Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1616 insertions, 0 deletions

diff --git a/dom/base/nsGlobalWindowInner.h b/dom/base/nsGlobalWindowInner.h
new file mode 100644
index 0000000000..d419041b20
--- /dev/null
+++ b/dom/base/nsGlobalWindowInner.h
@@ -0,0 +1,1616 @@
+/* -*- 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 nsGlobalWindowInner_h___
+#define nsGlobalWindowInner_h___
+
+#include "nsPIDOMWindow.h"
+
+#include "nsHashKeys.h"
+
+// Local Includes
+// Helper Classes
+#include "nsCOMPtr.h"
+#include "nsWeakReference.h"
+#include "nsTHashMap.h"
+#include "nsCycleCollectionParticipant.h"
+
+// Interfaces Needed
+#include "nsIBrowserDOMWindow.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIDOMChromeWindow.h"
+#include "nsIScriptGlobalObject.h"
+#include "nsIScriptObjectPrincipal.h"
+#include "mozilla/EventListenerManager.h"
+#include "nsIPrincipal.h"
+#include "nsSize.h"
+#include "mozilla/FlushType.h"
+#include "prclist.h"
+#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/ChromeMessageBroadcaster.h"
+#include "mozilla/dom/DebuggerNotificationManager.h"
+#include "mozilla/dom/GamepadHandle.h"
+#include "mozilla/dom/Location.h"
+#include "mozilla/dom/StorageEvent.h"
+#include "mozilla/CallState.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/LinkedList.h"
+#include "mozilla/StorageAccess.h"
+#include "mozilla/TimeStamp.h"
+#include "nsWrapperCacheInlines.h"
+#include "mozilla/dom/EventTarget.h"
+#include "mozilla/dom/WindowBinding.h"
+#include "mozilla/dom/WindowProxyHolder.h"
+#include "Units.h"
+#include "nsCheapSets.h"
+#include "mozilla/dom/ImageBitmapBinding.h"
+#include "mozilla/dom/ImageBitmapSource.h"
+#include "mozilla/UniquePtr.h"
+#include "nsThreadUtils.h"
+
+class nsIArray;
+class nsIBaseWindow;
+class nsIContent;
+class nsICSSDeclaration;
+class nsIDocShellTreeOwner;
+class nsIDOMWindowUtils;
+class nsIScrollableFrame;
+class nsIControllers;
+class nsIScriptContext;
+class nsIScriptTimeoutHandler;
+class nsIBrowserChild;
+class nsIPrintSettings;
+class nsITimeoutHandler;
+class nsIWebBrowserChrome;
+class nsIWebProgressListener;
+class mozIDOMWindowProxy;
+
+class nsScreen;
+class nsHistory;
+class nsGlobalWindowObserver;
+class nsGlobalWindowOuter;
+class nsDOMWindowUtils;
+class nsIUserIdleService;
+struct nsRect;
+
+class nsWindowSizes;
+
+class IdleRequestExecutor;
+
+class DialogValueHolder;
+
+class PromiseDocumentFlushedResolver;
+
+namespace mozilla {
+class AbstractThread;
+class ErrorResult;
+
+namespace glean {
+class Glean;
+class GleanPings;
+}  // namespace glean
+
+namespace hal {
+enum class ScreenOrientation : uint32_t;
+}
+
+namespace dom {
+class BarProp;
+class BrowsingContext;
+struct ChannelPixelLayout;
+class ClientSource;
+class Console;
+class Crypto;
+class CustomElementRegistry;
+class DocGroup;
+class External;
+class Function;
+class Gamepad;
+class ContentMediaController;
+enum class ImageBitmapFormat : uint8_t;
+class IdleRequest;
+class IdleRequestCallback;
+class IncrementalRunnable;
+class InstallTriggerImpl;
+class IntlUtils;
+class MediaQueryList;
+class OwningExternalOrWindowProxy;
+class Promise;
+class PostMessageEvent;
+struct RequestInit;
+class RequestOrUSVString;
+class SharedWorker;
+class Selection;
+struct SizeToContentConstraints;
+class WebTaskScheduler;
+class WebTaskSchedulerMainThread;
+class SpeechSynthesis;
+class Timeout;
+class VisualViewport;
+class VRDisplay;
+enum class VRDisplayEventReason : uint8_t;
+class VREventObserver;
+struct WindowPostMessageOptions;
+class Worklet;
+namespace cache {
+class CacheStorage;
+}  // namespace cache
+class IDBFactory;
+}  // namespace dom
+}  // namespace mozilla
+
+extern already_AddRefed<nsIScriptTimeoutHandler> NS_CreateJSTimeoutHandler(
+    JSContext* aCx, nsGlobalWindowInner* aWindow,
+    mozilla::dom::Function& aFunction,
+    const mozilla::dom::Sequence<JS::Value>& aArguments,
+    mozilla::ErrorResult& aError);
+
+extern already_AddRefed<nsIScriptTimeoutHandler> NS_CreateJSTimeoutHandler(
+    JSContext* aCx, nsGlobalWindowInner* aWindow, const nsAString& aExpression,
+    mozilla::ErrorResult& aError);
+
+extern const JSClass OuterWindowProxyClass;
+
+//*****************************************************************************
+// nsGlobalWindowInner: Global Object for Scripting
+//*****************************************************************************
+
+// nsGlobalWindowInner inherits PRCList for maintaining a list of all inner
+// windows still in memory for any given outer window. This list is needed to
+// ensure that mOuterWindow doesn't end up dangling. The nature of PRCList means
+// that the window itself is always in the list, and an outer window's list will
+// also contain all inner window objects that are still in memory (and in
+// reality all inner window object's lists also contain its outer and all other
+// inner windows belonging to the same outer window, but that's an unimportant
+// side effect of inheriting PRCList).
+
+class nsGlobalWindowInner final : public mozilla::dom::EventTarget,
+                                  public nsPIDOMWindowInner,
+                                  private nsIDOMWindow
+    // NOTE: This interface is private, as it's only
+    // implemented on chrome windows.
+    ,
+                                  private nsIDOMChromeWindow,
+                                  public nsIScriptGlobalObject,
+                                  public nsIScriptObjectPrincipal,
+                                  public nsSupportsWeakReference,
+                                  public nsIInterfaceRequestor,
+                                  public PRCListStr {
+ public:
+  using RemoteProxy = mozilla::dom::BrowsingContext;
+
+  using TimeStamp = mozilla::TimeStamp;
+  using TimeDuration = mozilla::TimeDuration;
+
+  using InnerWindowByIdTable =
+      nsTHashMap<nsUint64HashKey, nsGlobalWindowInner*>;
+
+  static void AssertIsOnMainThread()
+#ifdef DEBUG
+      ;
+#else
+  {
+  }
+#endif
+
+  bool IsInnerWindow() const final { return true; }  // Overriding EventTarget
+
+  static nsGlobalWindowInner* Cast(nsPIDOMWindowInner* aPIWin) {
+    return static_cast<nsGlobalWindowInner*>(aPIWin);
+  }
+  static const nsGlobalWindowInner* Cast(const nsPIDOMWindowInner* aPIWin) {
+    return static_cast<const nsGlobalWindowInner*>(aPIWin);
+  }
+  static nsGlobalWindowInner* Cast(mozIDOMWindow* aWin) {
+    return Cast(nsPIDOMWindowInner::From(aWin));
+  }
+
+  static nsGlobalWindowInner* GetInnerWindowWithId(uint64_t aInnerWindowID) {
+    AssertIsOnMainThread();
+
+    if (!sInnerWindowsById) {
+      return nullptr;
+    }
+
+    nsGlobalWindowInner* innerWindow = sInnerWindowsById->Get(aInnerWindowID);
+    return innerWindow;
+  }
+
+  static InnerWindowByIdTable* GetWindowsTable() {
+    AssertIsOnMainThread();
+
+    return sInnerWindowsById;
+  }
+
+  static nsGlobalWindowInner* FromSupports(nsISupports* supports) {
+    // Make sure this matches the casts we do in QueryInterface().
+    return (nsGlobalWindowInner*)(mozilla::dom::EventTarget*)supports;
+  }
+
+  static already_AddRefed<nsGlobalWindowInner> Create(
+      nsGlobalWindowOuter* aOuter, bool aIsChrome,
+      mozilla::dom::WindowGlobalChild* aActor);
+
+  // nsISupports
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+
+  // nsWrapperCache
+  virtual JSObject* WrapObject(JSContext* cx,
+                               JS::Handle<JSObject*> aGivenProto) override {
+    return GetWrapper();
+  }
+
+  // nsIGlobalObject
+  bool ShouldResistFingerprinting(
+      RFPTarget aTarget = RFPTarget::Unknown) const final;
+  mozilla::OriginTrials Trials() const final;
+  mozilla::dom::FontFaceSet* GetFonts() final;
+
+  JSObject* GetGlobalJSObject() final { return GetWrapper(); }
+  JSObject* GetGlobalJSObjectPreserveColor() const final {
+    return GetWrapperPreserveColor();
+  }
+  // The HasJSGlobal on nsIGlobalObject ends up having to do a virtual
+  // call to GetGlobalJSObjectPreserveColor(), because when it's
+  // making the call it doesn't know it's doing it on an
+  // nsGlobalWindowInner.  Add a version here that can be entirely
+  // non-virtual.
