/work/obj-fuzz/dom/bindings/FontFaceBinding.cpp

Source (jump to first uncovered line)
/* THIS FILE IS AUTOGENERATED FROM FontFace.webidl BY Codegen.py - DO NOT EDIT */

#include "AtomList.h"
#include "FontFaceBinding.h"
#include "WrapperFactory.h"
#include "jsapi.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/Preferences.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/UnionConversions.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 FontFaceLoadStatusValues {
extern const EnumEntry strings[5] = {
  {"unloaded", 8},
  {"loading", 7},
  {"loaded", 6},
  {"error", 5},
  { nullptr, 0 }
};
} // namespace FontFaceLoadStatusValues

bool
ToJSValue(JSContext* aCx, FontFaceLoadStatus aArgument, JS::MutableHandle<JS::Value> aValue)
{
  MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(FontFaceLoadStatusValues::strings));
  JSString* resultStr =
    JS_NewStringCopyN(aCx, FontFaceLoadStatusValues::strings[uint32_t(aArgument)].value,
                      FontFaceLoadStatusValues::strings[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));

  // 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->featureSettings_id.init(cx, "featureSettings") ||
      !atomsCache->display_id.init(cx, "display")) {
    return false;
  }
  return true;
}

bool
FontFaceDescriptors::Init(JSContext* 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) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  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->display_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mDisplay)) {
      return false;
    }
  } else {
    static const char16_t data[] = { 'a', 'u', 't', 'o', 0 };
    mDisplay.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mFeatureSettings.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mStretch.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mStyle.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'U', '+', '0', '-', '1', '0', 'F', 'F', 'F', 'F', 0 };
    mUnicodeRange.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mVariant.Rebind(data, ArrayLength(data) - 1);
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->variationSettings_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mVariationSettings)) {
      return false;
    }
  } else {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mVariationSettings.Rebind(data, ArrayLength(data) - 1);
  }
  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 {
    static const char16_t data[] = { 'n', 'o', 'r', 'm', 'a', 'l', 0 };
    mWeight.Rebind(data, ArrayLength(data) - 1);
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
FontFaceDescriptors::Init(const nsAString& aJSON)
{
  AutoJSAPI jsapi;
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
  if (!cleanGlobal) {
    return false;
  }
  if (!jsapi.Init(cleanGlobal)) {
    return false;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> json(cx);
  bool ok = ParseJSON(cx, aJSON, &json);
  NS_ENSURE_TRUE(ok, false);
  return Init(cx, json);
}

bool
FontFaceDescriptors::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  FontFaceDescriptorsAtoms* atomsCache = GetAtomCache<FontFaceDescriptorsAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mDisplay;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->display_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mFeatureSettings;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->featureSettings_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mStretch;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->stretch_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mStyle;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->style_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mUnicodeRange;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->unicodeRange_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mVariant;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->variant_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mVariationSettings;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->variationSettings_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mWeight;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->weight_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

bool
FontFaceDescriptors::ToJSON(nsAString& aJSON) const
{
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext *cx = jsapi.cx();
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
  // because we'll only be creating objects, in ways that have no
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
  // which likewise guarantees no side-effects for the sorts of
  // things we will pass it.
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
  JS::Rooted<JS::Value> val(cx);
  if (!ToObjectInternal(cx, &val)) {
    return false;
  }
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
  return StringifyToJSON(cx, obj, aJSON);
}

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

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

namespace binding_detail {
} // namespace binding_detail


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

  return false;
}


nsString&
OwningStringOrArrayBufferOrArrayBufferView::RawSetAsString()
{
  if (mType == eString) {
    return mValue.mString.Value();
  }
  MOZ_ASSERT(mType == eUninitialized);
  mType = eString;
  return mValue.mString.SetValue();
}

nsString&
OwningStringOrArrayBufferOrArrayBufferView::SetAsString()
{
  if (mType == eString) {
    return mValue.mString.Value();
  }
  Uninit();
  mType = eString;
  return mValue.mString.SetValue();
}

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


void
OwningStringOrArrayBufferOrArrayBufferView::DestroyString()
{
  MOZ_ASSERT(IsString(), "Wrong type!");
  mValue.mString.Destroy();
  mType = eUninitialized;
}




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

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

bool
OwningStringOrArrayBufferOrArrayBufferView::TrySetToArrayBuffer(JSContext* 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;
    }
  }
  return true;
}

