LCOV - code coverage report
Current view: top level - obj-x86_64-pc-linux-gnu/dom/bindings - VRServiceTestBinding.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 560 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 45 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* THIS FILE IS AUTOGENERATED FROM VRServiceTest.webidl BY Codegen.py - DO NOT EDIT */
       2             : 
       3             : #include "VRServiceTestBinding.h"
       4             : #include "WrapperFactory.h"
       5             : #include "jsfriendapi.h"
       6             : #include "mozilla/FloatingPoint.h"
       7             : #include "mozilla/OwningNonNull.h"
       8             : #include "mozilla/Preferences.h"
       9             : #include "mozilla/dom/BindingUtils.h"
      10             : #include "mozilla/dom/DOMJSClass.h"
      11             : #include "mozilla/dom/NonRefcountedDOMObject.h"
      12             : #include "mozilla/dom/Nullable.h"
      13             : #include "mozilla/dom/PrimitiveConversions.h"
      14             : #include "mozilla/dom/Promise.h"
      15             : #include "mozilla/dom/ToJSValue.h"
      16             : #include "mozilla/dom/TypedArray.h"
      17             : #include "mozilla/dom/VRServiceTest.h"
      18             : #include "mozilla/dom/XrayExpandoClass.h"
      19             : 
      20             : namespace mozilla {
      21             : namespace dom {
      22             : 
      23             : namespace VRMockControllerBinding {
      24             : 
      25             : static bool
      26           0 : newButtonEvent(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockController* self, const JSJitMethodCallArgs& args)
      27             : {
      28           0 :   if (MOZ_UNLIKELY(args.length() < 2)) {
      29           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockController.newButtonEvent");
      30             :   }
      31             :   uint32_t arg0;
      32           0 :   if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
      33           0 :     return false;
      34             :   }
      35             :   bool arg1;
      36           0 :   if (!ValueToPrimitive<bool, eDefault>(cx, args[1], &arg1)) {
      37           0 :     return false;
      38             :   }
      39           0 :   self->NewButtonEvent(arg0, arg1);
      40           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      41           0 :   args.rval().setUndefined();
      42           0 :   return true;
      43             : }
      44             : 
      45             : static const JSJitInfo newButtonEvent_methodinfo = {
      46             :   { (JSJitGetterOp)newButtonEvent },
      47             :   { prototypes::id::VRMockController },
      48             :   { PrototypeTraits<prototypes::id::VRMockController>::Depth },
      49             :   JSJitInfo::Method,
      50             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      51             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
      52             :   false,  /* isInfallible. False in setters. */
      53             :   false,  /* isMovable.  Not relevant for setters. */
      54             :   false, /* isEliminatable.  Not relevant for setters. */
      55             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      56             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      57             :   false,  /* isTypedMethod.  Only relevant for methods. */
      58             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
      59             : };
      60             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
      61             : static_assert(0 < 1, "There is no slot for us");
      62             : 
      63             : static bool
      64           0 : newAxisMoveEvent(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockController* self, const JSJitMethodCallArgs& args)
      65             : {
      66           0 :   if (MOZ_UNLIKELY(args.length() < 2)) {
      67           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockController.newAxisMoveEvent");
      68             :   }
      69             :   uint32_t arg0;
      70           0 :   if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
      71           0 :     return false;
      72             :   }
      73             :   double arg1;
      74           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[1], &arg1)) {
      75           0 :     return false;
      76           0 :   } else if (!mozilla::IsFinite(arg1)) {
      77           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 2 of VRMockController.newAxisMoveEvent");
      78           0 :     return false;
      79             :   }
      80           0 :   self->NewAxisMoveEvent(arg0, arg1);
      81           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      82           0 :   args.rval().setUndefined();
      83           0 :   return true;
      84             : }
      85             : 
      86             : static const JSJitInfo newAxisMoveEvent_methodinfo = {
      87             :   { (JSJitGetterOp)newAxisMoveEvent },
      88             :   { prototypes::id::VRMockController },
      89             :   { PrototypeTraits<prototypes::id::VRMockController>::Depth },
      90             :   JSJitInfo::Method,
      91             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      92             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
      93             :   false,  /* isInfallible. False in setters. */
      94             :   false,  /* isMovable.  Not relevant for setters. */
      95             :   false, /* isEliminatable.  Not relevant for setters. */
      96             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      97             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      98             :   false,  /* isTypedMethod.  Only relevant for methods. */
      99             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     100             : };
     101             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     102             : static_assert(0 < 1, "There is no slot for us");
     103             : 
     104             : static bool
     105           0 : newPoseMove(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockController* self, const JSJitMethodCallArgs& args)
