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

#include <type_traits>
#include "AtomList.h"
#include "MainThreadUtils.h"
#include "MouseEventBinding.h"
#include "UIEventBinding.h"
#include "WrapperFactory.h"
#include "js/CallAndConstruct.h"
#include "js/Exception.h"
#include "js/MapAndSet.h"
#include "js/Object.h"
#include "js/PropertyAndElement.h"
#include "js/PropertyDescriptor.h"
#include "js/experimental/JitInfo.h"
#include "mozilla/Atomics.h"
#include "mozilla/FloatingPoint.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/Event.h"
#include "mozilla/dom/EventTarget.h"
#include "mozilla/dom/MouseEvent.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/XrayExpandoClass.h"
#include "nsContentUtils.h"
#include "nsGlobalWindowInner.h"
#include "nsIScreen.h"

namespace mozilla::dom {

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



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




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

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->screenY_id.init(cx, "screenY") ||
      !atomsCache->screenX_id.init(cx, "screenX") ||
      !atomsCache->relatedTarget_id.init(cx, "relatedTarget") ||
      !atomsCache->movementY_id.init(cx, "movementY") ||
      !atomsCache->movementX_id.init(cx, "movementX") ||
      !atomsCache->clientY_id.init(cx, "clientY") ||
      !atomsCache->clientX_id.init(cx, "clientX") ||
      !atomsCache->buttons_id.init(cx, "buttons") ||
      !atomsCache->button_id.init(cx, "button")) {
    return false;
  }
  return true;
}

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

  // Per spec, we init the parent's members first
  if (!EventModifierInit::Init(cx, val)) {
    return false;
  }

  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->button_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<int16_t, eDefault>(cx, temp.ref(), "'button' member of MouseEventInit", &mButton)) {
      return false;
    }
  } else {
    mButton = 0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->buttons_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<uint16_t, eDefault>(cx, temp.ref(), "'buttons' member of MouseEventInit", &mButtons)) {
      return false;
    }
  } else {
    mButtons = 0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->clientX_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<double, eDefault>(cx, temp.ref(), "'clientX' member of MouseEventInit", &mClientX)) {
      return false;
    } else if (!std::isfinite(mClientX)) {
      cx.ThrowErrorMessage<MSG_NOT_FINITE>("'clientX' member of MouseEventInit");
      return false;
    }
  } else {
    mClientX = 0.0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->clientY_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<double, eDefault>(cx, temp.ref(), "'clientY' member of MouseEventInit", &mClientY)) {
      return false;
    } else if (!std::isfinite(mClientY)) {
      cx.ThrowErrorMessage<MSG_NOT_FINITE>("'clientY' member of MouseEventInit");
      return false;
    }
  } else {
    mClientY = 0.0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->movementX_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, temp.ref(), "'movementX' member of MouseEventInit", &mMovementX)) {
      return false;
    }
  } else {
    mMovementX = 0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->movementY_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, temp.ref(), "'movementY' member of MouseEventInit", &mMovementY)) {
      return false;
    }
  } else {
    mMovementY = 0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->relatedTarget_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
      static_assert(IsRefcounted<mozilla::dom::EventTarget>::value, "We can only store refcounted classes.");
      {
        // Our JSContext should be in the right global to do unwrapping in.
        nsresult rv = UnwrapObject<prototypes::id::EventTarget, mozilla::dom::EventTarget>(temp.ptr(), mRelatedTarget, cx);
        if (NS_FAILED(rv)) {
          cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("'relatedTarget' member of MouseEventInit", "EventTarget");
          return false;
        }
      }
    } else if (temp.ref().isNullOrUndefined()) {
      mRelatedTarget = nullptr;
    } else {
      cx.ThrowErrorMessage<MSG_NOT_OBJECT>("'relatedTarget' member of MouseEventInit");
      return false;
    }
  } else {
    mRelatedTarget = nullptr;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->screenX_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<double, eDefault>(cx, temp.ref(), "'screenX' member of MouseEventInit", &mScreenX)) {
      return false;
    } else if (!std::isfinite(mScreenX)) {
      cx.ThrowErrorMessage<MSG_NOT_FINITE>("'screenX' member of MouseEventInit");
      return false;
    }
  } else {
    mScreenX = 0.0;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->screenY_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ValueToPrimitive<double, eDefault>(cx, temp.ref(), "'screenY' member of MouseEventInit", &mScreenY)) {
      return false;
    } else if (!std::isfinite(mScreenY)) {
      cx.ThrowErrorMessage<MSG_NOT_FINITE>("'screenY' member of MouseEventInit");
      return false;
    }
  } else {
    mScreenY = 0.0;
  }
  mIsAnyMemberPresent = true;
  return true;
}