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




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

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

bool
OwningStringOrArrayBufferOrArrayBufferView::TrySetToArrayBufferView(JSContext* 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;
    }
  }
  return true;
}

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




void
OwningStringOrArrayBufferOrArrayBufferView::Uninit()
{
  switch (mType) {
    case eUninitialized: {
      break;
    }
    case eString: {
      DestroyString();
      break;
    }
    case eArrayBuffer: {
      DestroyArrayBuffer();
      break;
    }
    case eArrayBufferView: {
      DestroyArrayBufferView();
      break;
    }
  }
}

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

  return false;
}

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


namespace FontFace_Binding {

MOZ_CAN_RUN_SCRIPT static bool
get_family(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.family", DOM, cx);

  DOMString result;
  self->GetFamily(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_family(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.family", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetFamily(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo family_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_style(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.style", DOM, cx);

  DOMString result;
  self->GetStyle(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_style(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.style", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetStyle(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo style_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_weight(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.weight", DOM, cx);

  DOMString result;
  self->GetWeight(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_weight(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.weight", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetWeight(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo weight_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_stretch(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.stretch", DOM, cx);

  DOMString result;
  self->GetStretch(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_stretch(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.stretch", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetStretch(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo stretch_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_unicodeRange(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.unicodeRange", DOM, cx);

  DOMString result;
  self->GetUnicodeRange(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_unicodeRange(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.unicodeRange", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetUnicodeRange(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo unicodeRange_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_variant(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.variant", DOM, cx);

  DOMString result;
  self->GetVariant(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_variant(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.variant", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetVariant(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo variant_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_featureSettings(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.featureSettings", DOM, cx);

  DOMString result;
  self->GetFeatureSettings(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_featureSettings(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.featureSettings", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetFeatureSettings(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo featureSettings_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_variationSettings(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.variationSettings", DOM, cx);

  DOMString result;
  self->GetVariationSettings(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_variationSettings(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.variationSettings", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetVariationSettings(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo variationSettings_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_display(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.display", DOM, cx);

  DOMString result;
  self->GetDisplay(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
set_display(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitSetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("set FontFace.display", DOM, cx);

  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  FastErrorResult rv;
  self->SetDisplay(NonNullHelper(Constify(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo display_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");
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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_status(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.status", DOM, cx);

  FontFaceLoadStatus result(self->Status());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!ToJSValue(cx, result, args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo status_getterinfo = {
  { (JSJitGetterOp)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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
load(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFace.load", DOM, cx);

  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(self->Load(rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    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, mozilla::dom::FontFace* self, const JSJitMethodCallArgs& args)
{
  bool ok = load(cx, obj, 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. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
get_loaded(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFace.loaded", DOM, cx);

  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(self->GetLoaded(rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    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, mozilla::dom::FontFace* self, JSJitGetterCallArgs args)
{
  bool ok = get_loaded(cx, obj, self, args);
  if (ok) {
    return true;
  }
  return ConvertExceptionToPromise(cx, args.rval());
}

static const JSJitInfo loaded_getterinfo = {
  { (JSJitGetterOp)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_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
  mozilla::dom::FontFace* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFace>(obj);
  // We don't want to preserve if we don't have a wrapper, and we
  // obviously can't preserve if we're not initialized.
  if (self && self->GetWrapperPreserveColor()) {
    PreserveWrapper(self);
  }
  return true;
}

static void
_finalize(js::FreeOp* fop, JSObject* obj)
{
  mozilla::dom::FontFace* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFace>(obj);
  if (self) {
    ClearWrapper(self, self, obj);
    AddForDeferredFinalization<mozilla::dom::FontFace>(self);
  }
}

static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
  mozilla::dom::FontFace* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFace>(obj);
  if (self) {
    UpdateWrapper(self, self, obj, old);
  }

  return 0;
}

// We deliberately use brace-elision to make Visual Studio produce better initalization code.
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-braces"
#endif
static const JSFunctionSpec sMethods_specs[] = {
  JS_FNSPEC("load", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&load_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FS_END
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif


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)");