     106             : {
     107           0 :   if (MOZ_UNLIKELY(args.length() < 6)) {
     108           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockController.newPoseMove");
     109             :   }
     110           0 :   RootedTypedArray<Nullable<Float32Array>> arg0(cx);
     111           0 :   if (args[0].isObject()) {
     112           0 :     if (!arg0.SetValue().Init(&args[0].toObject())) {
     113           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     114           0 :       return false;
     115             :     }
     116           0 :   } else if (args[0].isNullOrUndefined()) {
     117           0 :     arg0.SetNull();
     118             :   } else {
     119           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of VRMockController.newPoseMove");
     120           0 :     return false;
     121             :   }
     122           0 :   RootedTypedArray<Nullable<Float32Array>> arg1(cx);
     123           0 :   if (args[1].isObject()) {
     124           0 :     if (!arg1.SetValue().Init(&args[1].toObject())) {
     125           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 2 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     126           0 :       return false;
     127             :     }
     128           0 :   } else if (args[1].isNullOrUndefined()) {
     129           0 :     arg1.SetNull();
     130             :   } else {
     131           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 2 of VRMockController.newPoseMove");
     132           0 :     return false;
     133             :   }
     134           0 :   RootedTypedArray<Nullable<Float32Array>> arg2(cx);
     135           0 :   if (args[2].isObject()) {
     136           0 :     if (!arg2.SetValue().Init(&args[2].toObject())) {
     137           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 3 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     138           0 :       return false;
     139             :     }
     140           0 :   } else if (args[2].isNullOrUndefined()) {
     141           0 :     arg2.SetNull();
     142             :   } else {
     143           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 3 of VRMockController.newPoseMove");
     144           0 :     return false;
     145             :   }
     146           0 :   RootedTypedArray<Nullable<Float32Array>> arg3(cx);
     147           0 :   if (args[3].isObject()) {
     148           0 :     if (!arg3.SetValue().Init(&args[3].toObject())) {
     149           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 4 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     150           0 :       return false;
     151             :     }
     152           0 :   } else if (args[3].isNullOrUndefined()) {
     153           0 :     arg3.SetNull();
     154             :   } else {
     155           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 4 of VRMockController.newPoseMove");
     156           0 :     return false;
     157             :   }
     158           0 :   RootedTypedArray<Nullable<Float32Array>> arg4(cx);
     159           0 :   if (args[4].isObject()) {
     160           0 :     if (!arg4.SetValue().Init(&args[4].toObject())) {
     161           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 5 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     162           0 :       return false;
     163             :     }
     164           0 :   } else if (args[4].isNullOrUndefined()) {
     165           0 :     arg4.SetNull();
     166             :   } else {
     167           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 5 of VRMockController.newPoseMove");
     168           0 :     return false;
     169             :   }
     170           0 :   RootedTypedArray<Nullable<Float32Array>> arg5(cx);
     171           0 :   if (args[5].isObject()) {
     172           0 :     if (!arg5.SetValue().Init(&args[5].toObject())) {
     173           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 6 of VRMockController.newPoseMove", "Float32ArrayOrNull");
     174           0 :       return false;
     175             :     }
     176           0 :   } else if (args[5].isNullOrUndefined()) {
     177           0 :     arg5.SetNull();
     178             :   } else {
     179           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 6 of VRMockController.newPoseMove");
     180           0 :     return false;
     181             :   }
     182           0 :   self->NewPoseMove(Constify(arg0), Constify(arg1), Constify(arg2), Constify(arg3), Constify(arg4), Constify(arg5));
     183           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     184           0 :   args.rval().setUndefined();
     185           0 :   return true;
     186             : }
     187             : 
     188             : static const JSJitInfo newPoseMove_methodinfo = {
     189             :   { (JSJitGetterOp)newPoseMove },
     190             :   { prototypes::id::VRMockController },
     191             :   { PrototypeTraits<prototypes::id::VRMockController>::Depth },
     192             :   JSJitInfo::Method,
     193             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     194             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     195             :   false,  /* isInfallible. False in setters. */
     196             :   false,  /* isMovable.  Not relevant for setters. */
     197             :   false, /* isEliminatable.  Not relevant for setters. */
     198             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     199             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     200             :   false,  /* isTypedMethod.  Only relevant for methods. */
     201             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     202             : };
     203             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     204             : static_assert(0 < 1, "There is no slot for us");
     205             : 
     206             : static bool
     207           0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
     208             : {
     209           0 :   mozilla::dom::VRMockController* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockController>(obj);
     210             :   // We don't want to preserve if we don't have a wrapper, and we
     211             :   // obviously can't preserve if we're not initialized.
