/* THIS FILE IS AUTOGENERATED FROM FontFace.webidl BY Codegen.py - DO NOT EDIT */

#include <type_traits>
#include "AtomList.h"
#include "FontFaceBinding.h"
#include "MainThreadUtils.h"
#include "WrapperFactory.h"
#include "js/CallAndConstruct.h"
#include "js/Exception.h"
#include "js/MapAndSet.h"
#include "js/Object.h"
#include "js/PropertyAndElement.h"
#include "js/PropertyDescriptor.h"
#include "js/experimental/JitInfo.h"
#include "jsapi.h"
#include "jsfriendapi.h"
#include "mozilla/Atomics.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/StaticPrefs_layout.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/FontFace.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/TypedArray.h"
#include "mozilla/dom/WebIDLPrefs.h"
#include "mozilla/dom/XrayExpandoClass.h"

namespace mozilla {

namespace dom {

namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;


namespace binding_detail {
constexpr nsLiteralCString EnumStrings<FontFaceLoadStatus>::Values[4];
} // namespace binding_detail

bool
ToJSValue(JSContext* aCx, FontFaceLoadStatus aArgument, JS::MutableHandle<JS::Value> aValue)
{
  MOZ_ASSERT(uint32_t(aArgument) < std::size(binding_detail::EnumStrings<FontFaceLoadStatus>::Values));
  JSString* resultStr =
    JS_NewStringCopyN(aCx, binding_detail::EnumStrings<FontFaceLoadStatus>::Values[uint32_t(aArgument)].BeginReading(),
                      binding_detail::EnumStrings<FontFaceLoadStatus>::Values[uint32_t(aArgument)].Length());
  if (!resultStr) {
    return false;
  }
  aValue.setString(resultStr);
  return true;
}



FontFaceDescriptors::FontFaceDescriptors()
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}




bool
FontFaceDescriptors::InitIds(JSContext* cx, FontFaceDescriptorsAtoms* atomsCache)
{
  MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->weight_id.init(cx, "weight") ||
      !atomsCache->variationSettings_id.init(cx, "variationSettings") ||
      !atomsCache->variant_id.init(cx, "variant") ||
      !atomsCache->unicodeRange_id.init(cx, "unicodeRange") ||
      !atomsCache->style_id.init(cx, "style") ||
      !atomsCache->stretch_id.init(cx, "stretch") ||
      !atomsCache->sizeAdjust_id.init(cx, "sizeAdjust") ||
      !atomsCache->lineGapOverride_id.init(cx, "lineGapOverride") ||
      !atomsCache->featureSettings_id.init(cx, "featureSettings") ||
      !atomsCache->display_id.init(cx, "display") ||
      !atomsCache->descentOverride_id.init(cx, "descentOverride") ||
      !atomsCache->ascentOverride_id.init(cx, "ascentOverride")) {
    return false;
  }
  return true;
}

bool
FontFaceDescriptors::Init(BindingCallContext& cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  FontFaceDescriptorsAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<FontFaceDescriptorsAtoms>(cx);
    if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
        !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>(sourceDescription, "dictionary");
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->ascentOverride_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mAscentOverride)) {
      return false;
    }
  } else {
    mAscentOverride.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->descentOverride_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mDescentOverride)) {
      return false;
    }
  } else {
    mDescentOverride.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->display_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mDisplay)) {
      return false;
    }
  } else {
    mDisplay.AssignLiteral("auto");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->featureSettings_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mFeatureSettings)) {
      return false;
    }
  } else {
    mFeatureSettings.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->lineGapOverride_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mLineGapOverride)) {
      return false;
    }
  } else {
    mLineGapOverride.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->sizeAdjust_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mSizeAdjust)) {
      return false;
    }
  } else {
    mSizeAdjust.AssignLiteral("100%");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->stretch_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mStretch)) {
      return false;
    }
  } else {
    mStretch.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->style_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mStyle)) {
      return false;
    }
  } else {
    mStyle.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->unicodeRange_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mUnicodeRange)) {
      return false;
    }
  } else {
    mUnicodeRange.AssignLiteral("U+0-10FFFF");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->variant_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mVariant)) {
      return false;
    }
  } else {
    mVariant.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (StaticPrefs::layout_css_font_variations_enabled()) {
      if (!JS_GetPropertyById(cx, *object, atomsCache->variationSettings_id, temp.ptr())) {
        return false;
      }
    } else {
      temp->setUndefined();
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mVariationSettings)) {
      return false;
    }
  } else {
    mVariationSettings.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->weight_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mWeight)) {
      return false;
    }
  } else {
    mWeight.AssignLiteral("normal");
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
FontFaceDescriptors::Init(JSContext* cx_, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // We don't want to use sourceDescription for our context here;
  // that's not really what it's formatted for.
  BindingCallContext cx(cx_, nullptr);
  return Init(cx, val, sourceDescription, passedToJSImpl);
}