+  bool HasJSGlobal() const { return GetGlobalJSObjectPreserveColor(); }
+
+  mozilla::Result<mozilla::ipc::PrincipalInfo, nsresult> GetStorageKey()
+      override;
+
+  mozilla::dom::StorageManager* GetStorageManager() override;
+
+  void TraceGlobalJSObject(JSTracer* aTrc);
+
+  virtual nsresult EnsureScriptEnvironment() override;
+
+  virtual nsIScriptContext* GetScriptContext() override;
+
+  virtual bool IsBlackForCC(bool aTracingNeeded = true) override;
+
+  // nsIScriptObjectPrincipal
+  virtual nsIPrincipal* GetPrincipal() override;
+
+  virtual nsIPrincipal* GetEffectiveCookiePrincipal() override;
+
+  virtual nsIPrincipal* GetEffectiveStoragePrincipal() override;
+
+  virtual nsIPrincipal* PartitionedPrincipal() override;
+
+  // nsIDOMWindow
+  NS_DECL_NSIDOMWINDOW
+
+  // nsIDOMChromeWindow (only implemented on chrome windows)
+  NS_DECL_NSIDOMCHROMEWINDOW
+
+  void CaptureEvents();
+  void ReleaseEvents();
+  void Dump(const nsAString& aStr);
+  void SetResizable(bool aResizable) const;
+
+  virtual mozilla::EventListenerManager* GetExistingListenerManager()
+      const override;
+
+  virtual mozilla::EventListenerManager* GetOrCreateListenerManager() override;
+
+  mozilla::Maybe<mozilla::dom::EventCallbackDebuggerNotificationType>
+  GetDebuggerNotificationType() const override;
+
+  bool ComputeDefaultWantsUntrusted(mozilla::ErrorResult& aRv) final;
+
+  virtual nsPIDOMWindowOuter* GetOwnerGlobalForBindingsInternal() override;
+
+  virtual nsIGlobalObject* GetOwnerGlobal() const override;
+
+  EventTarget* GetTargetForDOMEvent() override;
+
+  using mozilla::dom::EventTarget::DispatchEvent;
+  // TODO: Convert this to MOZ_CAN_RUN_SCRIPT (bug 1415230)
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY bool DispatchEvent(
+      mozilla::dom::Event& aEvent, mozilla::dom::CallerType aCallerType,
+      mozilla::ErrorResult& aRv) override;
+
+  void GetEventTargetParent(mozilla::EventChainPreVisitor& aVisitor) override;
+
+  // TODO: Convert this to MOZ_CAN_RUN_SCRIPT (bug 1415230)
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult
+  PostHandleEvent(mozilla::EventChainPostVisitor& aVisitor) override;
+
+  void Suspend(bool aIncludeSubWindows = true);
+  void Resume(bool aIncludeSubWindows = true);
+  virtual bool IsSuspended() const override;
+
+  // Calling Freeze() on a window will automatically Suspend() it.  In
+  // addition, the window and its children (if aIncludeSubWindows is true) are
+  // further treated as no longer suitable for interaction with the user.  For
+  // example, it may be marked non-visible, cannot be focused, etc.  All worker
+  // threads are also frozen bringing them to a complete stop.  A window can
+  // have Freeze() called multiple times and will only thaw after a matching
+  // number of Thaw() calls.
+  void Freeze(bool aIncludeSubWindows = true);
+  void Thaw(bool aIncludeSubWindows = true);
+  virtual bool IsFrozen() const override;
+  void SyncStateFromParentWindow();
+
+  // Called on the current inner window of a browsing context when its
+  // background state changes according to selected tab or visibility of the
+  // browser window.  Used with Suspend()/Resume() or Freeze()/Thaw() because
+  // background state may change while the inner window is not current.
+  void UpdateBackgroundState();
+
+  mozilla::dom::DebuggerNotificationManager*
+  GetOrCreateDebuggerNotificationManager() override;
+
+  mozilla::dom::DebuggerNotificationManager*
+  GetExistingDebuggerNotificationManager() override;
+
+  mozilla::Maybe<mozilla::dom::ClientInfo> GetClientInfo() const override;
+  mozilla::Maybe<mozilla::dom::ClientState> GetClientState() const;
+  mozilla::Maybe<mozilla::dom::ServiceWorkerDescriptor> GetController()
+      const override;
+
+  void SetCsp(nsIContentSecurityPolicy* aCsp);
+  void SetPreloadCsp(nsIContentSecurityPolicy* aPreloadCsp);
+  nsIContentSecurityPolicy* GetCsp();
+
+  virtual RefPtr<mozilla::dom::ServiceWorker> GetOrCreateServiceWorker(
+      const mozilla::dom::ServiceWorkerDescriptor& aDescriptor) override;
+
+  RefPtr<mozilla::dom::ServiceWorkerRegistration> GetServiceWorkerRegistration(
+      const mozilla::dom::ServiceWorkerRegistrationDescriptor& aDescriptor)
+      const override;
+
+  RefPtr<mozilla::dom::ServiceWorkerRegistration>
+  GetOrCreateServiceWorkerRegistration(
+      const mozilla::dom::ServiceWorkerRegistrationDescriptor& aDescriptor)
+      override;
+
+  mozilla::StorageAccess GetStorageAccess() final;
+
+  void NoteCalledRegisterForServiceWorkerScope(const nsACString& aScope);
+
+  void NoteDOMContentLoaded();
+
+  virtual nsresult FireDelayedDOMEvents(bool aIncludeSubWindows) override;
+
+  virtual void MaybeUpdateTouchState() override;
+
+  // Inner windows only.
+  void RefreshRealmPrincipal();
+
+  // For accessing protected field mFullscreen
+  friend class FullscreenTransitionTask;
+
+  // Inner windows only.
+  virtual void SetHasGamepadEventListener(bool aHasGamepad = true) override;
+  void NotifyHasXRSession();
+  bool HasUsedVR() const;
+  bool IsVRContentDetected() const;
+  bool IsVRContentPresenting() const;
+  void RequestXRPermission();
+  void OnXRPermissionRequestAllow();
+  void OnXRPermissionRequestCancel();
+
+  using EventTarget::EventListenerAdded;
+  virtual void EventListenerAdded(nsAtom* aType) override;
+  using EventTarget::EventListenerRemoved;
+  virtual void EventListenerRemoved(nsAtom* aType) override;
+
+  // nsIInterfaceRequestor
+  NS_DECL_NSIINTERFACEREQUESTOR
+
+  // WebIDL interface.
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> IndexedGetter(
+      uint32_t aIndex);
+
+  static bool IsPrivilegedChromeWindow(JSContext*, JSObject* aObj);
+
+  static bool IsRequestIdleCallbackEnabled(JSContext* aCx, JSObject*);
+
+  static bool DeviceSensorsEnabled(JSContext*, JSObject*);
+
+  static bool ContentPropertyEnabled(JSContext* aCx, JSObject*);
+
+  static bool CachesEnabled(JSContext* aCx, JSObject*);
+
+  bool DoResolve(
+      JSContext* aCx, JS::Handle<JSObject*> aObj, JS::Handle<jsid> aId,
+      JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> aDesc);
+  // The return value is whether DoResolve might end up resolving the given id.
+  // If in doubt, return true.
+  static bool MayResolve(jsid aId);
+
+  void GetOwnPropertyNames(JSContext* aCx, JS::MutableHandleVector<jsid> aNames,
+                           bool aEnumerableOnly, mozilla::ErrorResult& aRv);
+
+  nsPIDOMWindowOuter* GetInProcessScriptableTop() override;
+  inline nsGlobalWindowOuter* GetInProcessTopInternal();
+
+  inline nsGlobalWindowOuter* GetInProcessScriptableTopInternal();
+
+  already_AddRefed<mozilla::dom::BrowsingContext> GetChildWindow(
+      const nsAString& aName);
+
+  inline nsIBrowserChild* GetBrowserChild() { return mBrowserChild.get(); }
+
+  nsIScriptContext* GetContextInternal();
+
+  nsGlobalWindowOuter* GetOuterWindowInternal() const;
+
+  bool IsChromeWindow() const { return mIsChrome; }
+
+  // GetScrollFrame does not flush.  Callers should do it themselves as needed,
+  // depending on which info they actually want off the scrollable frame.
