKillTimer;
+
+#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
+  nsCOMPtr<nsIFile> mProfileDir;
+#endif
+
+  // Hashtable to keep track of the pending GetFilesHelper objects.
+  // This GetFilesHelperChild objects are removed when RecvGetFilesResponse is
+  // received.
+  nsRefPtrHashtable<nsIDHashKey, GetFilesHelperChild> mGetFilesPendingRequests;
+
+  bool mShuttingDown;
+
+  DISALLOW_EVIL_CONSTRUCTORS(ContentChild);
+};
+
+uint64_t
+NextWindowID();
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_ContentChild_h