void
FontFaceDescriptors::TraceDictionary(JSTracer* trc)
{
}

FontFaceDescriptors&
FontFaceDescriptors::operator=(const FontFaceDescriptors& aOther)
{
  DictionaryBase::operator=(aOther);
  mAscentOverride = aOther.mAscentOverride;
  mDescentOverride = aOther.mDescentOverride;
  mDisplay = aOther.mDisplay;
  mFeatureSettings = aOther.mFeatureSettings;
  mLineGapOverride = aOther.mLineGapOverride;
  mSizeAdjust = aOther.mSizeAdjust;
  mStretch = aOther.mStretch;
  mStyle = aOther.mStyle;
  mUnicodeRange = aOther.mUnicodeRange;
  mVariant = aOther.mVariant;
  mVariationSettings = aOther.mVariationSettings;
  mWeight = aOther.mWeight;
  return *this;
}


bool
UTF8StringOrArrayBufferOrArrayBufferView::TrySetToUTF8String(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    binding_detail::FakeString<char>& memberSlot = RawSetAsUTF8String();
    if (!ConvertJSValueToString(cx, value, eStringify, eStringify, memberSlot)) {
      return false;
    }
  }
  return true;
}








bool
UTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBuffer(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    RootedSpiderMonkeyInterface<ArrayBuffer>& memberSlot = RawSetAsArrayBuffer(cx);
    if (!memberSlot.Init(&value.toObject())) {
      DestroyArrayBuffer();
      tryNext = true;
      return true;
    }
    if (JS::IsSharedArrayBufferObject(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_SHARED>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsLargeArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsResizableArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsImmutableArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_IMMUTABLE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
  }
  return true;
}

bool
UTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBuffer(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl);
}







bool
UTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBufferView(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    RootedSpiderMonkeyInterface<ArrayBufferView>& memberSlot = RawSetAsArrayBufferView(cx);
    if (!memberSlot.Init(&value.toObject())) {
      DestroyArrayBufferView();
      tryNext = true;
      return true;
    }
    if (JS::IsArrayBufferViewShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_SHARED>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsLargeArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsResizableArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsImmutableArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_IMMUTABLE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
  }
  return true;
}

bool
UTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBufferView(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl);
}







bool
UTF8StringOrArrayBufferOrArrayBufferView::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
  MOZ_ASSERT(mType == eUninitialized);

  bool done = false, failed = false, tryNext;
  if (value.isObject()) {
    done = (failed = !TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
           (failed = !TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl)) || !tryNext;
  }
  if (!done) {
    do {
      done = (failed = !TrySetToUTF8String(cx, value, tryNext)) || !tryNext;
      break;
    } while (false);
  }
  if (failed) {
    return false;
  }
  if (!done) {
    cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "ArrayBuffer, ArrayBufferView");
    return false;
  }
  return true;
}

bool
UTF8StringOrArrayBufferOrArrayBufferView::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return Init(cx, value, sourceDescription, passedToJSImpl);
}


bool
UTF8StringOrArrayBufferOrArrayBufferView::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
  switch (mType) {
    case eUninitialized: {
      return false;
    }
    case eUTF8String: {
      if (!NonVoidUTF8StringToJsval(cx, mValue.mUTF8String.Value(), rval)) {
        return false;
      }
      return true;
    }
    case eArrayBuffer: {
      rval.setObject(*mValue.mArrayBuffer.Value().Obj());
      if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
        return false;
      }
      return true;
    }
    case eArrayBufferView: {
      rval.setObject(*mValue.mArrayBufferView.Value().Obj());
      if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
        return false;
      }
      return true;
    }
    default: {
      return false;
    }
  }
}