+  nsIScrollableFrame* GetScrollFrame();
+
+  nsresult Observe(nsISupports* aSubject, const char* aTopic,
+                   const char16_t* aData);
+
+  void ObserveStorageNotification(mozilla::dom::StorageEvent* aEvent,
+                                  const char16_t* aStorageType,
+                                  bool aPrivateBrowsing);
+
+  static void Init();
+  static void ShutDown();
+  static bool IsCallerChrome();
+
+  friend class WindowStateHolder;
+
+  NS_DECL_CYCLE_COLLECTION_SKIPPABLE_SCRIPT_HOLDER_CLASS_AMBIGUOUS(
+      nsGlobalWindowInner, mozilla::dom::EventTarget)
+
+#ifdef DEBUG
+  // Call Unlink on this window. This may cause bad things to happen, so use
+  // with caution.
+  void RiskyUnlink();
+#endif
+
+  virtual bool TakeFocus(bool aFocus, uint32_t aFocusMethod) override;
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY virtual void SetReadyForFocus() override;
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY virtual void PageHidden() override;
+  virtual nsresult DispatchAsyncHashchange(nsIURI* aOldURI,
+                                           nsIURI* aNewURI) override;
+  virtual nsresult DispatchSyncPopState() override;
+
+  // Inner windows only.
+  virtual void EnableDeviceSensor(uint32_t aType) override;
+  virtual void DisableDeviceSensor(uint32_t aType) override;
+
+#if defined(MOZ_WIDGET_ANDROID)
+  virtual void EnableOrientationChangeListener() override;
+  virtual void DisableOrientationChangeListener() override;
+#endif
+
+  void AddSizeOfIncludingThis(nsWindowSizes& aWindowSizes) const;
+
+  void CollectDOMSizesForDataDocuments(nsWindowSizes&) const;
+  void RegisterDataDocumentForMemoryReporting(Document*);
+  void UnregisterDataDocumentForMemoryReporting(Document*);
+
+  enum SlowScriptResponse {
+    ContinueSlowScript = 0,
+    ContinueSlowScriptAndKeepNotifying,
+    AlwaysContinueSlowScript,
+    KillSlowScript,
+    KillScriptGlobal
+  };
+  SlowScriptResponse ShowSlowScriptDialog(JSContext* aCx,
+                                          const nsString& aAddonId,
+                                          const double aDuration);
+
+  // Inner windows only.
+  void AddGamepad(mozilla::dom::GamepadHandle aHandle,
+                  mozilla::dom::Gamepad* aGamepad);
+  void RemoveGamepad(mozilla::dom::GamepadHandle aHandle);
+  void GetGamepads(nsTArray<RefPtr<mozilla::dom::Gamepad>>& aGamepads);
+  already_AddRefed<mozilla::dom::Gamepad> GetGamepad(
+      mozilla::dom::GamepadHandle aHandle);
+  void SetHasSeenGamepadInput(bool aHasSeen);
+  bool HasSeenGamepadInput();
+  void SyncGamepadState();
+  void StopGamepadHaptics();
+
+  // Inner windows only.
+  // Enable/disable updates for gamepad input.
+  void EnableGamepadUpdates();
+  void DisableGamepadUpdates();
+
+  // Inner windows only.
+  // Enable/disable updates for VR
+  void EnableVRUpdates();
+  void DisableVRUpdates();
+  // Reset telemetry data when switching windows.
+  // aUpdate, true for accumulating the result to the histogram.
+  // false for only resetting the timestamp.
+  void ResetVRTelemetry(bool aUpdate);
+
+  void StartVRActivity();
+  void StopVRActivity();
+
+  // Update the VR displays for this window
+  bool UpdateVRDisplays(nsTArray<RefPtr<mozilla::dom::VRDisplay>>& aDisplays);
+
+  // Inner windows only.
+  // Called to inform that the set of active VR displays has changed.
+  void NotifyActiveVRDisplaysChanged();
+  void NotifyDetectXRRuntimesCompleted();
+  void NotifyPresentationGenerationChanged(uint32_t aDisplayID);
+
+  void DispatchVRDisplayActivate(uint32_t aDisplayID,
+                                 mozilla::dom::VRDisplayEventReason aReason);
+  void DispatchVRDisplayDeactivate(uint32_t aDisplayID,
+                                   mozilla::dom::VRDisplayEventReason aReason);
+  void DispatchVRDisplayConnect(uint32_t aDisplayID);
+  void DispatchVRDisplayDisconnect(uint32_t aDisplayID);
+  void DispatchVRDisplayPresentChange(uint32_t aDisplayID);
+
+#define EVENT(name_, id_, type_, struct_)                              \
+  mozilla::dom::EventHandlerNonNull* GetOn##name_() {                  \
+    mozilla::EventListenerManager* elm = GetExistingListenerManager(); \
+    return elm ? elm->GetEventHandler(nsGkAtoms::on##name_) : nullptr; \
+  }                                                                    \
+  void SetOn##name_(mozilla::dom::EventHandlerNonNull* handler) {      \
+    mozilla::EventListenerManager* elm = GetOrCreateListenerManager(); \
+    if (elm) {                                                         \
+      elm->SetEventHandler(nsGkAtoms::on##name_, handler);             \
+    }                                                                  \
+  }
+#define ERROR_EVENT(name_, id_, type_, struct_)                          \
+  mozilla::dom::OnErrorEventHandlerNonNull* GetOn##name_() {             \
+    mozilla::EventListenerManager* elm = GetExistingListenerManager();   \
+    return elm ? elm->GetOnErrorEventHandler() : nullptr;                \
+  }                                                                      \
+  void SetOn##name_(mozilla::dom::OnErrorEventHandlerNonNull* handler) { \
+    mozilla::EventListenerManager* elm = GetOrCreateListenerManager();   \
+    if (elm) {                                                           \
+      elm->SetEventHandler(handler);                                     \
+    }                                                                    \
+  }
+#define BEFOREUNLOAD_EVENT(name_, id_, type_, struct_)                 \
+  mozilla::dom::OnBeforeUnloadEventHandlerNonNull* GetOn##name_() {    \
+    mozilla::EventListenerManager* elm = GetExistingListenerManager(); \
+    return elm ? elm->GetOnBeforeUnloadEventHandler() : nullptr;       \
+  }                                                                    \
+  void SetOn##name_(                                                   \
+      mozilla::dom::OnBeforeUnloadEventHandlerNonNull* handler) {      \
+    mozilla::EventListenerManager* elm = GetOrCreateListenerManager(); \
+    if (elm) {                                                         \
+      elm->SetEventHandler(handler);                                   \
+    }                                                                  \
+  }
+#define WINDOW_ONLY_EVENT EVENT
+#define TOUCH_EVENT EVENT
+#include "mozilla/EventNameList.h"
+#undef TOUCH_EVENT
+#undef WINDOW_ONLY_EVENT
+#undef BEFOREUNLOAD_EVENT
+#undef ERROR_EVENT
+#undef EVENT
+
+  nsISupports* GetParentObject() { return nullptr; }
+
+  static JSObject* CreateNamedPropertiesObject(JSContext* aCx,
+                                               JS::Handle<JSObject*> aProto);
+
+  mozilla::dom::WindowProxyHolder Window();
+  mozilla::dom::WindowProxyHolder Self() { return Window(); }
+  Document* GetDocument() { return GetDoc(); }
+  void GetName(nsAString& aName, mozilla::ErrorResult& aError);
+  void SetName(const nsAString& aName, mozilla::ErrorResult& aError);
+  mozilla::dom::Location* Location() override;
+  nsHistory* GetHistory(mozilla::ErrorResult& aError);
+  mozilla::dom::CustomElementRegistry* CustomElements() override;
+  mozilla::dom::CustomElementRegistry* GetExistingCustomElements();
+  mozilla::dom::BarProp* GetLocationbar(mozilla::ErrorResult& aError);
+  mozilla::dom::BarProp* GetMenubar(mozilla::ErrorResult& aError);
+  mozilla::dom::BarProp* GetPersonalbar(mozilla::ErrorResult& aError);
+  mozilla::dom::BarProp* GetScrollbars(mozilla::ErrorResult& aError);
+  mozilla::dom::BarProp* GetStatusbar(mozilla::ErrorResult& aError);
+  mozilla::dom::BarProp* GetToolbar(mozilla::ErrorResult& aError);
+  void GetStatus(nsAString& aStatus, mozilla::ErrorResult& aError);
+  void SetStatus(const nsAString& aStatus, mozilla::ErrorResult& aError);
+  void Close(mozilla::dom::CallerType aCallerType,
+             mozilla::ErrorResult& aError);
+  nsresult Close() override;
+  bool GetClosed(mozilla::ErrorResult& aError);
+  void Stop(mozilla::ErrorResult& aError);
+  void Focus(mozilla::dom::CallerType aCallerType,
+             mozilla::ErrorResult& aError);
+  nsresult Focus(mozilla::dom::CallerType aCallerType) override;
+  void Blur(mozilla::dom::CallerType aCallerType, mozilla::ErrorResult& aError);
+  mozilla::dom::WindowProxyHolder GetFrames(mozilla::ErrorResult& aError);
+  uint32_t Length();
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetTop(
+      mozilla::ErrorResult& aError);
+
+ protected:
+  explicit nsGlobalWindowInner(nsGlobalWindowOuter* aOuterWindow,
+                               mozilla::dom::WindowGlobalChild* aActor);