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

void
MouseEventInit::TraceDictionary(JSTracer* trc)
{
  EventModifierInit::TraceDictionary(trc);
}



MouseEventInit&
MouseEventInit::operator=(const MouseEventInit& aOther)
{
  EventModifierInit::operator=(aOther);
  mButton = aOther.mButton;
  mButtons = aOther.mButtons;
  mClientX = aOther.mClientX;
  mClientY = aOther.mClientY;
  mMovementX = aOther.mMovementX;
  mMovementY = aOther.mMovementY;
  mRelatedTarget = aOther.mRelatedTarget;
  mScreenX = aOther.mScreenX;
  mScreenY = aOther.mScreenY;
  return *this;
}


namespace MouseEvent_Binding {

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

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ScreenX(nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo screenX_getterinfo = {
  { get_screenX },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ScreenY(nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo screenY_getterinfo = {
  { get_screenY },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  auto result(StrongOrRawPtr<nsIScreen>(MOZ_KnownLive(self)->GetScreen()));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!result) {
    args.rval().setNull();
    return true;
  }
  if (!WrapObject(cx, result, &NS_GET_IID(nsIScreen), args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo screen_getterinfo = {
  { get_screen },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->PageX());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo pageX_getterinfo = {
  { get_pageX },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->PageY());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo pageY_getterinfo = {
  { get_pageY },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ClientX());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo clientX_getterinfo = {
  { get_clientX },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ClientY());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo clientY_getterinfo = {
  { get_clientY },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ClientX());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo x_getterinfo = {
  { get_x },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->ClientY());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo y_getterinfo = {
  { get_y },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->OffsetX());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo offsetX_getterinfo = {
  { get_offsetX },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  double result(MOZ_KnownLive(self)->OffsetY());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo offsetY_getterinfo = {
  { get_offsetY },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->CtrlKey());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo ctrlKey_getterinfo = {
  { get_ctrlKey },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->ShiftKey());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo shiftKey_getterinfo = {
  { get_shiftKey },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->AltKey());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo altKey_getterinfo = {
  { get_altKey },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->MetaKey());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo metaKey_getterinfo = {
  { get_metaKey },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  int16_t result(MOZ_KnownLive(self)->Button());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo button_getterinfo = {
  { get_button },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  uint16_t result(MOZ_KnownLive(self)->Buttons());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo buttons_getterinfo = {
  { get_buttons },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  auto result(StrongOrRawPtr<mozilla::dom::EventTarget>(MOZ_KnownLive(self)->GetRelatedTarget()));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!result) {
    args.rval().setNull();
    return true;
  }
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
    MOZ_ASSERT(JS_IsExceptionPending(cx));
    return false;
  }
  return true;
}