OwningUTF8StringOrArrayBufferOrArrayBufferView::OwningUTF8StringOrArrayBufferOrArrayBufferView(OwningUTF8StringOrArrayBufferOrArrayBufferView&& aOther)
  : mType(eUninitialized)
{
  switch (aOther.mType) {
    case eUninitialized: {
      MOZ_ASSERT(mType == eUninitialized,
                 "We need to destroy ourselves?");
      break;
    }
    case eUTF8String: {
      mType = eUTF8String;
      mValue.mUTF8String.SetValue(std::move(aOther.mValue.mUTF8String.Value()));
      break;
    }
    case eArrayBuffer: {
      mType = eArrayBuffer;
      mValue.mArrayBuffer.SetValue(std::move(aOther.mValue.mArrayBuffer.Value()));
      break;
    }
    case eArrayBufferView: {
      mType = eArrayBufferView;
      mValue.mArrayBufferView.SetValue(std::move(aOther.mValue.mArrayBufferView.Value()));
      break;
    }
  }
}


bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::TrySetToUTF8String(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    nsCString& memberSlot = RawSetAsUTF8String();
    if (!ConvertJSValueToString(cx, value, eStringify, eStringify, memberSlot)) {
      return false;
    }
  }
  return true;
}

[[nodiscard]] nsCString&
OwningUTF8StringOrArrayBufferOrArrayBufferView::RawSetAsUTF8String()
{
  if (mType == eUTF8String) {
    return mValue.mUTF8String.Value();
  }
  MOZ_ASSERT(mType == eUninitialized);
  mType = eUTF8String;
  return mValue.mUTF8String.SetValue();
}

[[nodiscard]] nsCString&
OwningUTF8StringOrArrayBufferOrArrayBufferView::SetAsUTF8String()
{
  if (mType == eUTF8String) {
    return mValue.mUTF8String.Value();
  }
  Uninit();
  mType = eUTF8String;
  return mValue.mUTF8String.SetValue();
}



void
OwningUTF8StringOrArrayBufferOrArrayBufferView::DestroyUTF8String()
{
  MOZ_RELEASE_ASSERT(IsUTF8String(), "Wrong type!");
  mValue.mUTF8String.Destroy();
  mType = eUninitialized;
}



bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBuffer(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    ArrayBuffer& memberSlot = RawSetAsArrayBuffer();
    if (!memberSlot.Init(&value.toObject())) {
      DestroyArrayBuffer();
      tryNext = true;
      return true;
    }
    if (JS::IsSharedArrayBufferObject(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_SHARED>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsLargeArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsResizableArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsImmutableArrayBufferMaybeShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_IMMUTABLE>("ArrayBuffer branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
  }
  return true;
}

bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBuffer(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl);
}

[[nodiscard]] ArrayBuffer&
OwningUTF8StringOrArrayBufferOrArrayBufferView::RawSetAsArrayBuffer()
{
  if (mType == eArrayBuffer) {
    return mValue.mArrayBuffer.Value();
  }
  MOZ_ASSERT(mType == eUninitialized);
  mType = eArrayBuffer;
  return mValue.mArrayBuffer.SetValue();
}

[[nodiscard]] ArrayBuffer&
OwningUTF8StringOrArrayBufferOrArrayBufferView::SetAsArrayBuffer()
{
  if (mType == eArrayBuffer) {
    return mValue.mArrayBuffer.Value();
  }
  Uninit();
  mType = eArrayBuffer;
  return mValue.mArrayBuffer.SetValue();
}


void
OwningUTF8StringOrArrayBufferOrArrayBufferView::DestroyArrayBuffer()
{
  MOZ_RELEASE_ASSERT(IsArrayBuffer(), "Wrong type!");
  mValue.mArrayBuffer.Destroy();
  mType = eUninitialized;
}



bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBufferView(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  tryNext = false;
  { // scope for memberSlot
    ArrayBufferView& memberSlot = RawSetAsArrayBufferView();
    if (!memberSlot.Init(&value.toObject())) {
      DestroyArrayBufferView();
      tryNext = true;
      return true;
    }
    if (JS::IsArrayBufferViewShared(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_SHARED>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsLargeArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsResizableArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
    if (JS::IsImmutableArrayBufferView(memberSlot.Obj())) {
      cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_IMMUTABLE>("ArrayBufferView branch of (USVString or (ArrayBuffer or ArrayBufferView))");
      return false;
    }
  }
  return true;
}

bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::TrySetToArrayBufferView(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl);
}

[[nodiscard]] ArrayBufferView&
OwningUTF8StringOrArrayBufferOrArrayBufferView::RawSetAsArrayBufferView()
{
  if (mType == eArrayBufferView) {
    return mValue.mArrayBufferView.Value();
  }
  MOZ_ASSERT(mType == eUninitialized);
  mType = eArrayBufferView;
  return mValue.mArrayBufferView.SetValue();
}

