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

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

#include "AtomList.h"
#include "EventHandlerBinding.h"
#include "EventTargetBinding.h"
#include "FontFaceSetBinding.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/FontFaceSet.h"
#include "mozilla/dom/FontFaceSetIterator.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/ToJSValue.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 FontFaceSetLoadStatusValues {
extern const EnumEntry strings[3] = {
  {"loading", 7},
  {"loaded", 6},
  { nullptr, 0 }
};
} // namespace FontFaceSetLoadStatusValues

bool
ToJSValue(JSContext* aCx, FontFaceSetLoadStatus aArgument, JS::MutableHandle<JS::Value> aValue)
{
  MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(FontFaceSetLoadStatusValues::strings));
  JSString* resultStr =
    JS_NewStringCopyN(aCx, FontFaceSetLoadStatusValues::strings[uint32_t(aArgument)].value,
                      FontFaceSetLoadStatusValues::strings[uint32_t(aArgument)].length);
  if (!resultStr) {
    return false;
  }
  aValue.setString(resultStr);
  return true;
}



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


bool
FontFaceSetIteratorResult::InitIds(JSContext* cx, FontFaceSetIteratorResultAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->value_id.init(cx, "value") ||
      !atomsCache->done_id.init(cx, "done")) {
    return false;
  }
  return true;
}

bool
FontFaceSetIteratorResult::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());
  FontFaceSetIteratorResultAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<FontFaceSetIteratorResultAtoms>(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->done_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), &mDone)) {
      return false;
    }
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'done' member of FontFaceSetIteratorResult");
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->value_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunreachable-code"
#pragma clang diagnostic ignored "-Wunreachable-code-return"
#endif // __clang__
    if ((passedToJSImpl) && !CallerSubsumes(temp.ref())) {
      ThrowErrorMessage(cx, MSG_PERMISSION_DENIED_TO_PASS_ARG, "'value' member of FontFaceSetIteratorResult");
      return false;
    }
#ifdef __clang__
#pragma clang diagnostic pop
#endif // __clang__
    mValue = temp.ref();
    mIsAnyMemberPresent = true;
  } else if (cx) {
    // Don't error out if we have no cx.  In that
    // situation the caller is default-constructing us and we'll
    // just assume they know what they're doing.
    return ThrowErrorMessage(cx, MSG_MISSING_REQUIRED_DICTIONARY_MEMBER,
                             "'value' member of FontFaceSetIteratorResult");
  }
  return true;
}

bool
FontFaceSetIteratorResult::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  FontFaceSetIteratorResultAtoms* atomsCache = GetAtomCache<FontFaceSetIteratorResultAtoms>(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);
    bool const & currentValue = mDone;
    temp.setBoolean(currentValue);
    if (!JS_DefinePropertyById(cx, obj, atomsCache->done_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);
    JS::Value const & currentValue = mValue;
    JS::ExposeValueToActiveJS(currentValue);
    temp.set(currentValue);
    if (!MaybeWrapValue(cx, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->value_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

void
FontFaceSetIteratorResult::TraceDictionary(JSTracer* trc)
{
  JS::UnsafeTraceRoot(trc, &mValue, "FontFaceSetIteratorResult.mValue");
}

namespace binding_detail {
} // namespace binding_detail


void
FontFaceSetForEachCallback::Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, FontFace& value, FontFace& key, FontFaceSet& set, ErrorResult& aRv)
{
  JS::Rooted<JS::Value> rval(cx, JS::UndefinedValue());
  JS::AutoValueVector argv(cx);
  if (!argv.resize(3)) {
    aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
    return;
  }
  unsigned argc = 3;

  do {
    if (!GetOrCreateDOMReflector(cx, set, argv[2])) {
      MOZ_ASSERT(JS_IsExceptionPending(cx));
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return;
    }
    break;
  } while (false);

  do {
    if (!GetOrCreateDOMReflector(cx, key, argv[1])) {
      MOZ_ASSERT(JS_IsExceptionPending(cx));
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return;
    }
    break;
  } while (false);

  do {
    if (!GetOrCreateDOMReflector(cx, value, argv[0])) {
      MOZ_ASSERT(JS_IsExceptionPending(cx));
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return;
    }
    break;
  } while (false);

