LCOV - code coverage report
Current view: top level - obj-x86_64-pc-linux-gnu/dom/bindings - TimeEventBinding.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 160 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 14 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* THIS FILE IS AUTOGENERATED FROM TimeEvent.webidl BY Codegen.py - DO NOT EDIT */
       2             : 
       3             : #include "EventBinding.h"
       4             : #include "TimeEventBinding.h"
       5             : #include "WrapperFactory.h"
       6             : #include "mozilla/OwningNonNull.h"
       7             : #include "mozilla/dom/BindingUtils.h"
       8             : #include "mozilla/dom/DOMJSClass.h"
       9             : #include "mozilla/dom/NonRefcountedDOMObject.h"
      10             : #include "mozilla/dom/Nullable.h"
      11             : #include "mozilla/dom/PrimitiveConversions.h"
      12             : #include "mozilla/dom/TimeEvent.h"
      13             : #include "mozilla/dom/XrayExpandoClass.h"
      14             : #include "nsGlobalWindow.h"
      15             : #include "nsPIDOMWindow.h"
      16             : 
      17             : namespace mozilla {
      18             : namespace dom {
      19             : 
      20             : namespace TimeEventBinding {
      21             : 
      22             : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventBinding::NativeType>::value,
      23             :               "Can't inherit from an interface with a different ownership model.");
      24             : 
      25             : static bool
      26           0 : get_detail(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TimeEvent* self, JSJitGetterCallArgs args)
      27             : {
      28           0 :   int32_t result(self->Detail());
      29           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      30           0 :   args.rval().setInt32(int32_t(result));
      31           0 :   return true;
      32             : }
      33             : 
      34             : static const JSJitInfo detail_getterinfo = {
      35             :   { (JSJitGetterOp)get_detail },
      36             :   { prototypes::id::TimeEvent },
      37             :   { PrototypeTraits<prototypes::id::TimeEvent>::Depth },
      38             :   JSJitInfo::Getter,
      39             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      40             :   JSVAL_TYPE_INT32,  /* returnType.  Not relevant for setters. */
      41             :   true,  /* isInfallible. False in setters. */
      42             :   false,  /* isMovable.  Not relevant for setters. */
      43             :   false, /* isEliminatable.  Not relevant for setters. */
      44             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      45             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      46             :   false,  /* isTypedMethod.  Only relevant for methods. */
      47             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
      48             : };
      49             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
      50             : static_assert(0 < 1, "There is no slot for us");
      51             : 
      52             : static bool
      53           0 : get_view(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TimeEvent* self, JSJitGetterCallArgs args)
      54             : {
      55           0 :   auto result(StrongOrRawPtr<nsPIDOMWindowOuter>(self->GetView()));
      56           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      57           0 :   if (!result) {
      58           0 :     args.rval().setNull();
      59           0 :     return true;
      60             :   }
      61           0 :   if (!WrapObject(cx, result, args.rval())) {
      62           0 :     return false;
      63             :   }
      64           0 :   return true;
      65             : }
      66             : 
      67             : static const JSJitInfo view_getterinfo = {
      68             :   { (JSJitGetterOp)get_view },
      69             :   { prototypes::id::TimeEvent },
      70             :   { PrototypeTraits<prototypes::id::TimeEvent>::Depth },
      71             :   JSJitInfo::Getter,
      72             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      73             :   JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
      74             :   false,  /* isInfallible. False in setters. */
      75             :   false,  /* isMovable.  Not relevant for setters. */
      76             :   false, /* isEliminatable.  Not relevant for setters. */
      77             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      78             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      79             :   false,  /* isTypedMethod.  Only relevant for methods. */
      80             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
      81             : };
      82             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
      83             : static_assert(0 < 1, "There is no slot for us");
      84             : 
      85             : static bool
      86           0 : initTimeEvent(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TimeEvent* self, const JSJitMethodCallArgs& args)
      87             : {