[[nodiscard]] ArrayBufferView&
OwningUTF8StringOrArrayBufferOrArrayBufferView::SetAsArrayBufferView()
{
  if (mType == eArrayBufferView) {
    return mValue.mArrayBufferView.Value();
  }
  Uninit();
  mType = eArrayBufferView;
  return mValue.mArrayBufferView.SetValue();
}


void
OwningUTF8StringOrArrayBufferOrArrayBufferView::DestroyArrayBufferView()
{
  MOZ_RELEASE_ASSERT(IsArrayBufferView(), "Wrong type!");
  mValue.mArrayBufferView.Destroy();
  mType = eUninitialized;
}



bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
  MOZ_ASSERT(mType == eUninitialized);

  bool done = false, failed = false, tryNext;
  if (value.isObject()) {
    done = (failed = !TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
           (failed = !TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl)) || !tryNext;
  }
  if (!done) {
    do {
      done = (failed = !TrySetToUTF8String(cx, value, tryNext)) || !tryNext;
      break;
    } while (false);
  }
  if (failed) {
    return false;
  }
  if (!done) {
    cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "ArrayBuffer, ArrayBufferView");
    return false;
  }
  return true;
}

bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
  BindingCallContext cx(cx_, nullptr);
  return Init(cx, value, sourceDescription, passedToJSImpl);
}

void
OwningUTF8StringOrArrayBufferOrArrayBufferView::Uninit()
{
  switch (mType) {
    case eUninitialized: {
      break;
    }
    case eUTF8String: {
      DestroyUTF8String();
      break;
    }
    case eArrayBuffer: {
      DestroyArrayBuffer();
      break;
    }
    case eArrayBufferView: {
      DestroyArrayBufferView();
      break;
    }
  }
}

bool
OwningUTF8StringOrArrayBufferOrArrayBufferView::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
  switch (mType) {
    case eUninitialized: {
      return false;
    }
    case eUTF8String: {
      if (!NonVoidUTF8StringToJsval(cx, mValue.mUTF8String.Value(), rval)) {
        return false;
      }
      return true;
    }
    case eArrayBuffer: {
      rval.setObject(*mValue.mArrayBuffer.Value().Obj());
      if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
        return false;
      }
      return true;
    }
    case eArrayBufferView: {
      rval.setObject(*mValue.mArrayBufferView.Value().Obj());
      if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
        return false;
      }
      return true;
    }
    default: {
      return false;
    }
  }
}

void
OwningUTF8StringOrArrayBufferOrArrayBufferView::TraceUnion(JSTracer* trc)
{
  switch (mType) {
    case eArrayBuffer: {
      mValue.mArrayBuffer.Value().TraceSelf(trc);
      break;
    }
    case eArrayBufferView: {
      mValue.mArrayBufferView.Value().TraceSelf(trc);
      break;
    }
    default: {
    }
  }
}

OwningUTF8StringOrArrayBufferOrArrayBufferView&
OwningUTF8StringOrArrayBufferOrArrayBufferView::operator=(OwningUTF8StringOrArrayBufferOrArrayBufferView&& aOther)
{
  this->~OwningUTF8StringOrArrayBufferOrArrayBufferView();
  new (this) OwningUTF8StringOrArrayBufferOrArrayBufferView (std::move(aOther));
  return *this;
}