     212           0 :   if (self && self->GetWrapperPreserveColor()) {
     213           0 :     PreserveWrapper(self);
     214             :   }
     215           0 :   return true;
     216             : }
     217             : 
     218             : static void
     219           0 : _finalize(js::FreeOp* fop, JSObject* obj)
     220             : {
     221           0 :   mozilla::dom::VRMockController* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockController>(obj);
     222           0 :   if (self) {
     223           0 :     ClearWrapper(self, self, obj);
     224           0 :     AddForDeferredFinalization<mozilla::dom::VRMockController>(self);
     225             :   }
     226           0 : }
     227             : 
     228             : static void
     229           0 : _objectMoved(JSObject* obj, const JSObject* old)
     230             : {
     231           0 :   mozilla::dom::VRMockController* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockController>(obj);
     232           0 :   if (self) {
     233           0 :     UpdateWrapper(self, self, obj, old);
     234             :   }
     235           0 : }
     236             : 
     237             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     238             : #if defined(__clang__)
     239             : #pragma clang diagnostic push
     240             : #pragma clang diagnostic ignored "-Wmissing-braces"
     241             : #endif
     242             : static const JSFunctionSpec sMethods_specs[] = {
     243             :   JS_FNSPEC("newButtonEvent", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&newButtonEvent_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
     244             :   JS_FNSPEC("newAxisMoveEvent", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&newAxisMoveEvent_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
     245             :   JS_FNSPEC("newPoseMove", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&newPoseMove_methodinfo), 6, JSPROP_ENUMERATE, nullptr),
     246             :   JS_FS_END
     247             : };
     248             : #if defined(__clang__)
     249             : #pragma clang diagnostic pop
     250             : #endif
     251             : 
     252             : 
     253             : // Can't be const because the pref-enabled boolean needs to be writable
     254             : static Prefable<const JSFunctionSpec> sMethods[] = {
     255             :   { nullptr, &sMethods_specs[0] },
     256             :   { nullptr, nullptr }
     257             : };
     258             : 
     259             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     260             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     261             : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     262             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     263             : 
     264             : 
     265             : static uint16_t sNativeProperties_sortedPropertyIndices[3];
     266             : static PropertyInfo sNativeProperties_propertyInfos[3];
     267             : 
     268             : static const NativePropertiesN<1> sNativeProperties = {
     269             :   false, 0,
     270             :   false, 0,
     271             :   true,  0 /* sMethods */,
     272             :   false, 0,
     273             :   false, 0,
     274             :   false, 0,
     275             :   false, 0,
     276             :   -1,
     277             :   3,
     278             :   sNativeProperties_sortedPropertyIndices,
     279             :   {
     280             :     { sMethods, &sNativeProperties_propertyInfos[0] }
     281             :   }
     282             : };
     283             : static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
     284             :     "We have a property info count that is oversized");
     285             : 
     286             : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
     287             :   {
     288             :     "Function",
     289             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
     290             :     &sBoringInterfaceObjectClassClassOps,
     291             :     JS_NULL_CLASS_SPEC,
     292             :     JS_NULL_CLASS_EXT,
     293             :     &sInterfaceObjectClassObjectOps
     294             :   },
     295             :   eInterface,
     296             :   true,
     297             :   prototypes::id::VRMockController,
     298             :   PrototypeTraits<prototypes::id::VRMockController>::Depth,
     299             :   sNativePropertyHooks,
     300             :   "function VRMockController() {\n    [native code]\n}",
     301             :   JS::GetRealmFunctionPrototype
     302             : };
     303             : 
     304             : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
     305             :   {
     306             :     "VRMockControllerPrototype",
     307             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
     308             :     JS_NULL_CLASS_OPS,
     309             :     JS_NULL_CLASS_SPEC,
     310             :     JS_NULL_CLASS_EXT,
     311             :     JS_NULL_OBJECT_OPS
     312             :   },
     313             :   eInterfacePrototype,
     314             :   false,
     315             :   prototypes::id::VRMockController,
     316             :   PrototypeTraits<prototypes::id::VRMockController>::Depth,
     317             :   sNativePropertyHooks,
     318             :   "[object VRMockControllerPrototype]",
     319             :   JS::GetRealmObjectPrototype
     320             : };
     321             : 
     322             : bool
     323           0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
     324             : {
     325             :   static bool sPrefValue;
     326             :   static bool sPrefCacheSetUp = false;
     327           0 :   if (!sPrefCacheSetUp) {
     328           0 :     sPrefCacheSetUp = true;
     329           0 :     Preferences::AddBoolVarCache(&sPrefValue, "dom.vr.test.enabled");
     330             :   }
     331             : 
     332           0 :   return sPrefValue;
     333             : }
     334             : 
     335             : JSObject*
     336           0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
     337             : {
     338           0 :   return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
     339             : }
     340             : 