      88           0 :   if (MOZ_UNLIKELY(args.length() < 1)) {
      89           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TimeEvent.initTimeEvent");
      90             :   }
      91           0 :   binding_detail::FakeString arg0;
      92           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
      93           0 :     return false;
      94             :   }
      95             :   nsGlobalWindow* arg1;
      96           0 :   if (args.hasDefined(1)) {
      97           0 :     if (args[1].isObject()) {
      98             :       {
      99           0 :         nsresult rv = UnwrapObject<prototypes::id::Window, nsGlobalWindow>(args[1], arg1);
     100           0 :         if (NS_FAILED(rv)) {
     101           0 :           ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 2 of TimeEvent.initTimeEvent", "Window");
     102           0 :           return false;
     103             :         }
     104             :       }
     105           0 :     } else if (args[1].isNullOrUndefined()) {
     106           0 :       arg1 = nullptr;
     107             :     } else {
     108           0 :       ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 2 of TimeEvent.initTimeEvent");
     109           0 :       return false;
     110             :     }
     111             :   } else {
     112           0 :     arg1 = nullptr;
     113             :   }
     114             :   int32_t arg2;
     115           0 :   if (args.hasDefined(2)) {
     116           0 :     if (!ValueToPrimitive<int32_t, eDefault>(cx, args[2], &arg2)) {
     117           0 :       return false;
     118             :     }
     119             :   } else {
     120           0 :     arg2 = 0;
     121             :   }
     122           0 :   self->InitTimeEvent(NonNullHelper(Constify(arg0)), Constify(arg1), arg2);
     123           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     124           0 :   args.rval().setUndefined();
     125           0 :   return true;
     126             : }
     127             : 
     128             : static const JSJitInfo initTimeEvent_methodinfo = {
     129             :   { (JSJitGetterOp)initTimeEvent },
     130             :   { prototypes::id::TimeEvent },
     131             :   { PrototypeTraits<prototypes::id::TimeEvent>::Depth },
     132             :   JSJitInfo::Method,
     133             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     134             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     135             :   false,  /* isInfallible. False in setters. */
     136             :   false,  /* isMovable.  Not relevant for setters. */
     137             :   false, /* isEliminatable.  Not relevant for setters. */
     138             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     139             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     140             :   false,  /* isTypedMethod.  Only relevant for methods. */
     141             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     142             : };
     143             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     144             : static_assert(0 < 1, "There is no slot for us");
     145             : 
     146             : static bool
     147           0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TimeEvent* self, JSJitGetterCallArgs args)
     148             : {
     149           0 :   bool result(self->IsTrusted());
     150           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     151           0 :   args.rval().setBoolean(result);
     152           0 :   return true;
     153             : }
     154             : 
     155             : static const JSJitInfo isTrusted_getterinfo = {
     156             :   { (JSJitGetterOp)get_isTrusted },
     157             :   { prototypes::id::TimeEvent },
     158             :   { PrototypeTraits<prototypes::id::TimeEvent>::Depth },
     159             :   JSJitInfo::Getter,
     160             :   JSJitInfo::AliasDOMSets, /* aliasSet.  Not relevant for setters. */
     161             :   JSVAL_TYPE_BOOLEAN,  /* returnType.  Not relevant for setters. */
     162             :   true,  /* isInfallible. False in setters. */
     163             :   true,  /* isMovable.  Not relevant for setters. */
     164             :   true, /* isEliminatable.  Not relevant for setters. */
     165             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     166             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     167             :   false,  /* isTypedMethod.  Only relevant for methods. */
     168             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     169             : };
     170             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     171             : static_assert(0 < 1, "There is no slot for us");
     172             : 
     173             : static bool
     174           0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
     175             : {
     176           0 :   mozilla::dom::TimeEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TimeEvent>(obj);
     177             :   // We don't want to preserve if we don't have a wrapper, and we
     178             :   // obviously can't preserve if we're not initialized.
