Copy as Markdown
Other Tools
/* THIS FILE IS AUTOGENERATED FROM MozDocumentObserver.webidl BY Codegen.py - DO NOT EDIT */
#include <type_traits>
#include "AtomList.h"
#include "MainThreadUtils.h"
#include "MozDocumentObserverBinding.h"
#include "WrapperFactory.h"
#include "js/Array.h"
#include "js/CallAndConstruct.h"
#include "js/Exception.h"
#include "js/ForOfIterator.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/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/WindowProxyHolder.h"
#include "mozilla/dom/XrayExpandoClass.h"
#include "mozilla/extensions/DocumentObserver.h"
#include "mozilla/extensions/WebExtensionContentScript.h"
#include "nsContentUtils.h"
#include "nsILoadInfo.h"
namespace mozilla::dom {
namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;
namespace MozDocumentObserver_Binding {
MOZ_CAN_RUN_SCRIPT static bool
observe(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "MozDocumentObserver.observe");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"MozDocumentObserver", "observe", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::extensions::DocumentObserver*>(void_self);
if (!args.requireAtLeast(cx, "MozDocumentObserver.observe", 1)) {
return false;
}
binding_detail::AutoSequence<OwningNonNull<mozilla::extensions::MozDocumentMatcher>> arg0;
if (args[0].isObject()) {
JS::ForOfIterator iter(cx);
if (!iter.init(args[0], JS::ForOfIterator::AllowNonIterable)) {
return false;
}
if (!iter.valueIsIterable()) {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("Argument 1", "sequence");
return false;
}
binding_detail::AutoSequence<OwningNonNull<mozilla::extensions::MozDocumentMatcher>> &arr = arg0;
JS::Rooted<JS::Value> temp(cx);
while (true) {
bool done;
if (!iter.next(&temp, &done)) {
return false;
}
if (done) {
break;
}
OwningNonNull<mozilla::extensions::MozDocumentMatcher>* slotPtr = arr.AppendElement(mozilla::fallible);
if (!slotPtr) {
JS_ReportOutOfMemory(cx);
return false;
}
OwningNonNull<mozilla::extensions::MozDocumentMatcher>& slot = *slotPtr;
if (temp.isObject()) {
static_assert(IsRefcounted<mozilla::extensions::MozDocumentMatcher>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::MozDocumentMatcher, mozilla::extensions::MozDocumentMatcher>(&temp, slot, cx);
if (NS_FAILED(rv)) {
cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Element of argument 1", "MozDocumentMatcher");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Element of argument 1");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("Argument 1", "sequence");
return false;
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Observe(Constify(arg0), rv))>, "Should be returning void here");
MOZ_KnownLive(self)->Observe(Constify(arg0), rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "MozDocumentObserver.observe"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo observe_methodinfo = {
{ (JSJitGetterOp)observe },
{ prototypes::id::MozDocumentObserver },
{ PrototypeTraits<prototypes::id::MozDocumentObserver>::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
disconnect(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"MozDocumentObserver", "disconnect", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::extensions::DocumentObserver*>(void_self);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Disconnect())>, "Should be returning void here");
MOZ_KnownLive(self)->Disconnect();
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo disconnect_methodinfo = {
{ (JSJitGetterOp)disconnect },
{ prototypes::id::MozDocumentObserver },
{ PrototypeTraits<prototypes::id::MozDocumentObserver>::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 bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::extensions::DocumentObserver* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::extensions::DocumentObserver>(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::GCContext* gcx, JSObject* obj)
{
mozilla::extensions::DocumentObserver* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::extensions::DocumentObserver>(obj);
if (self) {
JS::SetReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue());
ClearWrapper(self, self, obj);
if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
JS::RemoveAssociatedMemory(obj, mallocBytes,
JS::MemoryUse::DOMBinding);
}
AddForDeferredFinalization<mozilla::extensions::DocumentObserver>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::extensions::DocumentObserver* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::extensions::DocumentObserver>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::extensions::DocumentObserver* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::extensions::DocumentObserver>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSFunctionSpec sMethods_specs[] = {