namespace FontFace_Binding {

MOZ_CAN_RUN_SCRIPT static bool
get_family(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "family", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetFamily(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetFamily(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_family(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "family", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetFamily(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetFamily(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.family setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo family_getterinfo = {
  { get_family },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo family_setterinfo = {
  { (JSJitGetterOp)set_family },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_style(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "style", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetStyle(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetStyle(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_style(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "style", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetStyle(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetStyle(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.style setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo style_getterinfo = {
  { get_style },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo style_setterinfo = {
  { (JSJitGetterOp)set_style },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_weight(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "weight", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetWeight(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetWeight(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_weight(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "weight", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetWeight(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetWeight(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.weight setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo weight_getterinfo = {
  { get_weight },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo weight_setterinfo = {
  { (JSJitGetterOp)set_weight },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_stretch(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "stretch", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetStretch(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetStretch(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_stretch(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "stretch", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetStretch(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetStretch(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.stretch setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo stretch_getterinfo = {
  { get_stretch },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo stretch_setterinfo = {
  { (JSJitGetterOp)set_stretch },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_unicodeRange(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "unicodeRange", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetUnicodeRange(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetUnicodeRange(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_unicodeRange(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "unicodeRange", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetUnicodeRange(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetUnicodeRange(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.unicodeRange setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo unicodeRange_getterinfo = {
  { get_unicodeRange },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo unicodeRange_setterinfo = {
  { (JSJitGetterOp)set_unicodeRange },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_variant(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "variant", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetVariant(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetVariant(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_variant(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "variant", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetVariant(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetVariant(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.variant setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo variant_getterinfo = {
  { get_variant },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo variant_setterinfo = {
  { (JSJitGetterOp)set_variant },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_featureSettings(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "featureSettings", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetFeatureSettings(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetFeatureSettings(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_featureSettings(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "featureSettings", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetFeatureSettings(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetFeatureSettings(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.featureSettings setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo featureSettings_getterinfo = {
  { get_featureSettings },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo featureSettings_setterinfo = {
  { (JSJitGetterOp)set_featureSettings },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_variationSettings(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "variationSettings", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetVariationSettings(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetVariationSettings(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_variationSettings(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "variationSettings", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetVariationSettings(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetVariationSettings(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.variationSettings setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo variationSettings_getterinfo = {
  { get_variationSettings },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo variationSettings_setterinfo = {
  { (JSJitGetterOp)set_variationSettings },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_display(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "display", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetDisplay(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetDisplay(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_display(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "display", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetDisplay(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetDisplay(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.display setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo display_getterinfo = {
  { get_display },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo display_setterinfo = {
  { (JSJitGetterOp)set_display },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_ascentOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "ascentOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetAscentOverride(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetAscentOverride(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_ascentOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "ascentOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetAscentOverride(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetAscentOverride(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.ascentOverride setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo ascentOverride_getterinfo = {
  { get_ascentOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo ascentOverride_setterinfo = {
  { (JSJitGetterOp)set_ascentOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_descentOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "descentOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetDescentOverride(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetDescentOverride(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_descentOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "descentOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetDescentOverride(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetDescentOverride(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.descentOverride setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo descentOverride_getterinfo = {
  { get_descentOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo descentOverride_setterinfo = {
  { (JSJitGetterOp)set_descentOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_lineGapOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "lineGapOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetLineGapOverride(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetLineGapOverride(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_lineGapOverride(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "lineGapOverride", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetLineGapOverride(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetLineGapOverride(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.lineGapOverride setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo lineGapOverride_getterinfo = {
  { get_lineGapOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo lineGapOverride_setterinfo = {
  { (JSJitGetterOp)set_lineGapOverride },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_sizeAdjust(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "sizeAdjust", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  nsAutoCString result;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetSizeAdjust(result))>, "Should be returning void here");
  MOZ_KnownLive(self)->GetSizeAdjust(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!NonVoidUTF8StringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_sizeAdjust(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "sizeAdjust", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetSizeAdjust(Constify(arg0), rv))>, "Should be returning void here");
  MOZ_KnownLive(self)->SetSizeAdjust(Constify(arg0), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.sizeAdjust setter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo sizeAdjust_getterinfo = {
  { get_sizeAdjust },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static const JSJitInfo sizeAdjust_setterinfo = {
  { (JSJitGetterOp)set_sizeAdjust },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Setter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_status(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "status", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  FontFaceLoadStatus result(MOZ_KnownLive(self)->Status());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!ToJSValue(cx, result, args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo status_getterinfo = {
  { get_status },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
load(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "load", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Load(rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.load"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!ToJSValue(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
load_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
  bool ok = load(cx, obj, void_self, args);
  if (ok) {
    return true;
  }
  return ConvertExceptionToPromise(cx, args.rval());
}

static const JSJitInfo load_methodinfo = {
  { (JSJitGetterOp)load_promiseWrapper },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

MOZ_CAN_RUN_SCRIPT static bool
get_loaded(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "loaded", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  auto* self = static_cast<mozilla::dom::FontFace*>(void_self);
  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->GetLoaded(rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace.loaded getter"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!ToJSValue(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
get_loaded_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
  bool ok = get_loaded(cx, obj, void_self, args);
  if (ok) {
    return true;
  }
  return ConvertExceptionToPromise(cx, args.rval());
}

static const JSJitInfo loaded_getterinfo = {
  { get_loaded_promiseWrapper },
  { prototypes::id::FontFace },
  { PrototypeTraits<prototypes::id::FontFace>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};

static void
_finalize(JS::GCContext* gcx, JSObject* obj)
{
  mozilla::dom::FontFace* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFace>(obj);
  if (self) {
    JS::SetReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue());
    ClearWrapper(self, self, obj);
    if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
      JS::RemoveAssociatedMemory(obj, mallocBytes,
                                 JS::MemoryUse::DOMBinding);
    }
    AddForDeferredFinalization<mozilla::dom::FontFace>(self);
  }
}