     179           0 :   if (self && self->GetWrapperPreserveColor()) {
     180           0 :     PreserveWrapper(self);
     181             :   }
     182           0 :   return true;
     183             : }
     184             : 
     185             : static void
     186           0 : _finalize(js::FreeOp* fop, JSObject* obj)
     187             : {
     188           0 :   mozilla::dom::TimeEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TimeEvent>(obj);
     189           0 :   if (self) {
     190           0 :     ClearWrapper(self, self, obj);
     191           0 :     AddForDeferredFinalization<mozilla::dom::TimeEvent>(self);
     192             :   }
     193           0 : }
     194             : 
     195             : static void
     196           0 : _objectMoved(JSObject* obj, const JSObject* old)
     197             : {
     198           0 :   mozilla::dom::TimeEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TimeEvent>(obj);
     199           0 :   if (self) {
     200           0 :     UpdateWrapper(self, self, obj, old);
     201             :   }
     202           0 : }
     203             : 
     204             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     205             : #if defined(__clang__)
     206             : #pragma clang diagnostic push
     207             : #pragma clang diagnostic ignored "-Wmissing-braces"
     208             : #endif
     209             : static const JSFunctionSpec sMethods_specs[] = {
     210             :   JS_FNSPEC("initTimeEvent", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&initTimeEvent_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
     211             :   JS_FS_END
     212             : };
     213             : #if defined(__clang__)
     214             : #pragma clang diagnostic pop
     215             : #endif
     216             : 
     217             : 
     218             : // Can't be const because the pref-enabled boolean needs to be writable
     219             : static Prefable<const JSFunctionSpec> sMethods[] = {
     220             :   { nullptr, &sMethods_specs[0] },
     221             :   { nullptr, nullptr }
     222             : };
     223             : 
     224             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     225             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     226             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     227             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     228             : 
     229             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     230             : #if defined(__clang__)
     231             : #pragma clang diagnostic push
     232             : #pragma clang diagnostic ignored "-Wmissing-braces"
     233             : #endif
     234             : static const JSPropertySpec sAttributes_specs[] = {
     235             :   { "detail", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &detail_getterinfo, nullptr, nullptr },
     236             :   { "view", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &view_getterinfo, nullptr, nullptr },
     237             :   { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
     238             : };
     239             : #if defined(__clang__)
     240             : #pragma clang diagnostic pop
     241             : #endif
     242             : 
     243             : 
     244             : // Can't be const because the pref-enabled boolean needs to be writable
     245             : static Prefable<const JSPropertySpec> sAttributes[] = {
     246             :   { nullptr, &sAttributes_specs[0] },
     247             :   { nullptr, nullptr }
     248             : };
     249             : 
     250             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     251             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     252             : static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     253             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     254             : 
     255             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     256             : #if defined(__clang__)
     257             : #pragma clang diagnostic push
     258             : #pragma clang diagnostic ignored "-Wmissing-braces"
     259             : #endif
     260             : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
     261             :   { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
     262             :   { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
     263             : };
     264             : #if defined(__clang__)
     265             : #pragma clang diagnostic pop
     266             : #endif
     267             : 
     268             : 
     269             : // Can't be const because the pref-enabled boolean needs to be writable
     270             : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
     271             :   { nullptr, &sUnforgeableAttributes_specs[0] },
     272             :   { nullptr, nullptr }
     273             : };
     274             : 
     275             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     276             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     277             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     278             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     279             : 
     280             : 
     281             : static uint16_t sNativeProperties_sortedPropertyIndices[4];
     282             : static PropertyInfo sNativeProperties_propertyInfos[4];
     283             : 
     284             : static const NativePropertiesN<3> sNativeProperties = {
     285             :   false, 0,
     286             :   false, 0,
     287             :   true,  0 /* sMethods */,
     288             :   true,  1 /* sAttributes */,
     289             :   false, 0,
     290             :   true,  2 /* sUnforgeableAttributes */,
     291             :   false, 0,
     292             :   -1,
     293             :   4,
     294             :   sNativeProperties_sortedPropertyIndices,
     295             :   {
     296             :     { sMethods, &sNativeProperties_propertyInfos[0] },
     297             :     { sAttributes, &sNativeProperties_propertyInfos[1] },
     298             :     { sUnforgeableAttributes, &sNativeProperties_propertyInfos[3] }
     299             :   }