+  // Initializes the mWasOffline member variable
+  void InitWasOffline();
+
+ public:
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetOpenerWindow(
+      mozilla::ErrorResult& aError);
+  void GetOpener(JSContext* aCx, JS::MutableHandle<JS::Value> aRetval,
+                 mozilla::ErrorResult& aError);
+  void SetOpener(JSContext* aCx, JS::Handle<JS::Value> aOpener,
+                 mozilla::ErrorResult& aError);
+  void GetEvent(mozilla::dom::OwningEventOrUndefined& aRetval);
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetParent(
+      mozilla::ErrorResult& aError);
+  nsPIDOMWindowOuter* GetInProcessScriptableParent() override;
+  mozilla::dom::Element* GetFrameElement(nsIPrincipal& aSubjectPrincipal,
+                                         mozilla::ErrorResult& aError);
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> Open(
+      const nsAString& aUrl, const nsAString& aName, const nsAString& aOptions,
+      mozilla::ErrorResult& aError);
+  int16_t Orientation(mozilla::dom::CallerType aCallerType);
+
+  already_AddRefed<mozilla::dom::Console> GetConsole(JSContext* aCx,
+                                                     mozilla::ErrorResult& aRv);
+
+  // https://w3c.github.io/webappsec-secure-contexts/#dom-window-issecurecontext
+  bool IsSecureContext() const;
+
+  void GetSidebar(mozilla::dom::OwningExternalOrWindowProxy& aResult);
+  mozilla::dom::External* External();
+
+  mozilla::dom::Worklet* GetPaintWorklet(mozilla::ErrorResult& aRv);
+
+  void GetRegionalPrefsLocales(nsTArray<nsString>& aLocales);
+
+  void GetWebExposedLocales(nsTArray<nsString>& aLocales);
+
+  mozilla::dom::IntlUtils* GetIntlUtils(mozilla::ErrorResult& aRv);
+
+  void StoreSharedWorker(mozilla::dom::SharedWorker* aSharedWorker);
+
+  void ForgetSharedWorker(mozilla::dom::SharedWorker* aSharedWorker);
+
+ public:
+  void Alert(nsIPrincipal& aSubjectPrincipal, mozilla::ErrorResult& aError);
+  void Alert(const nsAString& aMessage, nsIPrincipal& aSubjectPrincipal,
+             mozilla::ErrorResult& aError);
+  bool Confirm(const nsAString& aMessage, nsIPrincipal& aSubjectPrincipal,
+               mozilla::ErrorResult& aError);
+  void Prompt(const nsAString& aMessage, const nsAString& aInitial,
+              nsAString& aReturn, nsIPrincipal& aSubjectPrincipal,
+              mozilla::ErrorResult& aError);
+  already_AddRefed<mozilla::dom::cache::CacheStorage> GetCaches(
+      mozilla::ErrorResult& aRv);
+  already_AddRefed<mozilla::dom::Promise> Fetch(
+      const mozilla::dom::RequestOrUSVString& aInput,
+      const mozilla::dom::RequestInit& aInit,
+      mozilla::dom::CallerType aCallerType, mozilla::ErrorResult& aRv);
+  MOZ_CAN_RUN_SCRIPT void Print(mozilla::ErrorResult& aError);
+  MOZ_CAN_RUN_SCRIPT mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder>
+  PrintPreview(nsIPrintSettings*, nsIWebProgressListener*, nsIDocShell*,
+               mozilla::ErrorResult&);
+  void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+                      const nsAString& aTargetOrigin,
+                      const mozilla::dom::Sequence<JSObject*>& aTransfer,
+                      nsIPrincipal& aSubjectPrincipal,
+                      mozilla::ErrorResult& aError);
+  void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+                      const mozilla::dom::WindowPostMessageOptions& aOptions,
+                      nsIPrincipal& aSubjectPrincipal,
+                      mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetTimeout(JSContext* aCx, mozilla::dom::Function& aFunction,
+                     int32_t aTimeout,
+                     const mozilla::dom::Sequence<JS::Value>& aArguments,
+                     mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetTimeout(JSContext* aCx, const nsAString& aHandler,
+                     int32_t aTimeout,
+                     const mozilla::dom::Sequence<JS::Value>& /* unused */,
+                     mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  void ClearTimeout(int32_t aHandle);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetInterval(JSContext* aCx, mozilla::dom::Function& aFunction,
+                      const int32_t aTimeout,
+                      const mozilla::dom::Sequence<JS::Value>& aArguments,
+                      mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetInterval(JSContext* aCx, const nsAString& aHandler,
+                      const int32_t aTimeout,
+                      const mozilla::dom::Sequence<JS::Value>& /* unused */,
+                      mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  void ClearInterval(int32_t aHandle);
+  void GetOrigin(nsAString& aOrigin);
+
+  MOZ_CAN_RUN_SCRIPT
+  void ReportError(JSContext* aCx, JS::Handle<JS::Value> aError,
+                   mozilla::dom::CallerType aCallerType,
+                   mozilla::ErrorResult& aRv);
+
+  void Atob(const nsAString& aAsciiBase64String, nsAString& aBinaryData,
+            mozilla::ErrorResult& aError);
+  void Btoa(const nsAString& aBinaryData, nsAString& aAsciiBase64String,
+            mozilla::ErrorResult& aError);
+  mozilla::dom::Storage* GetSessionStorage(mozilla::ErrorResult& aError);
+  mozilla::dom::Storage* GetLocalStorage(mozilla::ErrorResult& aError);
+  mozilla::dom::Selection* GetSelection(mozilla::ErrorResult& aError);
+  mozilla::dom::IDBFactory* GetIndexedDB(JSContext* aCx,
+                                         mozilla::ErrorResult& aError);
+  already_AddRefed<nsICSSDeclaration> GetComputedStyle(
+      mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
+      mozilla::ErrorResult& aError) override;
+  mozilla::dom::VisualViewport* VisualViewport();
+  already_AddRefed<mozilla::dom::MediaQueryList> MatchMedia(
+      const nsACString& aQuery, mozilla::dom::CallerType aCallerType,
+      mozilla::ErrorResult& aError);
+  nsScreen* GetScreen(mozilla::ErrorResult& aError);
+  void MoveTo(int32_t aXPos, int32_t aYPos,
+              mozilla::dom::CallerType aCallerType,
+              mozilla::ErrorResult& aError);
+  void MoveBy(int32_t aXDif, int32_t aYDif,
+              mozilla::dom::CallerType aCallerType,
+              mozilla::ErrorResult& aError);
+  void ResizeTo(int32_t aWidth, int32_t aHeight,
+                mozilla::dom::CallerType aCallerType,
+                mozilla::ErrorResult& aError);
+  void ResizeBy(int32_t aWidthDif, int32_t aHeightDif,
+                mozilla::dom::CallerType aCallerType,
+                mozilla::ErrorResult& aError);
+  void Scroll(double aXScroll, double aYScroll);
+  void Scroll(const mozilla::dom::ScrollToOptions& aOptions);
+  void ScrollTo(double aXScroll, double aYScroll);
+  void ScrollTo(const mozilla::dom::ScrollToOptions& aOptions);
+  void ScrollBy(double aXScrollDif, double aYScrollDif);
+  void ScrollBy(const mozilla::dom::ScrollToOptions& aOptions);
+  void ScrollByLines(int32_t numLines,
+                     const mozilla::dom::ScrollOptions& aOptions);
+  void ScrollByPages(int32_t numPages,
+                     const mozilla::dom::ScrollOptions& aOptions);
+  void MozScrollSnap();
+  void GetInnerWidth(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                     mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void SetInnerWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                     mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void GetInnerHeight(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                      mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+  void SetInnerHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                      mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+  double GetScrollX(mozilla::ErrorResult& aError);
+  double GetPageXOffset(mozilla::ErrorResult& aError) {
+    return GetScrollX(aError);
+  }
+  double GetScrollY(mozilla::ErrorResult& aError);
+  double GetPageYOffset(mozilla::ErrorResult& aError) {
+    return GetScrollY(aError);
+  }
+
+  int32_t GetScreenLeft(mozilla::dom::CallerType aCallerType,
+                        mozilla::ErrorResult& aError) {
+    return GetScreenX(aCallerType, aError);
+  }
+
+  double ScreenEdgeSlopX() const;
+  double ScreenEdgeSlopY() const;
+
+  int32_t GetScreenTop(mozilla::dom::CallerType aCallerType,
+                       mozilla::ErrorResult& aError) {
+    return GetScreenY(aCallerType, aError);
+  }
+