     341             : static const js::ClassOps sClassOps = {
     342             :   _addProperty, /* addProperty */
     343             :   nullptr,               /* delProperty */
     344             :   nullptr,               /* getProperty */
     345             :   nullptr,               /* setProperty */
     346             :   nullptr,               /* enumerate */
     347             :   nullptr, /* newEnumerate */
     348             :   nullptr, /* resolve */
     349             :   nullptr, /* mayResolve */
     350             :   _finalize, /* finalize */
     351             :   nullptr, /* call */
     352             :   nullptr,               /* hasInstance */
     353             :   nullptr,               /* construct */
     354             :   nullptr, /* trace */
     355             : };
     356             : 
     357             : static const js::ClassExtension sClassExtension = {
     358             :   nullptr, /* weakmapKeyDelegateOp */
     359             :   _objectMoved /* objectMovedOp */
     360             : };
     361             : 
     362             : static const DOMJSClass sClass = {
     363             :   { "VRMockController",
     364             :     JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
     365             :     &sClassOps,
     366             :     JS_NULL_CLASS_SPEC,
     367             :     &sClassExtension,
     368             :     JS_NULL_OBJECT_OPS
     369             :   },
     370             :   { prototypes::id::VRMockController, 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 },
     371             :   IsBaseOf<nsISupports, mozilla::dom::VRMockController >::value,
     372             :   sNativePropertyHooks,
     373             :   FindAssociatedGlobalForNative<mozilla::dom::VRMockController>::Get,
     374             :   GetProtoObjectHandle,
     375             :   GetCCParticipant<mozilla::dom::VRMockController>::Get()
     376             : };
     377             : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
     378             :               "Must have the right minimal number of reserved slots.");
     379             : static_assert(1 >= 1,
     380             :               "Must have enough reserved slots.");
     381             : 
     382             : const JSClass*
     383           0 : GetJSClass()
     384             : {
     385           0 :   return sClass.ToJSClass();
     386             : }
     387             : 
     388             : bool
     389           0 : Wrap(JSContext* aCx, mozilla::dom::VRMockController* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
     390             : {
     391             :   MOZ_ASSERT(static_cast<mozilla::dom::VRMockController*>(aObject) ==
     392             :              reinterpret_cast<mozilla::dom::VRMockController*>(aObject),
     393             :              "Multiple inheritance for mozilla::dom::VRMockController is broken.");
     394           0 :   MOZ_ASSERT(ToSupportsIsCorrect(aObject));
     395           0 :   MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
     396           0 :   MOZ_ASSERT(!aCache->GetWrapper(),
     397             :              "You should probably not be using Wrap() directly; use "
     398             :              "GetOrCreateDOMReflector instead");
     399             : 
     400           0 :   MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
     401             :              "nsISupports must be on our primary inheritance chain");
     402             : 
     403           0 :   JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
     404           0 :   if (!global) {
     405           0 :     return false;
     406             :   }
     407           0 :   MOZ_ASSERT(JS_IsGlobalObject(global));
     408           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(global));
     409             : 
     410             :   // That might have ended up wrapping us already, due to the wonders
     411             :   // of XBL.  Check for that, and bail out as needed.
     412           0 :   aReflector.set(aCache->GetWrapper());
     413           0 :   if (aReflector) {
     414             : #ifdef DEBUG
     415           0 :     binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
     416             : #endif // DEBUG
     417           0 :     return true;
     418             :   }
     419             : 
     420           0 :   JSAutoCompartment ac(aCx, global);
     421           0 :   JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
     422           0 :   if (!canonicalProto) {
     423           0 :     return false;
     424             :   }
     425           0 :   JS::Rooted<JSObject*> proto(aCx);
     426           0 :   if (aGivenProto) {
     427           0 :     proto = aGivenProto;
     428             :     // Unfortunately, while aGivenProto was in the compartment of aCx
     429             :     // coming in, we changed compartments to that of "parent" so may need
     430             :     // to wrap the proto here.
     431           0 :     if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
     432           0 :       if (!JS_WrapObject(aCx, &proto)) {
     433           0 :         return false;
     434             :       }
     435             :     }
     436             :   } else {
     437           0 :     proto = canonicalProto;
     438             :   }
     439             : 
     440           0 :   BindingJSObjectCreator<mozilla::dom::VRMockController> creator(aCx);
     441           0 :   creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
     442           0 :   if (!aReflector) {
     443           0 :     return false;
     444             :   }
     445             : 
     446           0 :   aCache->SetWrapper(aReflector);
     447           0 :   creator.InitializationSucceeded();
     448             : 
     449           0 :   MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
     450             :              aCache->GetWrapperPreserveColor() == aReflector);
     451             :   // If proto != canonicalProto, we have to preserve our wrapper;
     452             :   // otherwise we won't be able to properly recreate it later, since
     453             :   // we won't know what proto to use.  Note that we don't check
     454             :   // aGivenProto here, since it's entirely possible (and even
     455             :   // somewhat common) to have a non-null aGivenProto which is the
     456             :   // same as canonicalProto.