JS_FNSPEC("observe", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&observe_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("disconnect", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&disconnect_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const Prefable<const JSFunctionSpec> sMethods[] = {
{ nullptr, &sMethods_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(2 <= 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[2];
static PropertyInfo sNativeProperties_propertyInfos[2];
static const NativePropertiesN<1> sNativeProperties = {
false, 0,
false, 0,
true, 0 /* sMethods */,
false, 0,
false, 0,
false, 0,
false, 0,
-1,
2,
sNativeProperties_sortedPropertyIndices,
{
{ sMethods, &sNativeProperties_propertyInfos[0] }
}
};
static_assert(2 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
nullptr,
{ sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
prototypes::id::MozDocumentObserver,
constructors::id::MozDocumentObserver,
&DefaultXrayExpandoObjectClass
};
static bool
_constructor(JSContext* cx_, unsigned argc, JS::Value* vp)
{
BindingCallContext cx(cx_, "MozDocumentObserver constructor");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"MozDocumentObserver", "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, "MozDocumentObserver");
}
JS::Rooted<JSObject*> desiredProto(cx);
if (!GetDesiredProto(cx, args,
prototypes::id::MozDocumentObserver,
CreateInterfaceObjects,
&desiredProto)) {
return false;
}
if (!args.requireAtLeast(cx, "MozDocumentObserver constructor", 1)) {
return false;
}
GlobalObject global(cx, obj);
if (global.Failed()) {
return false;
}
bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
RootedCallback<OwningNonNull<binding_detail::FastMozDocumentCallback>> arg0(cx);
if (args[0].isObject()) {
{ // scope for tempRoot and tempGlobalRoot if needed
arg0 = new binding_detail::FastMozDocumentCallback(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 1");
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::extensions::DocumentObserver>(mozilla::extensions::DocumentObserver::Constructor(global, MOZ_KnownLive(NonNullHelper(arg0)))));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
static_assert(!std::is_pointer_v<decltype(result)>,
"NewObject implies that we need to keep the object alive with a strong reference.");
if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ _constructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototype,
prototypes::id::MozDocumentObserver,
PrototypeTraits<prototypes::id::MozDocumentObserver>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"MozDocumentObserverPrototype",
JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
JS_NULL_CLASS_OPS,
JS_NULL_CLASS_SPEC,
JS_NULL_CLASS_EXT,
JS_NULL_OBJECT_OPS
},
eInterfacePrototype,
prototypes::id::MozDocumentObserver,
PrototypeTraits<prototypes::id::MozDocumentObserver>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
return nsContentUtils::ThreadsafeIsSystemCaller(aCx);
}
static const JSClassOps sClassOps = {
_addProperty, /* addProperty */
nullptr, /* delProperty */
nullptr, /* enumerate */
nullptr, /* newEnumerate */
nullptr, /* resolve */
nullptr, /* mayResolve */
_finalize, /* finalize */
nullptr, /* call */
nullptr, /* construct */
nullptr, /* trace */
};
static const js::ClassExtension sClassExtension = {
_objectMoved /* objectMovedOp */
};
static const DOMJSClass sClass = {
{ "MozDocumentObserver",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::MozDocumentObserver, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
std::is_base_of_v<nsISupports, mozilla::extensions::DocumentObserver>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::extensions::DocumentObserver>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::extensions::DocumentObserver>::Get(),
nullptr,
_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::extensions::DocumentObserver* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::extensions::DocumentObserver>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::extensions::DocumentObserver*>);
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::extensions::DocumentObserver> creator(aCx);
creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
if (!aReflector) {
return false;
}
aCache->SetWrapper(aReflector);
creator.InitializationSucceeded();
MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
aCache->GetWrapperPreserveColor() == aReflector);
// If proto != canonicalProto, we have to preserve our wrapper;
// otherwise we won't be able to properly recreate it later, since
// we won't know what proto to use. Note that we don't check
// aGivenProto here, since it's entirely possible (and even
// somewhat common) to have a non-null aGivenProto which is the
// same as canonicalProto.