+  void GetScreenX(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                  mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  void SetScreenX(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                  mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  void GetScreenY(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                  mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  void SetScreenY(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                  mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  void GetOuterWidth(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                     mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void SetOuterWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                     mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void GetOuterHeight(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
+                      mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+  void SetOuterHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                      mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t RequestAnimationFrame(mozilla::dom::FrameRequestCallback& aCallback,
+                                mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  void CancelAnimationFrame(int32_t aHandle, mozilla::ErrorResult& aError);
+
+  uint32_t RequestIdleCallback(JSContext* aCx,
+                               mozilla::dom::IdleRequestCallback& aCallback,
+                               const mozilla::dom::IdleRequestOptions& aOptions,
+                               mozilla::ErrorResult& aError);
+  void CancelIdleCallback(uint32_t aHandle);
+
+#ifdef MOZ_WEBSPEECH
+  mozilla::dom::SpeechSynthesis* GetSpeechSynthesis(
+      mozilla::ErrorResult& aError);
+  bool HasActiveSpeechSynthesis();
+#endif
+
+  mozilla::glean::Glean* Glean();
+  mozilla::glean::GleanPings* GleanPings();
+
+  already_AddRefed<nsICSSDeclaration> GetDefaultComputedStyle(
+      mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
+      mozilla::ErrorResult& aError);
+  void SizeToContent(mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void SizeToContentConstrained(const mozilla::dom::SizeToContentConstraints&,
+                                mozilla::ErrorResult&);
+  mozilla::dom::Crypto* GetCrypto(mozilla::ErrorResult& aError);
+  nsIControllers* GetControllers(mozilla::ErrorResult& aError);
+  nsresult GetControllers(nsIControllers** aControllers) override;
+  mozilla::dom::Element* GetRealFrameElement(mozilla::ErrorResult& aError);
+  float GetMozInnerScreenX(mozilla::dom::CallerType aCallerType,
+                           mozilla::ErrorResult& aError);
+  float GetMozInnerScreenY(mozilla::dom::CallerType aCallerType,
+                           mozilla::ErrorResult& aError);
+  double GetDevicePixelRatio(mozilla::dom::CallerType aCallerType,
+                             mozilla::ErrorResult& aError);
+  double GetDesktopToDeviceScale(mozilla::ErrorResult& aError);
+  int32_t GetScrollMinX(mozilla::ErrorResult& aError);
+  int32_t GetScrollMinY(mozilla::ErrorResult& aError);
+  int32_t GetScrollMaxX(mozilla::ErrorResult& aError);
+  int32_t GetScrollMaxY(mozilla::ErrorResult& aError);
+  bool GetFullScreen(mozilla::ErrorResult& aError);
+  bool GetFullScreen() override;
+  void SetFullScreen(bool aFullscreen, mozilla::ErrorResult& aError);
+  bool Find(const nsAString& aString, bool aCaseSensitive, bool aBackwards,
+            bool aWrapAround, bool aWholeWord, bool aSearchInFrames,
+            bool aShowDialog, mozilla::ErrorResult& aError);
+
+  bool DidFireDocElemInserted() const { return mDidFireDocElemInserted; }
+  void SetDidFireDocElemInserted() { mDidFireDocElemInserted = true; }
+
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> OpenDialog(
+      JSContext* aCx, const nsAString& aUrl, const nsAString& aName,
+      const nsAString& aOptions,
+      const mozilla::dom::Sequence<JS::Value>& aExtraArgument,
+      mozilla::ErrorResult& aError);
+  void UpdateCommands(const nsAString& anAction, mozilla::dom::Selection* aSel,
+                      int16_t aReason);
+
+  void GetContent(JSContext* aCx, JS::MutableHandle<JSObject*> aRetval,
+                  mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+
+  already_AddRefed<mozilla::dom::Promise> CreateImageBitmap(
+      const mozilla::dom::ImageBitmapSource& aImage,
+      const mozilla::dom::ImageBitmapOptions& aOptions,
+      mozilla::ErrorResult& aRv);
+
+  already_AddRefed<mozilla::dom::Promise> CreateImageBitmap(
+      const mozilla::dom::ImageBitmapSource& aImage, int32_t aSx, int32_t aSy,
+      int32_t aSw, int32_t aSh,
+      const mozilla::dom::ImageBitmapOptions& aOptions,
+      mozilla::ErrorResult& aRv);
+
+  void StructuredClone(JSContext* aCx, JS::Handle<JS::Value> aValue,
+                       const mozilla::dom::StructuredSerializeOptions& aOptions,
+                       JS::MutableHandle<JS::Value> aRetval,
+                       mozilla::ErrorResult& aError);
+
+  // ChromeWindow bits.  Do NOT call these unless your window is in
+  // fact chrome.
+  uint16_t WindowState();
+  bool IsFullyOccluded();
+  nsIBrowserDOMWindow* GetBrowserDOMWindow(mozilla::ErrorResult& aError);
+  void SetBrowserDOMWindow(nsIBrowserDOMWindow* aBrowserWindow,
+                           mozilla::ErrorResult& aError);
+  void GetAttention(mozilla::ErrorResult& aError);
+  void GetAttentionWithCycleCount(int32_t aCycleCount,
+                                  mozilla::ErrorResult& aError);
+  void SetCursor(const nsACString& aCursor, mozilla::ErrorResult& aError);
+  void Maximize();
+  void Minimize();
+  void Restore();
+  void GetWorkspaceID(nsAString& workspaceID);
+  void MoveToWorkspace(const nsAString& workspaceID);
+  void NotifyDefaultButtonLoaded(mozilla::dom::Element& aDefaultButton,
+                                 mozilla::ErrorResult& aError);
+  mozilla::dom::ChromeMessageBroadcaster* MessageManager();
+  mozilla::dom::ChromeMessageBroadcaster* GetGroupMessageManager(
+      const nsAString& aGroup);
+
+  already_AddRefed<mozilla::dom::Promise> PromiseDocumentFlushed(
+      mozilla::dom::PromiseDocumentFlushedCallback& aCallback,
+      mozilla::ErrorResult& aError);
+
+  void GetReturnValueOuter(JSContext* aCx,
+                           JS::MutableHandle<JS::Value> aReturnValue,
+                           nsIPrincipal& aSubjectPrincipal,
+                           mozilla::ErrorResult& aError);
+  void GetReturnValue(JSContext* aCx, JS::MutableHandle<JS::Value> aReturnValue,
+                      nsIPrincipal& aSubjectPrincipal,
+                      mozilla::ErrorResult& aError);
+  void SetReturnValueOuter(JSContext* aCx, JS::Handle<JS::Value> aReturnValue,
+                           nsIPrincipal& aSubjectPrincipal,
+                           mozilla::ErrorResult& aError);
+  void SetReturnValue(JSContext* aCx, JS::Handle<JS::Value> aReturnValue,
+                      nsIPrincipal& aSubjectPrincipal,
+                      mozilla::ErrorResult& aError);
+
+  void GetInterface(JSContext* aCx, JS::Handle<JS::Value> aIID,
+                    JS::MutableHandle<JS::Value> aRetval,
+                    mozilla::ErrorResult& aError);
+
+  already_AddRefed<nsWindowRoot> GetWindowRoot(mozilla::ErrorResult& aError);
+
+  bool ShouldReportForServiceWorkerScope(const nsAString& aScope);
+
+  mozilla::dom::InstallTriggerImpl* GetInstallTrigger();
+
+  nsIDOMWindowUtils* GetWindowUtils(mozilla::ErrorResult& aRv);
+
+  void UpdateTopInnerWindow();
+
+  virtual bool IsInSyncOperation() override;
+
+  // Early during inner window creation, `IsSharedMemoryAllowedInternal`
+  // is called before the `mDoc` field has been initialized in order to
+  // determine whether to expose the `SharedArrayBuffer` constructor on the
+  // JS global. We still want to consider the document's principal to see if
+  // it is a privileged extension which should be exposed to
+  // `SharedArrayBuffer`, however the inner window doesn't know the document's
+  // principal yet. `aPrincipalOverride` is used in that situation to provide
+  // the principal for the to-be-loaded document.
+  bool IsSharedMemoryAllowed() const override {
+    return IsSharedMemoryAllowedInternal(
+        const_cast<nsGlobalWindowInner*>(this)->GetPrincipal());
+  }
+
+  bool IsSharedMemoryAllowedInternal(nsIPrincipal* aPrincipal = nullptr) const;
+
+  // https://whatpr.org/html/4734/structured-data.html#cross-origin-isolated
+  bool CrossOriginIsolated() const override;
+
+  mozilla::dom::WebTaskScheduler* Scheduler();
+
+ protected:
+  // Web IDL helpers
+
+  // Redefine the property called aPropName on this window object to be a value
+  // property with the value aValue, much like we would do for a [Replaceable]
+  // property in IDL.