// We deliberately use brace-elision to make Visual Studio produce better initalization code.
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-braces"
#endif
static const JSPropertySpec sAttributes_specs[] = {
  { "family", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &family_getterinfo, GenericSetter<NormalThisPolicy>, &family_setterinfo },
  { "style", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &style_getterinfo, GenericSetter<NormalThisPolicy>, &style_setterinfo },
  { "weight", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &weight_getterinfo, GenericSetter<NormalThisPolicy>, &weight_setterinfo },
  { "stretch", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &stretch_getterinfo, GenericSetter<NormalThisPolicy>, &stretch_setterinfo },
  { "unicodeRange", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &unicodeRange_getterinfo, GenericSetter<NormalThisPolicy>, &unicodeRange_setterinfo },
  { "variant", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &variant_getterinfo, GenericSetter<NormalThisPolicy>, &variant_setterinfo },
  { "featureSettings", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &featureSettings_getterinfo, GenericSetter<NormalThisPolicy>, &featureSettings_setterinfo },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr },
  { "variationSettings", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &variationSettings_getterinfo, GenericSetter<NormalThisPolicy>, &variationSettings_setterinfo },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr },
  { "display", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &display_getterinfo, GenericSetter<NormalThisPolicy>, &display_setterinfo },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr },
  { "status", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &status_getterinfo, nullptr, nullptr },
  { "loaded", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ConvertExceptionsToPromises>, &loaded_getterinfo, nullptr, nullptr },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif

// Can't be const because the pref-enabled boolean needs to be writable
static PrefableDisablers sAttributes_disablers8 = {
  true, false, 0, nullptr
};

// Can't be const because the pref-enabled boolean needs to be writable
static PrefableDisablers sAttributes_disablers10 = {
  true, false, 0, nullptr
};

static const Prefable<const JSPropertySpec> sAttributes[] = {
  { nullptr, &sAttributes_specs[0] },
  { &sAttributes_disablers8, &sAttributes_specs[8] },
  { &sAttributes_disablers10, &sAttributes_specs[10] },
  { nullptr, &sAttributes_specs[12] },
  { nullptr, nullptr }
};

static_assert(4 <= 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[12];
static PropertyInfo sNativeProperties_propertyInfos[12];

static const NativePropertiesN<2> sNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sMethods */,
  true,  1 /* sAttributes */,
  false, 0,
  false, 0,
  false, 0,
  -1,
  12,
  sNativeProperties_sortedPropertyIndices,
  {
    { sMethods, &sNativeProperties_propertyInfos[0] },
    { sAttributes, &sNativeProperties_propertyInfos[1] }
  }
};
static_assert(12 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
    "We have a property info count that is oversized");

static bool
_constructor(JSContext* cx, unsigned argc, JS::Value* vp)
{
  AUTO_PROFILER_LABEL_FAST("FontFace constructor", DOM, cx);

  JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
  JS::Rooted<JSObject*> obj(cx, &args.callee());
  if (!args.isConstructing()) {
    // XXXbz wish I could get the name from the callee instead of
    // Adding more relocations
    return ThrowConstructorWithoutNew(cx, "FontFace");
  }

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

  if (MOZ_UNLIKELY(args.length() < 2)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFace");
  }
  GlobalObject global(cx, obj);
  if (global.Failed()) {
    return false;
  }

  bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  StringOrArrayBufferOrArrayBufferView arg1;
  StringOrArrayBufferOrArrayBufferViewArgument arg1_holder(arg1);
  {
    bool done = false, failed = false, tryNext;
    if (args[1].isObject()) {
      done = (failed = !arg1_holder.TrySetToArrayBuffer(cx, args[1], tryNext, false)) || !tryNext ||
             (failed = !arg1_holder.TrySetToArrayBufferView(cx, args[1], tryNext, false)) || !tryNext;

    }
    if (!done) {
      do {
        done = (failed = !arg1_holder.TrySetToString(cx, args[1], tryNext)) || !tryNext;
        break;
      } while (false);
    }
    if (failed) {
      return false;
    }
    if (!done) {
      ThrowErrorMessage(cx, MSG_NOT_IN_UNION, "Argument 2 of FontFace.constructor", "ArrayBuffer, ArrayBufferView");
      return false;
    }
  }
  binding_detail::FastFontFaceDescriptors arg2;
  if (!arg2.Init(cx, (args.hasDefined(2)) ? args[2] : JS::NullHandleValue,  "Argument 3 of FontFace.constructor", false)) {
    return false;
  }
  Maybe<JSAutoRealm> ar;
  if (objIsXray) {
    obj = js::CheckedUnwrap(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, NonNullHelper(Constify(arg0)), Constify(arg1), Constify(arg2), rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  static_assert(!IsPointer<decltype(result)>::value,
                "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 js::ClassOps sInterfaceObjectClassOps = {
    nullptr,               /* addProperty */
    nullptr,               /* delProperty */
    nullptr,               /* enumerate */
    nullptr,               /* newEnumerate */
    nullptr,               /* resolve */
    nullptr,               /* mayResolve */
    nullptr,               /* finalize */
    _constructor, /* call */
    nullptr,               /* hasInstance */
    _constructor, /* construct */
    nullptr,               /* trace */
};