  JS::Rooted<JS::Value> callable(cx, JS::ObjectValue(*mCallback));
  if (!JS::Call(cx, aThisVal, callable,
                JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
    aRv.NoteJSContextException(cx);
    return;
  }
}



namespace binding_detail {
} // namespace binding_detail


namespace FontFaceSet_Binding {

static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventTarget_Binding::NativeType>::value,
              "Can't inherit from an interface with a different ownership model.");

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

  uint32_t result(self->Size());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setNumber(result);
  return true;
}

static const JSJitInfo size_getterinfo = {
  { (JSJitGetterOp)get_size },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_DOUBLE,  /* returnType.  Not relevant for setters. */
  true,  /* 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
add(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.add", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.add");
  }
  NonNull<mozilla::dom::FontFace> arg0;
  if (args[0].isObject()) {
    {
      nsresult rv = UnwrapObject<prototypes::id::FontFace, mozilla::dom::FontFace>(args[0], arg0);
      if (NS_FAILED(rv)) {
        ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of FontFaceSet.add", "FontFace");
        return false;
      }
    }
  } else {
    ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of FontFaceSet.add");
    return false;
  }
  FastErrorResult rv;
  self->Add(MOZ_KnownLive(NonNullHelper(arg0)), rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setUndefined();
  return true;
}

static const JSJitInfo add_methodinfo = {
  { (JSJitGetterOp)add },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  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
has(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.has", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.has");
  }
  NonNull<mozilla::dom::FontFace> arg0;
  if (args[0].isObject()) {
    {
      nsresult rv = UnwrapObject<prototypes::id::FontFace, mozilla::dom::FontFace>(args[0], arg0);
      if (NS_FAILED(rv)) {
        ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of FontFaceSet.has", "FontFace");
        return false;
      }
    }
  } else {
    ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of FontFaceSet.has");
    return false;
  }
  bool result(self->Has(MOZ_KnownLive(NonNullHelper(arg0))));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo has_methodinfo = {
  { (JSJitGetterOp)has },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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
_delete_(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.delete", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.delete");
  }
  NonNull<mozilla::dom::FontFace> arg0;
  if (args[0].isObject()) {
    {
      nsresult rv = UnwrapObject<prototypes::id::FontFace, mozilla::dom::FontFace>(args[0], arg0);
      if (NS_FAILED(rv)) {
        ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of FontFaceSet.delete", "FontFace");
        return false;
      }
    }
  } else {
    ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of FontFaceSet.delete");
    return false;
  }
  bool result(self->Delete(MOZ_KnownLive(NonNullHelper(arg0))));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo delete_methodinfo = {
  { (JSJitGetterOp)_delete_ },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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
clear(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.clear", DOM, cx);

  self->Clear();
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setUndefined();
  return true;
}

static const JSJitInfo clear_methodinfo = {
  { (JSJitGetterOp)clear },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
  true,  /* 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
entries(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.entries", DOM, cx);

  auto result(StrongOrRawPtr<mozilla::dom::FontFaceSetIterator>(self->Entries()));
  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 (!WrapNewBindingNonWrapperCachedObject(cx, obj, result, args.rval())) {
    MOZ_ASSERT(JS_IsExceptionPending(cx));
    return false;
  }
  return true;
}

static const JSJitInfo entries_methodinfo = {
  { (JSJitGetterOp)entries },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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
values(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.values", DOM, cx);

  auto result(StrongOrRawPtr<mozilla::dom::FontFaceSetIterator>(self->Values()));
  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 (!WrapNewBindingNonWrapperCachedObject(cx, obj, result, args.rval())) {
    MOZ_ASSERT(JS_IsExceptionPending(cx));
    return false;
  }
  return true;
}

static const JSJitInfo values_methodinfo = {
  { (JSJitGetterOp)values },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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
forEach(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.forEach", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.forEach");
  }
  RootedCallback<OwningNonNull<binding_detail::FastFontFaceSetForEachCallback>> arg0(cx);
  if (args[0].isObject()) {
    if (JS::IsCallable(&args[0].toObject())) {
    { // scope for tempRoot and tempGlobalRoot if needed
      arg0 = new binding_detail::FastFontFaceSetForEachCallback(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
    }
    } else {
      ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 1 of FontFaceSet.forEach");
      return false;
    }
  } else {
    ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of FontFaceSet.forEach");
    return false;
  }
  JS::Rooted<JS::Value> arg1(cx);
  if (args.hasDefined(1)) {
    arg1 = args[1];
  } else {
    arg1 = JS::UndefinedValue();
  }
  FastErrorResult rv;
  self->ForEach(cx, NonNullHelper(arg0), arg1, rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setUndefined();
  return true;
}

static const JSJitInfo forEach_methodinfo = {
  { (JSJitGetterOp)forEach },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  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_onloading(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFaceSet.onloading", DOM, cx);