static const JSJitInfo relatedTarget_getterinfo = {
  { get_relatedTarget },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  int32_t result(MOZ_KnownLive(self)->MovementX());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo movementX_getterinfo = {
  { get_movementX },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  int32_t result(MOZ_KnownLive(self)->MovementY());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo movementY_getterinfo = {
  { get_movementY },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  if (!args.requireAtLeast(cx, "MouseEvent.initMouseEvent", 1)) {
    return false;
  }
  DeprecationWarning(cx, obj, DeprecatedOperations::eInitMouseEvent);
  nsAutoString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  bool arg1;
  if (args.hasDefined(1)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[1], "Argument 2", &arg1)) {
      return false;
    }
  } else {
    arg1 = false;
  }
  bool arg2;
  if (args.hasDefined(2)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[2], "Argument 3", &arg2)) {
      return false;
    }
  } else {
    arg2 = false;
  }
  nsGlobalWindowInner* arg3;
  if (args.hasDefined(3)) {
    if (args[3].isObject()) {
      {
        // Our JSContext should be in the right global to do unwrapping in.
        nsresult rv = UnwrapObject<prototypes::id::Window, nsGlobalWindowInner>(args[3], arg3, cx);
        if (NS_FAILED(rv)) {
          cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Argument 4", "Window");
          return false;
        }
      }
    } else if (args[3].isNullOrUndefined()) {
      arg3 = nullptr;
    } else {
      cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 4");
      return false;
    }
  } else {
    arg3 = nullptr;
  }
  int32_t arg4;
  if (args.hasDefined(4)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[4], "Argument 5", &arg4)) {
      return false;
    }
  } else {
    arg4 = 0;
  }
  int32_t arg5;
  if (args.hasDefined(5)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[5], "Argument 6", &arg5)) {
      return false;
    }
  } else {
    arg5 = 0;
  }
  int32_t arg6;
  if (args.hasDefined(6)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[6], "Argument 7", &arg6)) {
      return false;
    }
  } else {
    arg6 = 0;
  }
  int32_t arg7;
  if (args.hasDefined(7)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[7], "Argument 8", &arg7)) {
      return false;
    }
  } else {
    arg7 = 0;
  }
  int32_t arg8;
  if (args.hasDefined(8)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[8], "Argument 9", &arg8)) {
      return false;
    }
  } else {
    arg8 = 0;
  }
  bool arg9;
  if (args.hasDefined(9)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[9], "Argument 10", &arg9)) {
      return false;
    }
  } else {
    arg9 = false;
  }
  bool arg10;
  if (args.hasDefined(10)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[10], "Argument 11", &arg10)) {
      return false;
    }
  } else {
    arg10 = false;
  }
  bool arg11;
  if (args.hasDefined(11)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[11], "Argument 12", &arg11)) {
      return false;
    }
  } else {
    arg11 = false;
  }
  bool arg12;
  if (args.hasDefined(12)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[12], "Argument 13", &arg12)) {
      return false;
    }
  } else {
    arg12 = false;
  }
  int16_t arg13;
  if (args.hasDefined(13)) {
    if (!ValueToPrimitive<int16_t, eDefault>(cx, args[13], "Argument 14", &arg13)) {
      return false;
    }
  } else {
    arg13 = 0;
  }
  mozilla::dom::EventTarget* arg14;
  if (args.hasDefined(14)) {
    if (args[14].isObject()) {
      {
        // Our JSContext should be in the right global to do unwrapping in.
        nsresult rv = UnwrapObject<prototypes::id::EventTarget, mozilla::dom::EventTarget>(args[14], arg14, cx);
        if (NS_FAILED(rv)) {
          cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Argument 15", "EventTarget");
          return false;
        }
      }
    } else if (args[14].isNullOrUndefined()) {
      arg14 = nullptr;
    } else {
      cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 15");
      return false;
    }
  } else {
    arg14 = nullptr;
  }
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->InitMouseEvent(NonNullHelper(Constify(arg0)), arg1, arg2, MOZ_KnownLive(Constify(arg3)), arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11, arg12, arg13, MOZ_KnownLive(Constify(arg14))))>, "Should be returning void here");
  MOZ_KnownLive(self)->InitMouseEvent(NonNullHelper(Constify(arg0)), arg1, arg2, MOZ_KnownLive(Constify(arg3)), arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11, arg12, arg13, MOZ_KnownLive(Constify(arg14)));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setUndefined();
  return true;
}