+  void RedefineProperty(JSContext* aCx, const char* aPropName,
+                        JS::Handle<JS::Value> aValue,
+                        mozilla::ErrorResult& aError);
+
+  // Implementation guts for our writable IDL attributes that are really
+  // supposed to be readonly replaceable.
+  template <typename T>
+  using WindowCoordGetter = T (nsGlobalWindowInner::*)(
+      mozilla::dom::CallerType aCallerType, mozilla::ErrorResult&);
+  template <typename T>
+  using WindowCoordSetter = void (nsGlobalWindowInner::*)(
+      T, mozilla::dom::CallerType aCallerType, mozilla::ErrorResult&);
+
+  template <typename T>
+  void GetReplaceableWindowCoord(JSContext* aCx, WindowCoordGetter<T> aGetter,
+                                 JS::MutableHandle<JS::Value> aRetval,
+                                 mozilla::dom::CallerType aCallerType,
+                                 mozilla::ErrorResult& aError);
+
+  template <typename T>
+  void SetReplaceableWindowCoord(JSContext* aCx, WindowCoordSetter<T> aSetter,
+                                 JS::Handle<JS::Value> aValue,
+                                 const char* aPropName,
+                                 mozilla::dom::CallerType aCallerType,
+                                 mozilla::ErrorResult& aError);
+  // And the implementations of WindowCoordGetter/WindowCoordSetter.
+ protected:
+  double GetInnerWidth(mozilla::dom::CallerType aCallerType,
+                       mozilla::ErrorResult& aError);
+  nsresult GetInnerWidth(double* aWidth) override;
+  void SetInnerWidth(double aInnerWidth, mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  double GetInnerHeight(mozilla::dom::CallerType aCallerType,
+                        mozilla::ErrorResult& aError);
+  nsresult GetInnerHeight(double* aHeight) override;
+  void SetInnerHeight(double aInnerHeight, mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+  int32_t GetScreenX(mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void SetScreenX(int32_t aScreenX, mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  int32_t GetScreenY(mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  void SetScreenY(int32_t aScreenY, mozilla::dom::CallerType aCallerType,
+                  mozilla::ErrorResult& aError);
+  int32_t GetOuterWidth(mozilla::dom::CallerType aCallerType,
+                        mozilla::ErrorResult& aError);
+  void SetOuterWidth(int32_t aOuterWidth, mozilla::dom::CallerType aCallerType,
+                     mozilla::ErrorResult& aError);
+  int32_t GetOuterHeight(mozilla::dom::CallerType aCallerType,
+                         mozilla::ErrorResult& aError);
+  void SetOuterHeight(int32_t aOuterHeight,
+                      mozilla::dom::CallerType aCallerType,
+                      mozilla::ErrorResult& aError);
+
+  friend class HashchangeCallback;
+  friend class mozilla::dom::BarProp;
+
+  // Object Management
+  virtual ~nsGlobalWindowInner();
+
+  void FreeInnerObjects();
+
+  // Initialize state that depends on the document.  By this point, mDoc should
+  // be set correctly and have us set as its script global object.
+  void InitDocumentDependentState(JSContext* aCx);
+
+  nsresult EnsureClientSource();
+  nsresult ExecutionReady();
+
+  // Inner windows only.
+  nsresult DefineArgumentsProperty(nsIArray* aArguments);
+
+  // Get the parent, returns null if this is a toplevel window
+  nsPIDOMWindowOuter* GetInProcessParentInternal();
+
+ private:
+  template <typename Method, typename... Args>
+  mozilla::CallState CallOnInProcessDescendantsInternal(
+      mozilla::dom::BrowsingContext* aBrowsingContext, bool aChildOnly,
+      Method aMethod, Args&&... aArgs);
+
+  // Call the given method on the immediate children of this window.  The
+  // CallState returned by the last child method invocation is returned or
+  // CallState::Continue if the method returns void.
+  template <typename Method, typename... Args>
+  mozilla::CallState CallOnInProcessChildren(Method aMethod, Args&&... aArgs) {
+    MOZ_ASSERT(IsCurrentInnerWindow());
+    return CallOnInProcessDescendantsInternal(GetBrowsingContext(), true,
+                                              aMethod, aArgs...);
+  }
+
+  // Call the given method on the descendant of this window.  The CallState
+  // returned by the last descendant method invocation is returned or
+  // CallState::Continue if the method returns void.
+  template <typename Method, typename... Args>
+  mozilla::CallState CallOnInProcessDescendants(Method aMethod,
+                                                Args&&... aArgs) {
+    MOZ_ASSERT(IsCurrentInnerWindow());
+    return CallOnInProcessDescendantsInternal(GetBrowsingContext(), false,
+                                              aMethod, aArgs...);
+  }
+
+  // Helper to convert a void returning child method into an implicit
+  // CallState::Continue value.
+  template <typename Return, typename Method, typename... Args>
+  typename std::enable_if<std::is_void<Return>::value, mozilla::CallState>::type
+  CallDescendant(nsGlobalWindowInner* aWindow, Method aMethod,
+                 Args&&... aArgs) {
+    (aWindow->*aMethod)(aArgs...);
+    return mozilla::CallState::Continue;
+  }
+
+  // Helper that passes through the CallState value from a child method.
+  template <typename Return, typename Method, typename... Args>
+  typename std::enable_if<std::is_same<Return, mozilla::CallState>::value,
+                          mozilla::CallState>::type
+  CallDescendant(nsGlobalWindowInner* aWindow, Method aMethod,
+                 Args&&... aArgs) {
+    return (aWindow->*aMethod)(aArgs...);
+  }
+
+  void FreezeInternal(bool aIncludeSubWindows);
+  void ThawInternal(bool aIncludeSubWindows);
+
+  mozilla::CallState ShouldReportForServiceWorkerScopeInternal(
+      const nsACString& aScope, bool* aResultOut);
+
+ public:
+  // Timeout Functions
+  // |interval| is in milliseconds.
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetTimeoutOrInterval(
+      JSContext* aCx, mozilla::dom::Function& aFunction, int32_t aTimeout,
+      const mozilla::dom::Sequence<JS::Value>& aArguments, bool aIsInterval,
+      mozilla::ErrorResult& aError);
+
+  MOZ_CAN_RUN_SCRIPT
+  int32_t SetTimeoutOrInterval(JSContext* aCx, const nsAString& aHandler,
+                               int32_t aTimeout, bool aIsInterval,
+                               mozilla::ErrorResult& aError);
+
+  // Return true if |aTimeout| was cleared while its handler ran.
+  MOZ_CAN_RUN_SCRIPT
+  bool RunTimeoutHandler(mozilla::dom::Timeout* aTimeout,
+                         nsIScriptContext* aScx);
+
+  // Helper Functions
+  already_AddRefed<nsIDocShellTreeOwner> GetTreeOwner();
+  already_AddRefed<nsIWebBrowserChrome> GetWebBrowserChrome();
+  bool IsPrivateBrowsing();
+
+  void FireOfflineStatusEventIfChanged();
+
+ public:
+  // Inner windows only.
+  nsresult FireHashchange(const nsAString& aOldURL, const nsAString& aNewURL);
+
+  void FlushPendingNotifications(mozilla::FlushType aType);
+
+  void ScrollTo(const mozilla::CSSIntPoint& aScroll,
+                const mozilla::dom::ScrollOptions& aOptions);
+
+  already_AddRefed<nsIWidget> GetMainWidget();
+  nsIWidget* GetNearestWidget() const;
+
+  bool IsInModalState();
+
+  void SetFocusedElement(mozilla::dom::Element* aElement,
+                         uint32_t aFocusMethod = 0,
+                         bool aNeedsFocus = false) override;
+
+  uint32_t GetFocusMethod() override;
+
+  bool ShouldShowFocusRing() override;
+
+  // Inner windows only.
+  void UpdateCanvasFocus(bool aFocusChanged, nsIContent* aNewContent);
+
+ public:
+  virtual already_AddRefed<nsPIWindowRoot> GetTopWindowRoot() override;
+
+  // Get the toplevel principal, returns null if this is a toplevel window.
+  nsIPrincipal* GetTopLevelAntiTrackingPrincipal();
+
+  // Get the client principal, returns null if the clientSource is not
+  // available.
+  nsIPrincipal* GetClientPrincipal();
+
+  // Whether the chrome window is currently in a full screen transition. This
+  // flag is updated from FullscreenTransitionTask.
+  bool IsInFullScreenTransition();
+
+  // This method is called if this window loads a 3rd party tracking resource
+  // and the storage is just been granted. The window can reset the partitioned
+  // storage objects and switch to the first party cookie jar.