static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
  {
    "Function",
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
    &sInterfaceObjectClassOps,
    JS_NULL_CLASS_SPEC,
    JS_NULL_CLASS_EXT,
    &sInterfaceObjectClassObjectOps
  },
  eInterface,
  true,
  prototypes::id::FontFace,
  PrototypeTraits<prototypes::id::FontFace>::Depth,
  sNativePropertyHooks,
  "function FontFace() {\n    [native code]\n}",
  JS::GetRealmFunctionPrototype
};

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,
  false,
  prototypes::id::FontFace,
  PrototypeTraits<prototypes::id::FontFace>::Depth,
  sNativePropertyHooks,
  "[object FontFacePrototype]",
  JS::GetRealmObjectPrototype
};

bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
  static bool sPrefValue;
  static bool sPrefCacheSetUp = false;
  if (!sPrefCacheSetUp) {
    sPrefCacheSetUp = true;
    Preferences::AddBoolVarCache(&sPrefValue, "layout.css.font-loading-api.enabled");
  }

  return sPrefValue;
}

static const js::ClassOps sClassOps = {
  _addProperty, /* addProperty */
  nullptr,               /* delProperty */
  nullptr,               /* enumerate */
  nullptr, /* newEnumerate */
  nullptr, /* resolve */
  nullptr, /* mayResolve */
  _finalize, /* finalize */
  nullptr, /* call */
  nullptr,               /* hasInstance */
  nullptr,               /* construct */
  nullptr, /* trace */
};

static const js::ClassExtension sClassExtension = {
  nullptr, /* weakmapKeyDelegateOp */
  _objectMoved /* objectMovedOp */
};

static const DOMJSClass sClass = {
  { "FontFace",
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    &sClassOps,
    JS_NULL_CLASS_SPEC,
    &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 },
  IsBaseOf<nsISupports, mozilla::dom::FontFace >::value,
  sNativePropertyHooks,
  FindAssociatedGlobalForNative<mozilla::dom::FontFace>::Get,
  GetProtoObjectHandle,
  GetCCParticipant<mozilla::dom::FontFace>::Get()
};
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.");

const JSClass*
GetJSClass()
{
  return sClass.ToJSClass();
}

bool
Wrap(JSContext* aCx, mozilla::dom::FontFace* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::FontFace>::value,
                "Shouldn't have wrappercached things that are not refcounted.");
  MOZ_ASSERT(static_cast<mozilla::dom::FontFace*>(aObject) ==
             reinterpret_cast<mozilla::dom::FontFace*>(aObject),
             "Multiple inheritance for mozilla::dom::FontFace is broken.");
  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");

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

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

void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
{
  JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
  if (!parentProto) {
    return;
  }

  JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
  if (!constructorProto) {
    return;
  }

  static bool sIdsInited = false;
  if (!sIdsInited && NS_IsMainThread()) {
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
      return;
    }
    sIdsInited = true;
  }

  static bool sPrefCachesInited = false;
  if (!sPrefCachesInited && NS_IsMainThread()) {
    sPrefCachesInited = true;
    Preferences::AddBoolVarCache(&sAttributes[1].disablers->enabled, "layout.css.font-variations.enabled");
    Preferences::AddBoolVarCache(&sAttributes[2].disablers->enabled, "layout.css.font-display.enabled");
  }

  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::FontFace);
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::FontFace);
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass.mBase, protoCache,
                              nullptr,
                              constructorProto, &sInterfaceObjectClass.mBase, 2, nullptr,
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              nullptr,
                              "FontFace", aDefineOnGlobal,
                              nullptr,
                              false);
}

JSObject*
GetConstructorObject(JSContext* aCx)
{
  return GetConstructorObjectHandle(aCx);
}

} // namespace FontFace_Binding



} // namespace dom
} // namespace mozilla

Coverage Report

Created: 2018-09-25 14:53