MOZ_GLOBINIT static const JSFunctionSpec sMethods_specs[] = {
  JS_FNSPEC("load", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&load_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FS_END
};


static const Prefable<const JSFunctionSpec> sMethods[] = {
  { nullptr, &sMethods_specs[0] },
  { nullptr, nullptr }
};

static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");

MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = {
  JSPropertySpec::nativeAccessors("family", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &family_getterinfo, GenericSetter<NormalThisPolicy>, &family_setterinfo),
  JSPropertySpec::nativeAccessors("style", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &style_getterinfo, GenericSetter<NormalThisPolicy>, &style_setterinfo),
  JSPropertySpec::nativeAccessors("weight", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &weight_getterinfo, GenericSetter<NormalThisPolicy>, &weight_setterinfo),
  JSPropertySpec::nativeAccessors("stretch", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &stretch_getterinfo, GenericSetter<NormalThisPolicy>, &stretch_setterinfo),
  JSPropertySpec::nativeAccessors("unicodeRange", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &unicodeRange_getterinfo, GenericSetter<NormalThisPolicy>, &unicodeRange_setterinfo),
  JSPropertySpec::nativeAccessors("variant", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &variant_getterinfo, GenericSetter<NormalThisPolicy>, &variant_setterinfo),
  JSPropertySpec::nativeAccessors("featureSettings", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &featureSettings_getterinfo, GenericSetter<NormalThisPolicy>, &featureSettings_setterinfo),
  JS_PS_END,
  JSPropertySpec::nativeAccessors("variationSettings", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &variationSettings_getterinfo, GenericSetter<NormalThisPolicy>, &variationSettings_setterinfo),
  JS_PS_END,
  JSPropertySpec::nativeAccessors("display", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &display_getterinfo, GenericSetter<NormalThisPolicy>, &display_setterinfo),
  JSPropertySpec::nativeAccessors("ascentOverride", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &ascentOverride_getterinfo, GenericSetter<NormalThisPolicy>, &ascentOverride_setterinfo),
  JSPropertySpec::nativeAccessors("descentOverride", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &descentOverride_getterinfo, GenericSetter<NormalThisPolicy>, &descentOverride_setterinfo),
  JSPropertySpec::nativeAccessors("lineGapOverride", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &lineGapOverride_getterinfo, GenericSetter<NormalThisPolicy>, &lineGapOverride_setterinfo),
  JSPropertySpec::nativeAccessors("sizeAdjust", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &sizeAdjust_getterinfo, GenericSetter<NormalThisPolicy>, &sizeAdjust_setterinfo),
  JSPropertySpec::nativeAccessors("status", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &status_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("loaded", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ConvertExceptionsToPromises>, &loaded_getterinfo, nullptr, nullptr),
  JS_PS_END
};

static const PrefableDisablers sAttributes_disablers8 = {
  WebIDLPrefIndex::layout_css_font_variations_enabled, 0, false, OriginTrial(0), nullptr
};

static const Prefable<const JSPropertySpec> sAttributes[] = {
  { nullptr, &sAttributes_specs[0] },
  { &sAttributes_disablers8, &sAttributes_specs[8] },
  { nullptr, &sAttributes_specs[10] },
  { nullptr, nullptr }
};

static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(7 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");


static uint16_t sNativeProperties_sortedPropertyIndices[16];
static PropertyInfo sNativeProperties_propertyInfos[16];

static const NativePropertiesN<2> sNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sMethods */,
  true,  1 /* sAttributes */,
  false, 0,
  false, 0,
  false, 0,
  -1,
  16,
  sNativeProperties_sortedPropertyIndices,
  {
    { sMethods, &sNativeProperties_propertyInfos[0] },
    { sAttributes, &sNativeProperties_propertyInfos[1] }
  }
};
static_assert(16 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
    "We have a property info count that is oversized");

bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
  nullptr,
  { sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
  prototypes::id::FontFace,
  constructors::id::FontFace,
  &DefaultXrayExpandoObjectClass
};

static bool
_constructor(JSContext* cx_, unsigned argc, JS::Value* vp)
{
  BindingCallContext cx(cx_, "FontFace constructor");
  AUTO_PROFILER_LABEL_DYNAMIC_FAST(
    "FontFace", "constructor", DOM, cx,
    uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));