+  void StorageAccessPermissionGranted();
+
+ protected:
+  static void NotifyDOMWindowDestroyed(nsGlobalWindowInner* aWindow);
+  void NotifyWindowIDDestroyed(const char* aTopic);
+
+  static void NotifyDOMWindowFrozen(nsGlobalWindowInner* aWindow);
+  static void NotifyDOMWindowThawed(nsGlobalWindowInner* aWindow);
+
+  virtual void UpdateParentTarget() override;
+
+  // Clear the document-dependent slots on our JS wrapper.  Inner windows only.
+  void ClearDocumentDependentSlots(JSContext* aCx);
+
+  // Inner windows only.
+  already_AddRefed<mozilla::dom::StorageEvent> CloneStorageEvent(
+      const nsAString& aType, const RefPtr<mozilla::dom::StorageEvent>& aEvent,
+      mozilla::ErrorResult& aRv);
+
+ protected:
+  already_AddRefed<nsICSSDeclaration> GetComputedStyleHelper(
+      mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
+      bool aDefaultStylesOnly, mozilla::ErrorResult& aError);
+
+  nsGlobalWindowInner* InnerForSetTimeoutOrInterval(
+      mozilla::ErrorResult& aError);
+
+  void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+                      const nsAString& aTargetOrigin,
+                      JS::Handle<JS::Value> aTransfer,
+                      nsIPrincipal& aSubjectPrincipal,
+                      mozilla::ErrorResult& aError);
+
+ private:
+  // Fire the JS engine's onNewGlobalObject hook.  Only used on inner windows.
+  void FireOnNewGlobalObject();
+
+  // Helper for resolving the components shim.
+  bool ResolveComponentsShim(
+      JSContext* aCx, JS::Handle<JSObject*> aObj,
+      JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> aDesc);
+
+  // nsPIDOMWindow{Inner,Outer} should be able to see these helper methods.
+  friend class nsPIDOMWindowInner;
+  friend class nsPIDOMWindowOuter;
+
+  bool IsBackgroundInternal() const;
+
+  // NOTE: Chrome Only
+  void DisconnectAndClearGroupMessageManagers() {
+    MOZ_RELEASE_ASSERT(IsChromeWindow());
+    for (const auto& entry : mChromeFields.mGroupMessageManagers) {
+      mozilla::dom::ChromeMessageBroadcaster* mm = entry.GetWeak();
+      if (mm) {
+        mm->Disconnect();
+      }
+    }
+    mChromeFields.mGroupMessageManagers.Clear();
+  }
+
+  // Call mDocumentFlushedResolvers items, and perform MicroTask checkpoint
+  // after that.
+  //
+  // If aUntilExhaustion is true, then we call resolvers that get added as a
+  // result synchronously, otherwise we wait until the next refresh driver tick.
+  void CallDocumentFlushedResolvers(bool aUntilExhaustion);
+
+  // Called after a refresh driver tick. See documentation of
+  // CallDocumentFlushedResolvers for the meaning of aUntilExhaustion.
+  //
+  // Returns whether we need to keep observing the refresh driver or not.
+  bool MaybeCallDocumentFlushedResolvers(bool aUntilExhaustion);
+
+  // Try to fire the "load" event on our content embedder if we're an iframe.
+  MOZ_CAN_RUN_SCRIPT void FireFrameLoadEvent();
+
+  void UpdateAutoplayPermission();
+  void UpdateShortcutsPermission();
+  void UpdatePopupPermission();
+
+  void UpdatePermissions();
+
+ public:
+  static uint32_t GetShortcutsPermission(nsIPrincipal* aPrincipal);
+
+  // Dispatch a runnable related to the global.
+  virtual nsresult Dispatch(mozilla::TaskCategory aCategory,
+                            already_AddRefed<nsIRunnable>&& aRunnable) override;
+
+  virtual nsISerialEventTarget* EventTargetFor(
+      mozilla::TaskCategory aCategory) const override;
+
+  virtual mozilla::AbstractThread* AbstractMainThreadFor(
+      mozilla::TaskCategory aCategory) override;
+
+  void DisableIdleCallbackRequests();
+  uint32_t LastIdleRequestHandle() const {
+    return mIdleRequestCallbackCounter - 1;
+  }
+  MOZ_CAN_RUN_SCRIPT
+  void RunIdleRequest(mozilla::dom::IdleRequest* aRequest,
+                      DOMHighResTimeStamp aDeadline, bool aDidTimeout);
+  MOZ_CAN_RUN_SCRIPT
+  void ExecuteIdleRequest(TimeStamp aDeadline);
+  void ScheduleIdleRequestDispatch();
+  void SuspendIdleRequests();
+  void ResumeIdleRequests();
+
+  using IdleRequests = mozilla::LinkedList<RefPtr<mozilla::dom::IdleRequest>>;
+  void RemoveIdleCallback(mozilla::dom::IdleRequest* aRequest);
+
+  void SetActiveLoadingState(bool aIsLoading) override;
+
+  // Hint to the JS engine whether we are currently loading.
+  void HintIsLoading(bool aIsLoading);
+
+  mozilla::dom::ContentMediaController* GetContentMediaController();
+
+  bool TryOpenExternalProtocolIframe() {
+    if (mHasOpenedExternalProtocolFrame) {
+      return false;
+    }
+    mHasOpenedExternalProtocolFrame = true;
+    return true;
+  }
+
+  nsTArray<uint32_t>& GetScrollMarks() { return mScrollMarks; }
+  bool GetScrollMarksOnHScrollbar() const { return mScrollMarksOnHScrollbar; }
+  void SetScrollMarks(const nsTArray<uint32_t>& aScrollMarks,
+                      bool aOnHScrollbar);
+
+  // Don't use this value directly, call StorageAccess::StorageAllowedForWindow
+  // instead.
+  mozilla::Maybe<mozilla::StorageAccess> GetStorageAllowedCache(
+      uint32_t& aRejectedReason) {
+    if (mStorageAllowedCache.isSome()) {
+      aRejectedReason = mStorageAllowedReasonCache;
+    }
+    return mStorageAllowedCache;
+  }
+  void SetStorageAllowedCache(const mozilla::StorageAccess& storageAllowed,
+                              uint32_t aRejectedReason) {
+    mStorageAllowedCache = Some(storageAllowed);
+    mStorageAllowedReasonCache = aRejectedReason;
+  }
+  void ClearStorageAllowedCache() {
+    mStorageAllowedCache = mozilla::Nothing();
+    mStorageAllowedReasonCache = 0;
+  }
+
+  virtual JS::loader::ModuleLoaderBase* GetModuleLoader(
+      JSContext* aCx) override;
+
+ private:
+  RefPtr<mozilla::dom::ContentMediaController> mContentMediaController;
+
+  RefPtr<mozilla::dom::WebTaskSchedulerMainThread> mWebTaskScheduler;
+
+ protected:
+  // Whether we need to care about orientation changes.
+  bool mHasOrientationChangeListeners : 1;
+
+  // Window offline status. Checked to see if we need to fire offline event
+  bool mWasOffline : 1;
+
+  // Represents whether the inner window's page has had a slow script notice.
+  // Only used by inner windows; will always be false for outer windows.
+  // This is used to implement Telemetry measures such as
+  // SLOW_SCRIPT_PAGE_COUNT.
+  bool mHasHadSlowScript : 1;
+
+  // Fast way to tell if this is a chrome window (without having to QI).
+  bool mIsChrome : 1;
+
+  // Hack to indicate whether a chrome window needs its message manager
+  // to be disconnected, since clean up code is shared in the global
+  // window superclass.
+  bool mCleanMessageManager : 1;
+
+  // Indicates that the current document has never received a document focus
+  // event.
+  bool mNeedsFocus : 1;
+  bool mHasFocus : 1;
+
+  // true if tab navigation has occurred for this window. Focus rings
+  // should be displayed.
+  bool mFocusByKeyOccurred : 1;
+
+  // True if we have notified document-element-inserted observers for this
+  // document.
+  bool mDidFireDocElemInserted : 1;
+
+  // Indicates whether this window wants gamepad input events
+  bool mHasGamepad : 1;
+
+  // Indicates whether this window has content that has an XR session
+  // An XR session results in enumeration and activation of XR devices.
+  bool mHasXRSession : 1;
+
+  // Indicates whether this window wants VRDisplayActivate events
+  bool mHasVRDisplayActivateEvents : 1;
+
+  // Indicates that a request for XR runtime detection has been
+  // requested, but has not yet been resolved
+  bool mXRRuntimeDetectionInFlight : 1;
+
+  // Indicates that an XR permission request has been requested
+  // but has not yet been resolved.
+  bool mXRPermissionRequestInFlight : 1;
+
+  // Indicates that an XR permission request has been granted.
+  // The page should not request permission multiple times.
+  bool mXRPermissionGranted : 1;
+
+  // True if this was the currently-active inner window for a BrowsingContext at
+  // the time it was discarded.