static const JSJitInfo initMouseEvent_methodinfo = {
  { (JSJitGetterOp)initMouseEvent },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  if (!args.requireAtLeast(cx, "MouseEvent.getModifierState", 1)) {
    return false;
  }
  nsAutoString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  bool result(MOZ_KnownLive(self)->GetModifierState(NonNullHelper(Constify(arg0))));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo getModifierState_methodinfo = {
  { (JSJitGetterOp)getModifierState },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  auto result(StrongOrRawPtr<mozilla::dom::Event>(MOZ_KnownLive(self)->GetTriggerEvent()));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!result) {
    args.rval().setNull();
    return true;
  }
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
    MOZ_ASSERT(JS_IsExceptionPending(cx));
    return false;
  }
  return true;
}

static const JSJitInfo triggerEvent_getterinfo = {
  { get_triggerEvent },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  DeprecationWarning(cx, obj, DeprecatedOperations::eMouseEvent_MozPressure);
  float result(MOZ_KnownLive(self)->MozPressure(nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().set(JS::NumberValue(double(result)));
  return true;
}

static const JSJitInfo mozPressure_getterinfo = {
  { get_mozPressure },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  uint16_t result(MOZ_KnownLive(self)->InputSource(SystemCallerGuarantee()));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo inputSource_getterinfo = {
  { get_inputSource },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  DeprecationWarning(cx, obj, DeprecatedOperations::eMozInputSource);
  uint16_t result(MOZ_KnownLive(self)->InputSource(nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem));
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setInt32(int32_t(result));
  return true;
}