     457           0 :   if (proto != canonicalProto) {
     458           0 :     PreserveWrapper(aObject);
     459             :   }
     460             : 
     461           0 :   return true;
     462             : }
     463             : 
     464             : const NativePropertyHooks sNativePropertyHooks[] = { {
     465             :   nullptr,
     466             :   nullptr,
     467             :   nullptr,
     468             :   { sNativeProperties.Upcast(), nullptr },
     469             :   prototypes::id::VRMockController,
     470             :   constructors::id::VRMockController,
     471             :   nullptr,
     472             :   &DefaultXrayExpandoObjectClass
     473             : } };
     474             : 
     475             : void
     476           0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
     477             : {
     478           0 :   JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
     479           0 :   if (!parentProto) {
     480           0 :     return;
     481             :   }
     482             : 
     483           0 :   JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
     484           0 :   if (!constructorProto) {
     485           0 :     return;
     486             :   }
     487             : 
     488             :   static bool sIdsInited = false;
     489           0 :   if (!sIdsInited && NS_IsMainThread()) {
     490           0 :     if (!InitIds(aCx, sNativeProperties.Upcast())) {
     491           0 :       return;
     492             :     }
     493           0 :     sIdsInited = true;
     494             :   }
     495             : 
     496           0 :   JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::VRMockController);
     497           0 :   JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::VRMockController);
     498           0 :   dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
     499             :                               &sPrototypeClass.mBase, protoCache,
     500             :                               constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
     501             :                               interfaceCache,
     502             :                               sNativeProperties.Upcast(),
     503             :                               nullptr,
     504             :                               "VRMockController", aDefineOnGlobal,
     505             :                               nullptr,
     506           0 :                               false);
     507             : }
     508             : 
     509             : JS::Handle<JSObject*>
     510           0 : GetProtoObjectHandle(JSContext* aCx)
     511             : {
     512             :   /* Get the interface prototype object for this class.  This will create the
     513             :      object as needed. */
     514           0 :   bool aDefineOnGlobal = true;
     515             : 
     516             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     517           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     518           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     519           0 :     return nullptr;
     520             :   }
     521             : 
     522             :   /* Check to see whether the interface objects are already installed */
     523           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     524           0 :   if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::VRMockController)) {
     525           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     526           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     527             :   }
     528             : 
     529             :   /*
     530             :    * The object might _still_ be null, but that's OK.
     531             :    *
     532             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     533             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     534             :    * changed after they have been set.
     535             :    *
     536             :    * Calling address() avoids the read read barrier that does gray
     537             :    * unmarking, but it's not possible for the object to be gray here.
     538             :    */
     539             : 
     540           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::VRMockController);
     541           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     542           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     543             : }
     544             : 
     545             : JS::Handle<JSObject*>
     546           0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
     547             : {
     548             :   /* Get the interface object for this class.  This will create the object as
     549             :      needed. */
     550             : 
     551             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     552           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     553           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     554           0 :     return nullptr;
     555             :   }
     556             : 
     557             :   /* Check to see whether the interface objects are already installed */
     558           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     559           0 :   if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::VRMockController)) {
     560           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     561           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     562             :   }
     563             : 
     564             :   /*
     565             :    * The object might _still_ be null, but that's OK.
     566             :    *
     567             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     568             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     569             :    * changed after they have been set.
     570             :    *
     571             :    * Calling address() avoids the read read barrier that does gray
     572             :    * unmarking, but it's not possible for the object to be gray here.
     573             :    */
     574             : 
     575           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::VRMockController);
     576           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     577           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     578             : }
     579             : 
     580             : JSObject*
     581           0 : GetConstructorObject(JSContext* aCx)
     582             : {
     583           0 :   return GetConstructorObjectHandle(aCx);
     584             : }
     585             : 
     586             : } // namespace VRMockControllerBinding
     587             : 
     588             : 
     589             : 
     590             : namespace VRMockDisplayBinding {
     591             : 
     592             : static bool
     593           0 : setEyeResolution(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockDisplay* self, const JSJitMethodCallArgs& args)
     594             : {
     595           0 :   if (MOZ_UNLIKELY(args.length() < 2)) {
     596           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockDisplay.setEyeResolution");
     597             :   }
     598             :   uint32_t arg0;
     599           0 :   if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
     600           0 :     return false;
     601             :   }
     602             :   uint32_t arg1;
     603           0 :   if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[1], &arg1)) {
     604           0 :     return false;
     605             :   }
     606           0 :   self->SetEyeResolution(arg0, arg1);
     607           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     608           0 :   args.rval().setUndefined();
     609           0 :   return true;
     610             : }
     611             : 
     612             : static const JSJitInfo setEyeResolution_methodinfo = {
     613             :   { (JSJitGetterOp)setEyeResolution },
     614             :   { prototypes::id::VRMockDisplay },