  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
  JS::Rooted<JSObject*> obj(cx, &args.callee());
  if (!args.isConstructing()) {
    return ThrowConstructorWithoutNew(cx, "FontFace");
  }

  JS::Rooted<JSObject*> desiredProto(cx);
  if (!GetDesiredProto(cx, args,
                       prototypes::id::FontFace,
                       CreateInterfaceObjects,
                       &desiredProto)) {
    return false;
  }

  if (!args.requireAtLeast(cx, "FontFace constructor", 2)) {
    return false;
  }
  GlobalObject global(cx, obj);
  if (global.Failed()) {
    return false;
  }

  bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
  binding_detail::FakeString<char> arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  UTF8StringOrArrayBufferOrArrayBufferView arg1;
  if (!arg1.Init(cx, args[1], "Argument 2", false)) {
    return false;
  }
  binding_detail::FastFontFaceDescriptors arg2;
  if (!arg2.Init(cx, (args.hasDefined(2)) ? args[2] : JS::NullHandleValue, "Argument 3", false)) {
    return false;
  }
  Maybe<JSAutoRealm> ar;
  if (objIsXray) {
    // Since our object is an Xray, we can just CheckedUnwrapStatic:
    // we know Xrays have no dynamic unwrap behavior.
    obj = js::CheckedUnwrapStatic(obj);
    if (!obj) {
      return false;
    }
    ar.emplace(cx, obj);
    if (!JS_WrapObject(cx, &desiredProto)) {
      return false;
    }
    if (arg1.IsArrayBuffer()) {
      if (!arg1.GetAsArrayBuffer().WrapIntoNewCompartment(cx)) {
        return false;
      }
    }
    else if (arg1.IsArrayBufferView()) {
      if (!arg1.GetAsArrayBufferView().WrapIntoNewCompartment(cx)) {
        return false;
      }
    }
  }
  FastErrorResult rv;
  auto result(StrongOrRawPtr<mozilla::dom::FontFace>(mozilla::dom::FontFace::Constructor(global, Constify(arg0), Constify(arg1), Constify(arg2), rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "FontFace constructor"))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  static_assert(!std::is_pointer_v<decltype(result)>,
                "NewObject implies that we need to keep the object alive with a strong reference.");
  if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
    MOZ_ASSERT(JS_IsExceptionPending(cx));
    return false;
  }
  return true;
}

static const DOMInterfaceInfo sInterfaceObjectInfo = {
  { _constructor, &sNativePropertyHooks },
  JS::GetRealmFunctionPrototypeHandle,
  PrototypeTraits<prototypes::id::FontFace>::Depth,
  prototypes::id::FontFace,
  true,
  2,
  "FontFace",
};

static const DOMIfaceAndProtoJSClass sPrototypeClass = {
  {
    "FontFacePrototype",
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
    JS_NULL_CLASS_OPS,
    JS_NULL_CLASS_SPEC,
    JS_NULL_CLASS_EXT,
    JS_NULL_OBJECT_OPS
  },
  eInterfacePrototype,
  prototypes::id::FontFace,
  PrototypeTraits<prototypes::id::FontFace>::Depth,
  &sNativePropertyHooks,
  JS::GetRealmObjectPrototype
};

static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx);

static const JSClassOps sClassOps = {
  nullptr,               /* addProperty */
  nullptr,               /* delProperty */
  nullptr,               /* enumerate */
  nullptr, /* newEnumerate */
  nullptr, /* resolve */
  nullptr, /* mayResolve */
  _finalize, /* finalize */
  nullptr, /* call */
  nullptr,               /* construct */
  nullptr, /* trace */
};

static const DOMJSClass sClass = {
  { "FontFace",
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_PRESERVES_WRAPPER,
    &sClassOps,
    JS_NULL_CLASS_SPEC,
    &NativeTypeHelpers<mozilla::dom::FontFace>::sClassExtension,
    JS_NULL_OBJECT_OPS
  },
  { prototypes::id::FontFace, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
  std::is_base_of_v<nsISupports, mozilla::dom::FontFace>,
  &sNativePropertyHooks,
  FindAssociatedGlobalForNative<mozilla::dom::FontFace>::Get,
  GetProtoObjectHandle,
  GetCCParticipant<mozilla::dom::FontFace>::Get(),
  nullptr,
  NativeTypeHelpers<mozilla::dom::FontFace>::GetWrapperCache
};
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
              "Must have the right minimal number of reserved slots.");
static_assert(1 >= 1,
              "Must have enough reserved slots.");