     300             : };
     301             : static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
     302             :     "We have a property info count that is oversized");
     303             : 
     304             : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
     305             :   {
     306             :     "Function",
     307             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
     308             :     &sBoringInterfaceObjectClassClassOps,
     309             :     JS_NULL_CLASS_SPEC,
     310             :     JS_NULL_CLASS_EXT,
     311             :     &sInterfaceObjectClassObjectOps
     312             :   },
     313             :   eInterface,
     314             :   true,
     315             :   prototypes::id::TimeEvent,
     316             :   PrototypeTraits<prototypes::id::TimeEvent>::Depth,
     317             :   sNativePropertyHooks,
     318             :   "function TimeEvent() {\n    [native code]\n}",
     319             :   EventBinding::GetConstructorObject
     320             : };
     321             : 
     322             : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
     323             :   {
     324             :     "TimeEventPrototype",
     325             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
     326             :     JS_NULL_CLASS_OPS,
     327             :     JS_NULL_CLASS_SPEC,
     328             :     JS_NULL_CLASS_EXT,
     329             :     JS_NULL_OBJECT_OPS
     330             :   },
     331             :   eInterfacePrototype,
     332             :   false,
     333             :   prototypes::id::TimeEvent,
     334             :   PrototypeTraits<prototypes::id::TimeEvent>::Depth,
     335             :   sNativePropertyHooks,
     336             :   "[object TimeEventPrototype]",
     337             :   EventBinding::GetProtoObject
     338             : };
     339             : 
     340             : JSObject*
     341           0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
     342             : {
     343           0 :   return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
     344             : }
     345             : 
     346             : static const js::ClassOps sClassOps = {
     347             :   _addProperty, /* addProperty */
     348             :   nullptr,               /* delProperty */
     349             :   nullptr,               /* getProperty */
     350             :   nullptr,               /* setProperty */
     351             :   nullptr,               /* enumerate */
     352             :   nullptr, /* newEnumerate */
     353             :   nullptr, /* resolve */
     354             :   nullptr, /* mayResolve */
     355             :   _finalize, /* finalize */
     356             :   nullptr, /* call */
     357             :   nullptr,               /* hasInstance */
     358             :   nullptr,               /* construct */
     359             :   nullptr, /* trace */
     360             : };
     361             : 
     362             : static const js::ClassExtension sClassExtension = {
     363             :   nullptr, /* weakmapKeyDelegateOp */
     364             :   _objectMoved /* objectMovedOp */
     365             : };
     366             : 
     367             : static const DOMJSClass sClass = {
     368             :   { "TimeEvent",
     369             :     JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
     370             :     &sClassOps,
     371             :     JS_NULL_CLASS_SPEC,
     372             :     &sClassExtension,
     373             :     JS_NULL_OBJECT_OPS
     374             :   },
     375             :   { prototypes::id::Event, prototypes::id::TimeEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
     376             :   IsBaseOf<nsISupports, mozilla::dom::TimeEvent >::value,
     377             :   sNativePropertyHooks,
     378             :   FindAssociatedGlobalForNative<mozilla::dom::TimeEvent>::Get,
     379             :   GetProtoObjectHandle,
     380             :   GetCCParticipant<mozilla::dom::TimeEvent>::Get()
     381             : };
     382             : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
     383             :               "Must have the right minimal number of reserved slots.");
     384             : static_assert(1 >= 1,
     385             :               "Must have enough reserved slots.");
     386             : 
     387             : const JSClass*
     388           0 : GetJSClass()
     389             : {
     390           0 :   return sClass.ToJSClass();
     391             : }
     392             : 
     393             : bool
     394           0 : Wrap(JSContext* aCx, mozilla::dom::TimeEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
     395             : {
     396             :   MOZ_ASSERT(static_cast<mozilla::dom::TimeEvent*>(aObject) ==
     397             :              reinterpret_cast<mozilla::dom::TimeEvent*>(aObject),
     398             :              "Multiple inheritance for mozilla::dom::TimeEvent is broken.");
     399             :   MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
     400             :              reinterpret_cast<mozilla::dom::Event*>(aObject),
     401             :              "Multiple inheritance for mozilla::dom::Event is broken.");
     402           0 :   MOZ_ASSERT(ToSupportsIsCorrect(aObject));
     403           0 :   MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
     404           0 :   MOZ_ASSERT(!aCache->GetWrapper(),
     405             :              "You should probably not be using Wrap() directly; use "
     406             :              "GetOrCreateDOMReflector instead");
     407             : 
     408           0 :   MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
     409             :              "nsISupports must be on our primary inheritance chain");
     410             : 
     411           0 :   JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
     412           0 :   if (!global) {
     413           0 :     return false;
     414             :   }
     415           0 :   MOZ_ASSERT(JS_IsGlobalObject(global));
     416           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(global));
     417             : 
     418             :   // That might have ended up wrapping us already, due to the wonders
     419             :   // of XBL.  Check for that, and bail out as needed.