     615             :   { PrototypeTraits<prototypes::id::VRMockDisplay>::Depth },
     616             :   JSJitInfo::Method,
     617             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     618             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     619             :   false,  /* isInfallible. False in setters. */
     620             :   false,  /* isMovable.  Not relevant for setters. */
     621             :   false, /* isEliminatable.  Not relevant for setters. */
     622             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     623             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     624             :   false,  /* isTypedMethod.  Only relevant for methods. */
     625             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     626             : };
     627             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     628             : static_assert(0 < 1, "There is no slot for us");
     629             : 
     630             : static bool
     631           0 : setEyeParameter(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockDisplay* self, const JSJitMethodCallArgs& args)
     632             : {
     633           0 :   if (MOZ_UNLIKELY(args.length() < 8)) {
     634           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockDisplay.setEyeParameter");
     635             :   }
     636             :   VREye arg0;
     637             :   {
     638             :     int index;
     639           0 :     if (!FindEnumStringIndex<true>(cx, args[0], VREyeValues::strings, "VREye", "Argument 1 of VRMockDisplay.setEyeParameter", &index)) {
     640           0 :       return false;
     641             :     }
     642           0 :     MOZ_ASSERT(index >= 0);
     643           0 :     arg0 = static_cast<VREye>(index);
     644             :   }
     645             :   double arg1;
     646           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[1], &arg1)) {
     647           0 :     return false;
     648           0 :   } else if (!mozilla::IsFinite(arg1)) {
     649           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 2 of VRMockDisplay.setEyeParameter");
     650           0 :     return false;
     651             :   }
     652             :   double arg2;
     653           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[2], &arg2)) {
     654           0 :     return false;
     655           0 :   } else if (!mozilla::IsFinite(arg2)) {
     656           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 3 of VRMockDisplay.setEyeParameter");
     657           0 :     return false;
     658             :   }
     659             :   double arg3;
     660           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[3], &arg3)) {
     661           0 :     return false;
     662           0 :   } else if (!mozilla::IsFinite(arg3)) {
     663           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 4 of VRMockDisplay.setEyeParameter");
     664           0 :     return false;
     665             :   }
     666             :   double arg4;
     667           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[4], &arg4)) {
     668           0 :     return false;
     669           0 :   } else if (!mozilla::IsFinite(arg4)) {
     670           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 5 of VRMockDisplay.setEyeParameter");
     671           0 :     return false;
     672             :   }
     673             :   double arg5;
     674           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[5], &arg5)) {
     675           0 :     return false;
     676           0 :   } else if (!mozilla::IsFinite(arg5)) {
     677           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 6 of VRMockDisplay.setEyeParameter");
     678           0 :     return false;
     679             :   }
     680             :   double arg6;
     681           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[6], &arg6)) {
     682           0 :     return false;
     683           0 :   } else if (!mozilla::IsFinite(arg6)) {
     684           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 7 of VRMockDisplay.setEyeParameter");
     685           0 :     return false;
     686             :   }
     687             :   double arg7;
     688           0 :   if (!ValueToPrimitive<double, eDefault>(cx, args[7], &arg7)) {
     689           0 :     return false;
     690           0 :   } else if (!mozilla::IsFinite(arg7)) {
     691           0 :     ThrowErrorMessage(cx, MSG_NOT_FINITE, "Argument 8 of VRMockDisplay.setEyeParameter");
     692           0 :     return false;
     693             :   }
     694           0 :   self->SetEyeParameter(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
     695           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     696           0 :   args.rval().setUndefined();
     697           0 :   return true;
     698             : }
     699             : 
     700             : static const JSJitInfo setEyeParameter_methodinfo = {
     701             :   { (JSJitGetterOp)setEyeParameter },
     702             :   { prototypes::id::VRMockDisplay },
     703             :   { PrototypeTraits<prototypes::id::VRMockDisplay>::Depth },
     704             :   JSJitInfo::Method,
     705             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     706             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     707             :   false,  /* isInfallible. False in setters. */
     708             :   false,  /* isMovable.  Not relevant for setters. */
     709             :   false, /* isEliminatable.  Not relevant for setters. */
     710             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     711             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     712             :   false,  /* isTypedMethod.  Only relevant for methods. */
     713             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     714             : };
     715             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     716             : static_assert(0 < 1, "There is no slot for us");
     717             : 
     718             : static bool
     719           0 : setPose(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockDisplay* self, const JSJitMethodCallArgs& args)
     720             : {
     721           0 :   if (MOZ_UNLIKELY(args.length() < 6)) {
     722           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockDisplay.setPose");
     723             :   }
     724           0 :   RootedTypedArray<Nullable<Float32Array>> arg0(cx);
     725           0 :   if (args[0].isObject()) {
     726           0 :     if (!arg0.SetValue().Init(&args[0].toObject())) {
     727           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 1 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     728           0 :       return false;
     729             :     }
     730           0 :   } else if (args[0].isNullOrUndefined()) {
     731           0 :     arg0.SetNull();
     732             :   } else {
     733           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of VRMockDisplay.setPose");
     734           0 :     return false;
     735             :   }
     736           0 :   RootedTypedArray<Nullable<Float32Array>> arg1(cx);
     737           0 :   if (args[1].isObject()) {
     738           0 :     if (!arg1.SetValue().Init(&args[1].toObject())) {
     739           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 2 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     740           0 :       return false;
     741             :     }
     742           0 :   } else if (args[1].isNullOrUndefined()) {
     743           0 :     arg1.SetNull();
     744             :   } else {
     745           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 2 of VRMockDisplay.setPose");
     746           0 :     return false;
     747             :   }
     748           0 :   RootedTypedArray<Nullable<Float32Array>> arg2(cx);
     749           0 :   if (args[2].isObject()) {
     750           0 :     if (!arg2.SetValue().Init(&args[2].toObject())) {