bool
Wrap(JSContext* aCx, mozilla::dom::FontFace* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
  static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::FontFace>,
                "Shouldn't have wrappercached things that are not refcounted.");
  static_assert(std::is_same_v<decltype(aObject), mozilla::dom::FontFace*>);
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
  MOZ_ASSERT(!aCache->GetWrapper(),
             "You should probably not be using Wrap() directly; use "
             "GetOrCreateDOMReflector instead");

  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
             "nsISupports must be on our primary inheritance chain");

  // If the wrapper cache contains a dead reflector then finalize that
  // now, ensuring that the finalizer for the old reflector always
  // runs before the new reflector is created and attached. This
  // avoids the awkward situation where there are multiple reflector
  // objects that contain pointers to the same native.

  if (JSObject* oldReflector = aCache->GetWrapperMaybeDead()) {
    _finalize(nullptr /* unused */, oldReflector);
    MOZ_ASSERT(!aCache->GetWrapperMaybeDead());
  }

  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
  if (!global) {
    return false;
  }
  MOZ_ASSERT(JS_IsGlobalObject(global));
  JS::AssertObjectIsNotGray(global);

  // That might have ended up wrapping us already, due to the wonders
  // of XBL.  Check for that, and bail out as needed.
  aReflector.set(aCache->GetWrapper());
  if (aReflector) {
#ifdef DEBUG
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
#endif // DEBUG
    return true;
  }

  JSAutoRealm ar(aCx, global);
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
  if (!canonicalProto) {
    return false;
  }
  JS::Rooted<JSObject*> proto(aCx);
  if (aGivenProto) {
    proto = aGivenProto;
    // Unfortunately, while aGivenProto was in the compartment of aCx
    // coming in, we changed compartments to that of "parent" so may need
    // to wrap the proto here.
    if (js::GetContextCompartment(aCx) != JS::GetCompartment(proto)) {
      if (!JS_WrapObject(aCx, &proto)) {
        return false;
      }
    }
  } else {
    proto = canonicalProto;
  }

  BindingJSObjectCreator<mozilla::dom::FontFace> creator(aCx);
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
  if (!aReflector) {
    return false;
  }

  aCache->SetWrapper(aReflector);
  creator.InitializationSucceeded();

  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
             aCache->GetWrapperPreserveColor() == aReflector);
  // If proto != canonicalProto, we have to preserve our wrapper;
  // otherwise we won't be able to properly recreate it later, since
  // we won't know what proto to use.  Note that we don't check
  // aGivenProto here, since it's entirely possible (and even
  // somewhat common) to have a non-null aGivenProto which is the
  // same as canonicalProto.
  if (proto != canonicalProto) {
    PreserveWrapper(aObject);
  }

  return true;
}

void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal)
{
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::FontFace);
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::FontFace);

  JS::Handle<JSObject*> parentProto(JS::GetRealmObjectPrototypeHandle(aCx));
  if (!parentProto) {
    return;
  }

  JS::Handle<JSObject*> constructorProto(JS::GetRealmFunctionPrototypeHandle(aCx));
  if (!constructorProto) {
    return;
  }

  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass, protoCache,
                              constructorProto, &sInterfaceObjectInfo, 2, false, Span<const LegacyFactoryFunction, 0>{},
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              nullptr,
                              "FontFace",
                              aDefineOnGlobal != DefineInterfaceProperty::No,
                              nullptr,
                              false,
                              nullptr);
}

static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx)
{
  /* Get the interface prototype object for this class.  This will create the
     object as needed. */
  return GetPerInterfaceObjectHandle(aCx, prototypes::id::FontFace,
                                     &CreateInterfaceObjects,
                                     DefineInterfaceProperty::CheckExposure);

}

JS::Handle<JSObject*>
GetConstructorObjectHandle(JSContext* aCx)
{
  /* Get the interface object for this class.  This will create the object as
     needed. */

  return GetPerInterfaceObjectHandle(aCx, constructors::id::FontFace,
                                     &CreateInterfaceObjects,
                                     DefineInterfaceProperty::CheckExposure);
}

} // namespace FontFace_Binding



} // namespace dom


} // namespace mozilla