  RefPtr<EventHandlerNonNull> result(self->GetOnloading());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (result) {
    args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result));
    if (!MaybeWrapObjectOrNullValue(cx, args.rval())) {
      return false;
    }
    return true;
  } else {
    args.rval().setNull();
    return true;
  }
}

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

  RootedCallback<RefPtr<binding_detail::FastEventHandlerNonNull>> arg0(cx);
  if (args[0].isObject()) {
    { // scope for tempRoot and tempGlobalRoot if needed
      arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
    }
  } else {
    arg0 = nullptr;
  }
  self->SetOnloading(Constify(arg0));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo onloading_getterinfo = {
  { (JSJitGetterOp)get_onloading },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNKNOWN,  /* 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 onloading_setterinfo = {
  { (JSJitGetterOp)set_onloading },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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_onloadingdone(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFaceSet.onloadingdone", DOM, cx);

  RefPtr<EventHandlerNonNull> result(self->GetOnloadingdone());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (result) {
    args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result));
    if (!MaybeWrapObjectOrNullValue(cx, args.rval())) {
      return false;
    }
    return true;
  } else {
    args.rval().setNull();
    return true;
  }
}

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

  RootedCallback<RefPtr<binding_detail::FastEventHandlerNonNull>> arg0(cx);
  if (args[0].isObject()) {
    { // scope for tempRoot and tempGlobalRoot if needed
      arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
    }
  } else {
    arg0 = nullptr;
  }
  self->SetOnloadingdone(Constify(arg0));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo onloadingdone_getterinfo = {
  { (JSJitGetterOp)get_onloadingdone },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNKNOWN,  /* 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 onloadingdone_setterinfo = {
  { (JSJitGetterOp)set_onloadingdone },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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_onloadingerror(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFaceSet.onloadingerror", DOM, cx);

  RefPtr<EventHandlerNonNull> result(self->GetOnloadingerror());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (result) {
    args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result));
    if (!MaybeWrapObjectOrNullValue(cx, args.rval())) {
      return false;
    }
    return true;
  } else {
    args.rval().setNull();
    return true;
  }
}

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

  RootedCallback<RefPtr<binding_detail::FastEventHandlerNonNull>> arg0(cx);
  if (args[0].isObject()) {
    { // scope for tempRoot and tempGlobalRoot if needed
      arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
    }
  } else {
    arg0 = nullptr;
  }
  self->SetOnloadingerror(Constify(arg0));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));

  return true;
}

static const JSJitInfo onloadingerror_getterinfo = {
  { (JSJitGetterOp)get_onloadingerror },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_UNKNOWN,  /* 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 onloadingerror_setterinfo = {
  { (JSJitGetterOp)set_onloadingerror },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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
load(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.load", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.load");
  }
  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  binding_detail::FakeString arg1;
  if (args.hasDefined(1)) {
    if (!ConvertJSValueToString(cx, args[1], eStringify, eStringify, arg1)) {
      return false;
    }
  } else {
    static const char16_t data[] = { ' ', 0 };
    arg1.Rebind(data, ArrayLength(data) - 1);
  }
  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(self->Load(cx, NonNullHelper(Constify(arg0)), NonNullHelper(Constify(arg1)), 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 (!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::FontFaceSet* 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::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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
check(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("FontFaceSet.check", DOM, cx);

  if (MOZ_UNLIKELY(args.length() < 1)) {
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "FontFaceSet.check");
  }
  binding_detail::FakeString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  binding_detail::FakeString arg1;
  if (args.hasDefined(1)) {
    if (!ConvertJSValueToString(cx, args[1], eStringify, eStringify, arg1)) {
      return false;
    }
  } else {
    static const char16_t data[] = { ' ', 0 };
    arg1.Rebind(data, ArrayLength(data) - 1);
  }
  FastErrorResult rv;
  bool result(self->Check(NonNullHelper(Constify(arg0)), NonNullHelper(Constify(arg1)), rv));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo check_methodinfo = {
  { (JSJitGetterOp)check },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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_ready(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get FontFaceSet.ready", DOM, cx);