     420           0 :   aReflector.set(aCache->GetWrapper());
     421           0 :   if (aReflector) {
     422             : #ifdef DEBUG
     423           0 :     binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
     424             : #endif // DEBUG
     425           0 :     return true;
     426             :   }
     427             : 
     428           0 :   JSAutoCompartment ac(aCx, global);
     429           0 :   JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
     430           0 :   if (!canonicalProto) {
     431           0 :     return false;
     432             :   }
     433           0 :   JS::Rooted<JSObject*> proto(aCx);
     434           0 :   if (aGivenProto) {
     435           0 :     proto = aGivenProto;
     436             :     // Unfortunately, while aGivenProto was in the compartment of aCx
     437             :     // coming in, we changed compartments to that of "parent" so may need
     438             :     // to wrap the proto here.
     439           0 :     if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
     440           0 :       if (!JS_WrapObject(aCx, &proto)) {
     441           0 :         return false;
     442             :       }
     443             :     }
     444             :   } else {
     445           0 :     proto = canonicalProto;
     446             :   }
     447             : 
     448           0 :   BindingJSObjectCreator<mozilla::dom::TimeEvent> creator(aCx);
     449           0 :   creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
     450           0 :   if (!aReflector) {
     451           0 :     return false;
     452             :   }
     453             : 
     454           0 :   aCache->SetWrapper(aReflector);
     455             : 
     456             :   // Important: do unforgeable property setup after we have handed
     457             :   // over ownership of the C++ object to obj as needed, so that if
     458             :   // we fail and it ends up GCed it won't have problems in the
     459             :   // finalizer trying to drop its ownership of the C++ object.
     460             :   JS::Rooted<JSObject*> unforgeableHolder(aCx,
     461           0 :     &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
     462           0 :   if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
     463           0 :     aCache->ReleaseWrapper(aObject);
     464           0 :     aCache->ClearWrapper();
     465           0 :     return false;
     466             :   }
     467           0 :   creator.InitializationSucceeded();
     468             : 
     469           0 :   MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
     470             :              aCache->GetWrapperPreserveColor() == aReflector);
     471             :   // If proto != canonicalProto, we have to preserve our wrapper;
     472             :   // otherwise we won't be able to properly recreate it later, since
     473             :   // we won't know what proto to use.  Note that we don't check
     474             :   // aGivenProto here, since it's entirely possible (and even
     475             :   // somewhat common) to have a non-null aGivenProto which is the
     476             :   // same as canonicalProto.