     751           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 3 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     752           0 :       return false;
     753             :     }
     754           0 :   } else if (args[2].isNullOrUndefined()) {
     755           0 :     arg2.SetNull();
     756             :   } else {
     757           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 3 of VRMockDisplay.setPose");
     758           0 :     return false;
     759             :   }
     760           0 :   RootedTypedArray<Nullable<Float32Array>> arg3(cx);
     761           0 :   if (args[3].isObject()) {
     762           0 :     if (!arg3.SetValue().Init(&args[3].toObject())) {
     763           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 4 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     764           0 :       return false;
     765             :     }
     766           0 :   } else if (args[3].isNullOrUndefined()) {
     767           0 :     arg3.SetNull();
     768             :   } else {
     769           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 4 of VRMockDisplay.setPose");
     770           0 :     return false;
     771             :   }
     772           0 :   RootedTypedArray<Nullable<Float32Array>> arg4(cx);
     773           0 :   if (args[4].isObject()) {
     774           0 :     if (!arg4.SetValue().Init(&args[4].toObject())) {
     775           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 5 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     776           0 :       return false;
     777             :     }
     778           0 :   } else if (args[4].isNullOrUndefined()) {
     779           0 :     arg4.SetNull();
     780             :   } else {
     781           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 5 of VRMockDisplay.setPose");
     782           0 :     return false;
     783             :   }
     784           0 :   RootedTypedArray<Nullable<Float32Array>> arg5(cx);
     785           0 :   if (args[5].isObject()) {
     786           0 :     if (!arg5.SetValue().Init(&args[5].toObject())) {
     787           0 :       ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "Argument 6 of VRMockDisplay.setPose", "Float32ArrayOrNull");
     788           0 :       return false;
     789             :     }
     790           0 :   } else if (args[5].isNullOrUndefined()) {
     791           0 :     arg5.SetNull();
     792             :   } else {
     793           0 :     ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 6 of VRMockDisplay.setPose");
     794           0 :     return false;
     795             :   }
     796           0 :   self->SetPose(Constify(arg0), Constify(arg1), Constify(arg2), Constify(arg3), Constify(arg4), Constify(arg5));
     797           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     798           0 :   args.rval().setUndefined();
     799           0 :   return true;
     800             : }
     801             : 
     802             : static const JSJitInfo setPose_methodinfo = {
     803             :   { (JSJitGetterOp)setPose },
     804             :   { prototypes::id::VRMockDisplay },
     805             :   { PrototypeTraits<prototypes::id::VRMockDisplay>::Depth },
     806             :   JSJitInfo::Method,
     807             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     808             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     809             :   false,  /* isInfallible. False in setters. */
     810             :   false,  /* isMovable.  Not relevant for setters. */
     811             :   false, /* isEliminatable.  Not relevant for setters. */
     812             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     813             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     814             :   false,  /* isTypedMethod.  Only relevant for methods. */
     815             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     816             : };
     817             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     818             : static_assert(0 < 1, "There is no slot for us");
     819             : 
     820             : static bool
     821           0 : setMountState(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockDisplay* self, const JSJitMethodCallArgs& args)
     822             : {
     823           0 :   if (MOZ_UNLIKELY(args.length() < 1)) {
     824           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRMockDisplay.setMountState");
     825             :   }
     826             :   bool arg0;
     827           0 :   if (!ValueToPrimitive<bool, eDefault>(cx, args[0], &arg0)) {
     828           0 :     return false;
     829             :   }
     830           0 :   self->SetMountState(arg0);
     831           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     832           0 :   args.rval().setUndefined();
     833           0 :   return true;
     834             : }
     835             : 
     836             : static const JSJitInfo setMountState_methodinfo = {
     837             :   { (JSJitGetterOp)setMountState },
     838             :   { prototypes::id::VRMockDisplay },
     839             :   { PrototypeTraits<prototypes::id::VRMockDisplay>::Depth },
     840             :   JSJitInfo::Method,
     841             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     842             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     843             :   false,  /* isInfallible. False in setters. */
     844             :   false,  /* isMovable.  Not relevant for setters. */
     845             :   false, /* isEliminatable.  Not relevant for setters. */
     846             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     847             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     848             :   false,  /* isTypedMethod.  Only relevant for methods. */
     849             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     850             : };
     851             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     852             : static_assert(0 < 1, "There is no slot for us");
     853             : 
     854             : static bool
     855           0 : update(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRMockDisplay* self, const JSJitMethodCallArgs& args)
     856             : {
     857           0 :   self->Update();
     858           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     859           0 :   args.rval().setUndefined();
     860           0 :   return true;
     861             : }
     862             : 
     863             : static const JSJitInfo update_methodinfo = {
     864             :   { (JSJitGetterOp)update },
     865             :   { prototypes::id::VRMockDisplay },
     866             :   { PrototypeTraits<prototypes::id::VRMockDisplay>::Depth },
     867             :   JSJitInfo::Method,
     868             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     869             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     870             :   true,  /* isInfallible. False in setters. */
     871             :   false,  /* isMovable.  Not relevant for setters. */
     872             :   false, /* isEliminatable.  Not relevant for setters. */
     873             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     874             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     875             :   false,  /* isTypedMethod.  Only relevant for methods. */
     876             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     877             : };
     878             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     879             : static_assert(0 < 1, "There is no slot for us");
     880             : 
     881             : static bool
     882           0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
     883             : {
     884           0 :   mozilla::dom::VRMockDisplay* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockDisplay>(obj);
     885             :   // We don't want to preserve if we don't have a wrapper, and we
     886             :   // obviously can't preserve if we're not initialized.