+  bool mWasCurrentInnerWindow : 1;
+  void SetWasCurrentInnerWindow() { mWasCurrentInnerWindow = true; }
+  bool WasCurrentInnerWindow() const override { return mWasCurrentInnerWindow; }
+
+  bool mHasSeenGamepadInput : 1;
+
+  // Whether we told the JS engine that we were in pageload.
+  bool mHintedWasLoading : 1;
+
+  // Whether this window has opened an external-protocol iframe without user
+  // activation once already. Only relevant for top windows.
+  bool mHasOpenedExternalProtocolFrame : 1;
+
+  bool mScrollMarksOnHScrollbar : 1;
+
+  nsCheapSet<nsUint32HashKey> mGamepadIndexSet;
+  nsRefPtrHashtable<nsGenericHashKey<mozilla::dom::GamepadHandle>,
+                    mozilla::dom::Gamepad>
+      mGamepads;
+
+  RefPtr<nsScreen> mScreen;
+
+  RefPtr<mozilla::dom::BarProp> mMenubar;
+  RefPtr<mozilla::dom::BarProp> mToolbar;
+  RefPtr<mozilla::dom::BarProp> mLocationbar;
+  RefPtr<mozilla::dom::BarProp> mPersonalbar;
+  RefPtr<mozilla::dom::BarProp> mStatusbar;
+  RefPtr<mozilla::dom::BarProp> mScrollbars;
+
+  RefPtr<nsGlobalWindowObserver> mObserver;
+  RefPtr<mozilla::dom::Crypto> mCrypto;
+  RefPtr<mozilla::dom::cache::CacheStorage> mCacheStorage;
+  RefPtr<mozilla::dom::Console> mConsole;
+  RefPtr<mozilla::dom::Worklet> mPaintWorklet;
+  RefPtr<mozilla::dom::External> mExternal;
+  RefPtr<mozilla::dom::InstallTriggerImpl> mInstallTrigger;
+
+  RefPtr<mozilla::dom::Storage> mLocalStorage;
+  RefPtr<mozilla::dom::Storage> mSessionStorage;
+
+  RefPtr<mozilla::EventListenerManager> mListenerManager;
+  RefPtr<mozilla::dom::Location> mLocation;
+  RefPtr<nsHistory> mHistory;
+  RefPtr<mozilla::dom::CustomElementRegistry> mCustomElements;
+
+  nsTObserverArray<RefPtr<mozilla::dom::SharedWorker>> mSharedWorkers;
+
+  RefPtr<mozilla::dom::VisualViewport> mVisualViewport;
+
+  // The document's principals and CSP are only stored if
+  // FreeInnerObjects has been called.
+  nsCOMPtr<nsIPrincipal> mDocumentPrincipal;
+  nsCOMPtr<nsIPrincipal> mDocumentCookiePrincipal;
+  nsCOMPtr<nsIPrincipal> mDocumentStoragePrincipal;
+  nsCOMPtr<nsIPrincipal> mDocumentPartitionedPrincipal;
+  nsCOMPtr<nsIContentSecurityPolicy> mDocumentCsp;
+
+  // Used to cache the result of StorageAccess::StorageAllowedForWindow.
+  // Don't use this field directly, use StorageAccess::StorageAllowedForWindow
+  // instead.
+  mozilla::Maybe<mozilla::StorageAccess> mStorageAllowedCache;
+  uint32_t mStorageAllowedReasonCache;
+
+  RefPtr<mozilla::dom::DebuggerNotificationManager>
+      mDebuggerNotificationManager;
+
+  // mBrowserChild is only ever populated in the content process.
+  nsCOMPtr<nsIBrowserChild> mBrowserChild;
+
+  uint32_t mSuspendDepth;
+  uint32_t mFreezeDepth;
+
+#ifdef DEBUG
+  uint32_t mSerial;
+#endif
+
+  // the method that was used to focus mFocusedElement
+  uint32_t mFocusMethod;
+
+  // Only relevant if we're listening for orientation changes.
+  int16_t mOrientationAngle = 0;
+
+  // The current idle request callback handle
+  uint32_t mIdleRequestCallbackCounter;
+  IdleRequests mIdleRequestCallbacks;
+  RefPtr<IdleRequestExecutor> mIdleRequestExecutor;
+
+#ifdef DEBUG
+  nsCOMPtr<nsIURI> mLastOpenedURI;
+#endif
+
+  RefPtr<mozilla::dom::IDBFactory> mIndexedDB;
+
+  // This flag keeps track of whether this window is currently
+  // observing refresh notifications from the refresh driver.
+  bool mObservingRefresh;
+
+  bool mIteratingDocumentFlushedResolvers;
+
+  bool TryToObserveRefresh();
+
+  nsTArray<uint32_t> mEnabledSensors;
+
+#ifdef MOZ_WEBSPEECH
+  RefPtr<mozilla::dom::SpeechSynthesis> mSpeechSynthesis;
+#endif
+
+  RefPtr<mozilla::glean::Glean> mGlean;
+  RefPtr<mozilla::glean::GleanPings> mGleanPings;
+
+  // This is the CC generation the last time we called CanSkip.
+  uint32_t mCanSkipCCGeneration;
+
+  // The VR Displays for this window
+  nsTArray<RefPtr<mozilla::dom::VRDisplay>> mVRDisplays;
+
+  RefPtr<mozilla::dom::VREventObserver> mVREventObserver;
+
+  // The number of unload and beforeunload event listeners registered on this
+  // window.
+  uint64_t mUnloadOrBeforeUnloadListenerCount = 0;
+
+  RefPtr<mozilla::dom::IntlUtils> mIntlUtils;
+
+  mozilla::UniquePtr<mozilla::dom::ClientSource> mClientSource;
+
+  nsTArray<mozilla::UniquePtr<PromiseDocumentFlushedResolver>>
+      mDocumentFlushedResolvers;
+
+  nsTArray<uint32_t> mScrollMarks;
+
+  nsTArray<nsWeakPtr> mDataDocumentsForMemoryReporting;
+
+  static InnerWindowByIdTable* sInnerWindowsById;
+
+  // Members in the mChromeFields member should only be used in chrome windows.
+  // All accesses to this field should be guarded by a check of mIsChrome.
+  struct ChromeFields {
+    RefPtr<mozilla::dom::ChromeMessageBroadcaster> mMessageManager;
+    nsRefPtrHashtable<nsStringHashKey, mozilla::dom::ChromeMessageBroadcaster>
+        mGroupMessageManagers{1};
+  } mChromeFields;
+
+  // These fields are used by the inner and outer windows to prevent
+  // programatically moving the window while the mouse is down.
+  static bool sMouseDown;
+  static bool sDragServiceDisabled;
+
+  friend class nsDOMScriptableHelper;
+  friend class nsDOMWindowUtils;
+  friend class mozilla::dom::PostMessageEvent;
+  friend class DesktopNotification;
+  friend class mozilla::dom::TimeoutManager;
+  friend class IdleRequestExecutor;
+  friend class nsGlobalWindowOuter;
+};
+
+inline nsISupports* ToSupports(nsGlobalWindowInner* p) {
+  return static_cast<mozilla::dom::EventTarget*>(p);
+}
+
+inline nsISupports* ToCanonicalSupports(nsGlobalWindowInner* p) {
+  return static_cast<mozilla::dom::EventTarget*>(p);
+}
+
+// XXX: EWW - This is an awful hack - let's not do this
+#include "nsGlobalWindowOuter.h"
+
+inline nsIGlobalObject* nsGlobalWindowInner::GetOwnerGlobal() const {
+  return const_cast<nsGlobalWindowInner*>(this);
+}
+
+inline nsGlobalWindowOuter* nsGlobalWindowInner::GetInProcessTopInternal() {
+  nsGlobalWindowOuter* outer = GetOuterWindowInternal();
+  nsCOMPtr<nsPIDOMWindowOuter> top = outer ? outer->GetInProcessTop() : nullptr;
+  if (top) {
+    return nsGlobalWindowOuter::Cast(top);
+  }
+  return nullptr;
+}
+
+inline nsGlobalWindowOuter*
+nsGlobalWindowInner::GetInProcessScriptableTopInternal() {
+  nsPIDOMWindowOuter* top = GetInProcessScriptableTop();
+  return nsGlobalWindowOuter::Cast(top);
+}
+
+inline nsIScriptContext* nsGlobalWindowInner::GetContextInternal() {
+  if (mOuterWindow) {
+    return GetOuterWindowInternal()->mContext;
+  }
+
+  return nullptr;
+}
+
+inline nsGlobalWindowOuter* nsGlobalWindowInner::GetOuterWindowInternal()
+    const {
+  return nsGlobalWindowOuter::Cast(GetOuterWindow());
+}
+
+#endif /* nsGlobalWindowInner_h___ */