     477           0 :   if (proto != canonicalProto) {
     478           0 :     PreserveWrapper(aObject);
     479             :   }
     480             : 
     481           0 :   return true;
     482             : }
     483             : 
     484             : const NativePropertyHooks sNativePropertyHooks[] = { {
     485             :   nullptr,
     486             :   nullptr,
     487             :   nullptr,
     488             :   { sNativeProperties.Upcast(), nullptr },
     489             :   prototypes::id::TimeEvent,
     490             :   constructors::id::TimeEvent,
     491             :   EventBinding::sNativePropertyHooks,
     492             :   &DefaultXrayExpandoObjectClass
     493             : } };
     494             : 
     495             : void
     496           0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
     497             : {
     498           0 :   JS::Handle<JSObject*> parentProto(EventBinding::GetProtoObjectHandle(aCx));
     499           0 :   if (!parentProto) {
     500           0 :     return;
     501             :   }
     502             : 
     503           0 :   JS::Handle<JSObject*> constructorProto(EventBinding::GetConstructorObjectHandle(aCx));
     504           0 :   if (!constructorProto) {
     505           0 :     return;
     506             :   }
     507             : 
     508             :   static bool sIdsInited = false;
     509           0 :   if (!sIdsInited && NS_IsMainThread()) {
     510           0 :     if (!InitIds(aCx, sNativeProperties.Upcast())) {
     511           0 :       return;
     512             :     }
     513           0 :     sIdsInited = true;
     514             :   }
     515             : 
     516           0 :   JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::TimeEvent);
     517           0 :   JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::TimeEvent);
     518           0 :   dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
     519             :                               &sPrototypeClass.mBase, protoCache,
     520             :                               constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
     521             :                               interfaceCache,
     522             :                               sNativeProperties.Upcast(),
     523             :                               nullptr,
     524             :                               "TimeEvent", aDefineOnGlobal,
     525             :                               nullptr,
     526           0 :                               false);
     527             : 
     528           0 :   JS::Rooted<JSObject*> unforgeableHolder(aCx);
     529             :   {
     530           0 :     JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
     531           0 :     unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
     532           0 :     if (!unforgeableHolder) {
     533           0 :       *protoCache = nullptr;
     534           0 :       if (interfaceCache) {
     535           0 :         *interfaceCache = nullptr;
     536             :       }
     537           0 :       return;
     538             :     }
     539             :   }
     540             : 
     541           0 :   if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
     542           0 :     *protoCache = nullptr;
     543           0 :     if (interfaceCache) {
     544           0 :       *interfaceCache = nullptr;
     545             :     }
     546           0 :     return;
     547             :   }
     548             : 
     549           0 :   if (*protoCache) {
     550           0 :     js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
     551           0 :                         JS::ObjectValue(*unforgeableHolder));
     552             :   }
     553             : }
     554             : 
     555             : JS::Handle<JSObject*>
     556           0 : GetProtoObjectHandle(JSContext* aCx)
     557             : {
     558             :   /* Get the interface prototype object for this class.  This will create the
     559             :      object as needed. */
     560           0 :   bool aDefineOnGlobal = true;
     561             : 
     562             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     563           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     564           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     565           0 :     return nullptr;
     566             :   }
     567             : 
     568             :   /* Check to see whether the interface objects are already installed */
     569           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     570           0 :   if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::TimeEvent)) {
     571           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     572           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     573             :   }
     574             : 
     575             :   /*
     576             :    * The object might _still_ be null, but that's OK.
     577             :    *
     578             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     579             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     580             :    * changed after they have been set.
     581             :    *
     582             :    * Calling address() avoids the read read barrier that does gray
     583             :    * unmarking, but it's not possible for the object to be gray here.
     584             :    */
     585             : 
     586           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::TimeEvent);
     587           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     588           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     589             : }
     590             : 
     591             : JS::Handle<JSObject*>
     592           0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
     593             : {
     594             :   /* Get the interface object for this class.  This will create the object as
     595             :      needed. */
     596             : 
     597             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     598           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     599           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     600           0 :     return nullptr;
     601             :   }
     602             : 
     603             :   /* Check to see whether the interface objects are already installed */
     604           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     605           0 :   if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::TimeEvent)) {
     606           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     607           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     608             :   }
     609             : 
     610             :   /*
     611             :    * The object might _still_ be null, but that's OK.
     612             :    *
     613             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     614             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     615             :    * changed after they have been set.
     616             :    *
     617             :    * Calling address() avoids the read read barrier that does gray
     618             :    * unmarking, but it's not possible for the object to be gray here.
     619             :    */
     620             : 
     621           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::TimeEvent);
     622           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     623           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     624             : }
     625             : 
     626             : JSObject*
     627           0 : GetConstructorObject(JSContext* aCx)
     628             : {
     629           0 :   return GetConstructorObjectHandle(aCx);
     630             : }
     631             : 
     632             : } // namespace TimeEventBinding
     633             : 
     634             : 
     635             : 
     636             : } // namespace dom
     637             : } // namespace mozilla

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