if (proto != canonicalProto) {
PreserveWrapper(aObject);
}
return true;
}
void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::MozDocumentObserver);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::MozDocumentObserver);
JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
if (!parentProto) {
return;
}
JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 1, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"MozDocumentObserver", aDefineOnGlobal,
nullptr,
false,
nullptr);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace MozDocumentObserver_Binding
void
MozDocumentCallback::OnNewDocument(extensions::MozDocumentMatcher& matcher, const WindowProxyHolder& window, ErrorResult& aRv, const char* aExecutionReason, ExceptionHandling aExceptionHandling, JS::Realm* aRealm)
{
CallSetup s(this, aRv, "MozDocumentCallback.onNewDocument", aExceptionHandling, aRealm);
if (aRv.Failed()) {
return;
}
MOZ_ASSERT(s.GetContext());
BindingCallContext& cx = s.GetCallContext();
JS::Rooted<JS::Value> rval(cx);
JS::RootedVector<JS::Value> argv(cx);
if (!argv.resize(2)) {
// That threw an exception on the JSContext, and our CallSetup will do
// the right thing with that.
return;
}
unsigned argc = 2;
do {
if (!WrapObject(cx, window, argv[1])) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
break;
} while (false);
do {
if (!GetOrCreateDOMReflector(cx, matcher, argv[0])) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
break;
} while (false);
JS::Rooted<JS::Value> callable(cx);
MozDocumentCallbackAtoms* atomsCache = GetAtomCache<MozDocumentCallbackAtoms>(cx);
if ((reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) ||
!GetCallableProperty(cx, atomsCache->onNewDocument_id, &callable)) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
JS::Rooted<JS::Value> thisValue(cx, JS::ObjectValue(*mCallback));
if (!JS::Call(cx, thisValue, callable,
JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
aRv.NoteJSContextException(cx);
return;
}
}
void
MozDocumentCallback::OnPreloadDocument(extensions::MozDocumentMatcher& matcher, nsILoadInfo* loadInfo, ErrorResult& aRv, const char* aExecutionReason, ExceptionHandling aExceptionHandling, JS::Realm* aRealm)
{
CallSetup s(this, aRv, "MozDocumentCallback.onPreloadDocument", aExceptionHandling, aRealm);
if (aRv.Failed()) {
return;
}
MOZ_ASSERT(s.GetContext());
BindingCallContext& cx = s.GetCallContext();
JS::Rooted<JS::Value> rval(cx);
JS::RootedVector<JS::Value> argv(cx);
if (!argv.resize(2)) {
// That threw an exception on the JSContext, and our CallSetup will do
// the right thing with that.
return;
}
unsigned argc = 2;
do {
if (!WrapObject(cx, loadInfo, &NS_GET_IID(nsILoadInfo), argv[1])) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
break;
} while (false);
do {
if (!GetOrCreateDOMReflector(cx, matcher, argv[0])) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
break;
} while (false);
JS::Rooted<JS::Value> callable(cx);
MozDocumentCallbackAtoms* atomsCache = GetAtomCache<MozDocumentCallbackAtoms>(cx);
if ((reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) ||
!GetCallableProperty(cx, atomsCache->onPreloadDocument_id, &callable)) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
JS::Rooted<JS::Value> thisValue(cx, JS::ObjectValue(*mCallback));
if (!JS::Call(cx, thisValue, callable,
JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
aRv.NoteJSContextException(cx);
return;
}
}
bool
MozDocumentCallback::InitIds(JSContext* cx, MozDocumentCallbackAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->onPreloadDocument_id.init(cx, "onPreloadDocument") ||
!atomsCache->onNewDocument_id.init(cx, "onNewDocument")) {
return false;
}
return true;
}
} // namespace mozilla::dom