static const JSJitInfo mozInputSource_getterinfo = {
  { get_mozInputSource },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_INT32,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  if (!args.requireAtLeast(cx, "MouseEvent.initNSMouseEvent", 1)) {
    return false;
  }
  DeprecationWarning(cx, obj, DeprecatedOperations::eInitNSMouseEvent);
  nsAutoString arg0;
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    return false;
  }
  bool arg1;
  if (args.hasDefined(1)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[1], "Argument 2", &arg1)) {
      return false;
    }
  } else {
    arg1 = false;
  }
  bool arg2;
  if (args.hasDefined(2)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[2], "Argument 3", &arg2)) {
      return false;
    }
  } else {
    arg2 = false;
  }
  nsGlobalWindowInner* arg3;
  if (args.hasDefined(3)) {
    if (args[3].isObject()) {
      {
        // Our JSContext should be in the right global to do unwrapping in.
        nsresult rv = UnwrapObject<prototypes::id::Window, nsGlobalWindowInner>(args[3], arg3, cx);
        if (NS_FAILED(rv)) {
          cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Argument 4", "Window");
          return false;
        }
      }
    } else if (args[3].isNullOrUndefined()) {
      arg3 = nullptr;
    } else {
      cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 4");
      return false;
    }
  } else {
    arg3 = nullptr;
  }
  int32_t arg4;
  if (args.hasDefined(4)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[4], "Argument 5", &arg4)) {
      return false;
    }
  } else {
    arg4 = 0;
  }
  int32_t arg5;
  if (args.hasDefined(5)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[5], "Argument 6", &arg5)) {
      return false;
    }
  } else {
    arg5 = 0;
  }
  int32_t arg6;
  if (args.hasDefined(6)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[6], "Argument 7", &arg6)) {
      return false;
    }
  } else {
    arg6 = 0;
  }
  int32_t arg7;
  if (args.hasDefined(7)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[7], "Argument 8", &arg7)) {
      return false;
    }
  } else {
    arg7 = 0;
  }
  int32_t arg8;
  if (args.hasDefined(8)) {
    if (!ValueToPrimitive<int32_t, eDefault>(cx, args[8], "Argument 9", &arg8)) {
      return false;
    }
  } else {
    arg8 = 0;
  }
  bool arg9;
  if (args.hasDefined(9)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[9], "Argument 10", &arg9)) {
      return false;
    }
  } else {
    arg9 = false;
  }
  bool arg10;
  if (args.hasDefined(10)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[10], "Argument 11", &arg10)) {
      return false;
    }
  } else {
    arg10 = false;
  }
  bool arg11;
  if (args.hasDefined(11)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[11], "Argument 12", &arg11)) {
      return false;
    }
  } else {
    arg11 = false;
  }
  bool arg12;
  if (args.hasDefined(12)) {
    if (!ValueToPrimitive<bool, eDefault>(cx, args[12], "Argument 13", &arg12)) {
      return false;
    }
  } else {
    arg12 = false;
  }
  int16_t arg13;
  if (args.hasDefined(13)) {
    if (!ValueToPrimitive<int16_t, eDefault>(cx, args[13], "Argument 14", &arg13)) {
      return false;
    }
  } else {
    arg13 = 0;
  }
  mozilla::dom::EventTarget* arg14;
  if (args.hasDefined(14)) {
    if (args[14].isObject()) {
      {
        // Our JSContext should be in the right global to do unwrapping in.
        nsresult rv = UnwrapObject<prototypes::id::EventTarget, mozilla::dom::EventTarget>(args[14], arg14, cx);
        if (NS_FAILED(rv)) {
          cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Argument 15", "EventTarget");
          return false;
        }
      }
    } else if (args[14].isNullOrUndefined()) {
      arg14 = nullptr;
    } else {
      cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 15");
      return false;
    }
  } else {
    arg14 = nullptr;
  }
  float arg15;
  if (args.hasDefined(15)) {
    if (!ValueToPrimitive<float, eDefault>(cx, args[15], "Argument 16", &arg15)) {
      return false;
    } else if (!std::isfinite(arg15)) {
      cx.ThrowErrorMessage<MSG_NOT_FINITE>("Argument 16");
      return false;
    }
  } else {
    arg15 = 0.0F;
  }
  uint16_t arg16;
  if (args.hasDefined(16)) {
    if (!ValueToPrimitive<uint16_t, eDefault>(cx, args[16], "Argument 17", &arg16)) {
      return false;
    }
  } else {
    arg16 = 0;
  }
  // NOTE: This assert does NOT call the function.
  static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->InitNSMouseEvent(NonNullHelper(Constify(arg0)), arg1, arg2, MOZ_KnownLive(Constify(arg3)), arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11, arg12, arg13, MOZ_KnownLive(Constify(arg14)), arg15, arg16))>, "Should be returning void here");
  MOZ_KnownLive(self)->InitNSMouseEvent(NonNullHelper(Constify(arg0)), arg1, arg2, MOZ_KnownLive(Constify(arg3)), arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11, arg12, arg13, MOZ_KnownLive(Constify(arg14)), arg15, arg16);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setUndefined();
  return true;
}

static const JSJitInfo initNSMouseEvent_methodinfo = {
  { (JSJitGetterOp)initNSMouseEvent },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

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

static const JSJitInfo preventClickEvent_methodinfo = {
  { (JSJitGetterOp)preventClickEvent },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->ClickEventPrevented());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

static const JSJitInfo clickEventPrevented_methodinfo = {
  { (JSJitGetterOp)clickEventPrevented },
  { prototypes::id::MouseEvent },
  { PrototypeTraits<prototypes::id::MouseEvent>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_BOOLEAN,  /* 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. */
};

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

  auto* self = static_cast<mozilla::dom::MouseEvent*>(void_self);
  bool result(MOZ_KnownLive(self)->IsTrusted());
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  args.rval().setBoolean(result);
  return true;
}