  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(self->GetReady(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_ready_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::FontFaceSet* self, JSJitGetterCallArgs args)
{
  bool ok = get_ready(cx, obj, self, args);
  if (ok) {
    return true;
  }
  return ConvertExceptionToPromise(cx, args.rval());
}

static const JSJitInfo ready_getterinfo = {
  { (JSJitGetterOp)get_ready_promiseWrapper },
  { prototypes::id::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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");

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

  FontFaceSetLoadStatus 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::FontFaceSet },
  { PrototypeTraits<prototypes::id::FontFaceSet>::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 bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
  mozilla::dom::FontFaceSet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFaceSet>(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::FontFaceSet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFaceSet>(obj);
  if (self) {
    ClearWrapper(self, self, obj);
    AddForDeferredFinalization<mozilla::dom::FontFaceSet>(self);
  }
}

static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
  mozilla::dom::FontFaceSet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::FontFaceSet>(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("add", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&add_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("has", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&has_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("delete", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&delete_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("clear", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&clear_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("entries", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&entries_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("values", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&values_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("forEach", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&forEach_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("load", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&load_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("check", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&check_methodinfo), 1, 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(9 <= 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[] = {
  { "size", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &size_getterinfo, nullptr, nullptr },
  { "onloading", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &onloading_getterinfo, GenericSetter<NormalThisPolicy>, &onloading_setterinfo },
  { "onloadingdone", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &onloadingdone_getterinfo, GenericSetter<NormalThisPolicy>, &onloadingdone_setterinfo },
  { "onloadingerror", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &onloadingerror_getterinfo, GenericSetter<NormalThisPolicy>, &onloadingerror_setterinfo },
  { "ready", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ConvertExceptionsToPromises>, &ready_getterinfo, nullptr, nullptr },
  { "status", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &status_getterinfo, nullptr, nullptr },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif


static const Prefable<const JSPropertySpec> sAttributes[] = {
  { nullptr, &sAttributes_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(6 <= 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[15];
static PropertyInfo sNativeProperties_propertyInfos[15];

static const NativePropertiesN<2> sNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sMethods */,
  true,  1 /* sAttributes */,
  false, 0,
  false, 0,
  false, 0,
  5,
  15,
  sNativeProperties_sortedPropertyIndices,
  {
    { sMethods, &sNativeProperties_propertyInfos[0] },
    { sAttributes, &sNativeProperties_propertyInfos[9] }
  }
};
static_assert(5 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.iteratorAliasMethodIndex) - 1),
    "We have an iterator alias index that is oversized");
static_assert(15 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
    "We have a property info count that is oversized");

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

static const DOMIfaceAndProtoJSClass sPrototypeClass = {
  {
    "FontFaceSetPrototype",
    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::FontFaceSet,
  PrototypeTraits<prototypes::id::FontFaceSet>::Depth,
  sNativePropertyHooks,
  "[object FontFaceSetPrototype]",
  EventTarget_Binding::GetProtoObject
};

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 = {
  { "FontFaceSet",
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    &sClassOps,
    JS_NULL_CLASS_SPEC,
    &sClassExtension,
    JS_NULL_OBJECT_OPS
  },
  { prototypes::id::EventTarget, prototypes::id::FontFaceSet, 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::FontFaceSet >::value,
  sNativePropertyHooks,
  FindAssociatedGlobalForNative<mozilla::dom::FontFaceSet>::Get,
  GetProtoObjectHandle,
  GetCCParticipant<mozilla::dom::FontFaceSet>::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::FontFaceSet* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::FontFaceSet>::value,
                "Shouldn't have wrappercached things that are not refcounted.");
  MOZ_ASSERT(static_cast<mozilla::dom::FontFaceSet*>(aObject) ==
             reinterpret_cast<mozilla::dom::FontFaceSet*>(aObject),
             "Multiple inheritance for mozilla::dom::FontFaceSet is broken.");
  MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
             reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
             "Multiple inheritance for mozilla::dom::EventTarget 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::FontFaceSet> 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::FontFaceSet,
  constructors::id::FontFaceSet,
  EventTarget_Binding::sNativePropertyHooks,
  &DefaultXrayExpandoObjectClass
} };