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

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

MOZ_GLOBINIT static const JSFunctionSpec sMethods_specs[] = {
  JS_FNSPEC("initMouseEvent", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&initMouseEvent_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("getModifierState", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&getModifierState_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("initNSMouseEvent", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&initNSMouseEvent_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
  JS_FS_END
};


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

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

MOZ_GLOBINIT static const JSFunctionSpec sChromeMethods_specs[] = {
  JS_FNSPEC("preventClickEvent", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&preventClickEvent_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("clickEventPrevented", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&clickEventPrevented_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FS_END
};


static const Prefable<const JSFunctionSpec> sChromeMethods[] = {
  { nullptr, &sChromeMethods_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(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");

MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = {
  JSPropertySpec::nativeAccessors("screenX", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &screenX_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("screenY", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &screenY_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("pageX", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &pageX_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("pageY", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &pageY_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("clientX", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &clientX_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("clientY", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &clientY_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("x", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &x_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("y", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &y_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("offsetX", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &offsetX_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("offsetY", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &offsetY_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("ctrlKey", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &ctrlKey_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("shiftKey", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &shiftKey_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("altKey", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &altKey_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("metaKey", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &metaKey_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("button", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &button_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("buttons", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &buttons_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("relatedTarget", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &relatedTarget_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("movementX", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &movementX_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("movementY", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &movementY_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("mozPressure", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &mozPressure_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("mozInputSource", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &mozInputSource_getterinfo, nullptr, nullptr),
  JS_PS_END
};


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(21 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");

MOZ_GLOBINIT static const JSPropertySpec sChromeAttributes_specs[] = {
  JSPropertySpec::nativeAccessors("screen", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &screen_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("triggerEvent", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &triggerEvent_getterinfo, nullptr, nullptr),
  JSPropertySpec::nativeAccessors("inputSource", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &inputSource_getterinfo, nullptr, nullptr),
  JS_PS_END
};


static const Prefable<const JSPropertySpec> sChromeAttributes[] = {
  { nullptr, &sChromeAttributes_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(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");

MOZ_GLOBINIT static const JSPropertySpec sUnforgeableAttributes_specs[] = {
  JSPropertySpec::nativeAccessors("isTrusted", JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericGetter<NormalThisPolicy, ThrowExceptions>, &isTrusted_getterinfo, nullptr, nullptr),
  JS_PS_END
};


static const Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
  { nullptr, &sUnforgeableAttributes_specs[0] },
  { nullptr, nullptr }
};

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

MOZ_GLOBINIT static const ConstantSpec sConstants_specs[] = {
  { "MOZ_SOURCE_UNKNOWN", JS::Int32Value(0) },
  { "MOZ_SOURCE_MOUSE", JS::Int32Value(1) },
  { "MOZ_SOURCE_PEN", JS::Int32Value(2) },
  { "MOZ_SOURCE_ERASER", JS::Int32Value(3) },
  { "MOZ_SOURCE_CURSOR", JS::Int32Value(4) },
  { "MOZ_SOURCE_TOUCH", JS::Int32Value(5) },
  { "MOZ_SOURCE_KEYBOARD", JS::Int32Value(6) },
  { 0, JS::UndefinedValue() }
};


static const Prefable<const ConstantSpec> sConstants[] = {
  { nullptr, &sConstants_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(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[32];
static PropertyInfo sNativeProperties_propertyInfos[32];

static const NativePropertiesN<4> sNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sMethods */,
  true,  1 /* sAttributes */,
  false, 0,
  true,  2 /* sUnforgeableAttributes */,
  true,  3 /* sConstants */,
  -1,
  32,
  sNativeProperties_sortedPropertyIndices,
  {
    { sMethods, &sNativeProperties_propertyInfos[0] },
    { sAttributes, &sNativeProperties_propertyInfos[3] },
    { sUnforgeableAttributes, &sNativeProperties_propertyInfos[24] },
    { sConstants, &sNativeProperties_propertyInfos[25] }
  }
};
static_assert(32 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
    "We have a property info count that is oversized");