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

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

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

  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::FontFaceSet);
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::FontFaceSet);
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass.mBase, protoCache,
                              nullptr,
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              nullptr,
                              "FontFaceSet", aDefineOnGlobal,
                              nullptr,
                              false);

  // Set up aliases on the interface prototype object we just created.
  JS::Handle<JSObject*> proto = GetProtoObjectHandle(aCx);
  if (!proto) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }

  JS::Rooted<JS::Value> aliasedVal(aCx);

  if (!JS_GetProperty(aCx, proto, "values", &aliasedVal)) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }
  JS::Rooted<jsid> iteratorId(aCx, SYMBOL_TO_JSID(JS::GetWellKnownSymbol(aCx, JS::SymbolCode::iterator)));
  if (!JS_DefinePropertyById(aCx, proto, iteratorId, aliasedVal, 0)) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }
  if (!JS_DefineProperty(aCx, proto, "keys", aliasedVal, JSPROP_ENUMERATE)) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }
}

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

} // namespace FontFaceSet_Binding



namespace FontFaceSetIterator_Binding {

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

  FastErrorResult rv;
  RootedDictionary<FontFaceSetIteratorResult> result(cx);
  self->Next(cx, result, rv);
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!result.ToObjectInternal(cx, args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo next_methodinfo = {
  { (JSJitGetterOp)next },
  { prototypes::id::FontFaceSetIterator },
  { PrototypeTraits<prototypes::id::FontFaceSetIterator>::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");

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

// 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("next", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&next_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)");


static uint16_t sNativeProperties_sortedPropertyIndices[1];
static PropertyInfo sNativeProperties_propertyInfos[1];

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

static const DOMIfaceAndProtoJSClass sPrototypeClass = {
  {
    "FontFaceSetIteratorPrototype",
    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::FontFaceSetIterator,
  PrototypeTraits<prototypes::id::FontFaceSetIterator>::Depth,
  sNativePropertyHooks,
  "[object FontFaceSetIteratorPrototype]",
  JS::GetRealmObjectPrototype
};

static const js::ClassOps sClassOps = {
  nullptr, /* 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 */
  nullptr /* objectMovedOp */
};

static const DOMJSClass sClass = {
  { "FontFaceSetIterator",
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    &sClassOps,
    JS_NULL_CLASS_SPEC,
    &sClassExtension,
    JS_NULL_OBJECT_OPS
  },
  { prototypes::id::FontFaceSetIterator, 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::FontFaceSetIterator >::value,
  sNativePropertyHooks,
  FindAssociatedGlobalForNative<mozilla::dom::FontFaceSetIterator>::Get,
  GetProtoObjectHandle,
  GetCCParticipant<mozilla::dom::FontFaceSetIterator>::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::FontFaceSetIterator* aObject, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
  MOZ_ASSERT(static_cast<mozilla::dom::FontFaceSetIterator*>(aObject) ==
             reinterpret_cast<mozilla::dom::FontFaceSetIterator*>(aObject),
             "Multiple inheritance for mozilla::dom::FontFaceSetIterator is broken.");
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));

  JS::Rooted<JSObject*> global(aCx, JS::CurrentGlobalOrNull(aCx));
  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::FontFaceSetIterator> creator(aCx);
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
  if (!aReflector) {
    return false;
  }



  creator.InitializationSucceeded();
  return true;
}

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

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

  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::FontFaceSetIterator);
  JS::Heap<JSObject*>* interfaceCache = nullptr;
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass.mBase, protoCache,
                              nullptr,
                              nullptr, nullptr, 0, nullptr,
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              nullptr,
                              nullptr, aDefineOnGlobal,
                              nullptr,
                              false);
}

} // namespace FontFaceSetIterator_Binding



} // namespace dom
} // namespace mozilla

Coverage Report

Created: 2018-09-25 14:53