static uint16_t sChromeOnlyNativeProperties_sortedPropertyIndices[5];
static PropertyInfo sChromeOnlyNativeProperties_propertyInfos[5];

static const NativePropertiesN<2> sChromeOnlyNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sChromeMethods */,
  true,  1 /* sChromeAttributes */,
  false, 0,
  false, 0,
  false, 0,
  -1,
  5,
  sChromeOnlyNativeProperties_sortedPropertyIndices,
  {
    { sChromeMethods, &sChromeOnlyNativeProperties_propertyInfos[0] },
    { sChromeAttributes, &sChromeOnlyNativeProperties_propertyInfos[2] }
  }
};
static_assert(5 < 1ull << (CHAR_BIT * sizeof(sChromeOnlyNativeProperties.propertyInfoCount)),
    "We have a property info count that is oversized");

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

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

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

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

  if (!args.requireAtLeast(cx, "MouseEvent constructor", 1)) {
    return false;
  }
  GlobalObject global(cx, obj);
  if (global.Failed()) {
    return false;
  }

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

static const DOMInterfaceInfo sInterfaceObjectInfo = {
  { _constructor, &sNativePropertyHooks },
  UIEvent_Binding::GetConstructorObjectHandle,
  PrototypeTraits<prototypes::id::MouseEvent>::Depth,
  prototypes::id::MouseEvent,
  true,
  1,
  "MouseEvent",
};

static const DOMIfaceAndProtoJSClass sPrototypeClass = {
  {
    "MouseEventPrototype",
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
    JS_NULL_CLASS_OPS,
    JS_NULL_CLASS_SPEC,
    JS_NULL_CLASS_EXT,
    JS_NULL_OBJECT_OPS
  },
  eInterfacePrototype,
  prototypes::id::MouseEvent,
  PrototypeTraits<prototypes::id::MouseEvent>::Depth,
  &sNativePropertyHooks,
  UIEvent_Binding::GetProtoObject
};

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

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

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

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

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

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

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

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

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

  aCache->SetWrapper(aReflector);

  // Important: do unforgeable property setup after we have handed
  // over ownership of the C++ object to obj as needed, so that if
  // we fail and it ends up GCed it won't have problems in the
  // finalizer trying to drop its ownership of the C++ object.
  JS::Rooted<JSObject*> unforgeableHolder(aCx,
    &JS::GetNativeObjectReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
  if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
    aCache->ReleaseWrapper(aObject);
    aCache->ClearWrapperOnWrapFailure();
    return false;
  }
  creator.InitializationSucceeded();

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

  return true;
}

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

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

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

  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass, protoCache,
                              constructorProto, &sInterfaceObjectInfo, 1, false, Span<const LegacyFactoryFunction, 0>{},
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              sChromeOnlyNativeProperties.Upcast(),
                              "MouseEvent",
                              aDefineOnGlobal != DefineInterfaceProperty::No,
                              nullptr,
                              false,
                              nullptr);

  JS::AssertObjectIsNotGray(*protoCache);
  JS::Handle<JSObject*> proto = JS::Handle<JSObject*>::fromMarkedLocation(protoCache->unsafeAddress());
  if (!proto) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }

  JS::Rooted<JSObject*> unforgeableHolder(
      aCx, JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), proto));
  if (!unforgeableHolder) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }

  if (!DefineLegacyUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
    *protoCache = nullptr;
    if (interfaceCache) {
      *interfaceCache = nullptr;
    }
    return;
  }

  if (*protoCache) {
    JS::SetNativeObjectReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
                                    JS::ObjectValue(*unforgeableHolder));
  }
}

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

}

JSObject*
GetProtoObject(JSContext* aCx)
{
  return GetProtoObjectHandle(aCx);
}

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

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

} // namespace MouseEvent_Binding



} // namespace mozilla::dom