     887           0 :   if (self && self->GetWrapperPreserveColor()) {
     888           0 :     PreserveWrapper(self);
     889             :   }
     890           0 :   return true;
     891             : }
     892             : 
     893             : static void
     894           0 : _finalize(js::FreeOp* fop, JSObject* obj)
     895             : {
     896           0 :   mozilla::dom::VRMockDisplay* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockDisplay>(obj);
     897           0 :   if (self) {
     898           0 :     ClearWrapper(self, self, obj);
     899           0 :     AddForDeferredFinalization<mozilla::dom::VRMockDisplay>(self);
     900             :   }
     901           0 : }
     902             : 
     903             : static void
     904           0 : _objectMoved(JSObject* obj, const JSObject* old)
     905             : {
     906           0 :   mozilla::dom::VRMockDisplay* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRMockDisplay>(obj);
     907           0 :   if (self) {
     908           0 :     UpdateWrapper(self, self, obj, old);
     909             :   }
     910           0 : }
     911             : 
     912             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     913             : #if defined(__clang__)
     914             : #pragma clang diagnostic push
     915             : #pragma clang diagnostic ignored "-Wmissing-braces"
     916             : #endif
     917             : static const JSFunctionSpec sMethods_specs[] = {
     918             :   JS_FNSPEC("setEyeResolution", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&setEyeResolution_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
     919             :   JS_FNSPEC("setEyeParameter", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&setEyeParameter_methodinfo), 8, JSPROP_ENUMERATE, nullptr),
     920             :   JS_FNSPEC("setPose", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&setPose_methodinfo), 6, JSPROP_ENUMERATE, nullptr),
     921             :   JS_FNSPEC("setMountState", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&setMountState_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
     922             :   JS_FNSPEC("update", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&update_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
     923             :   JS_FS_END
     924             : };
     925             : #if defined(__clang__)
     926             : #pragma clang diagnostic pop
     927             : #endif
     928             : 
     929             : 
     930             : // Can't be const because the pref-enabled boolean needs to be writable
     931             : static Prefable<const JSFunctionSpec> sMethods[] = {
     932             :   { nullptr, &sMethods_specs[0] },
     933             :   { nullptr, nullptr }
     934             : };
     935             : 
     936             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     937             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     938             : static_assert(5 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     939             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     940             : 
     941             : 
     942             : static uint16_t sNativeProperties_sortedPropertyIndices[5];
     943             : static PropertyInfo sNativeProperties_propertyInfos[5];
     944             : 
     945             : static const NativePropertiesN<1> sNativeProperties = {
     946             :   false, 0,
     947             :   false, 0,
     948             :   true,  0 /* sMethods */,
     949             :   false, 0,
     950             :   false, 0,
     951             :   false, 0,
     952             :   false, 0,
     953             :   -1,
     954             :   5,
     955             :   sNativeProperties_sortedPropertyIndices,
     956             :   {
     957             :     { sMethods, &sNativeProperties_propertyInfos[0] }
     958             :   }
     959             : };
     960             : static_assert(5 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
     961             :     "We have a property info count that is oversized");
     962             : 
     963             : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
     964             :   {
     965             :     "Function",
     966             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
     967             :     &sBoringInterfaceObjectClassClassOps,
     968             :     JS_NULL_CLASS_SPEC,
     969             :     JS_NULL_CLASS_EXT,
     970             :     &sInterfaceObjectClassObjectOps
     971             :   },
     972             :   eInterface,
     973             :   true,
     974             :   prototypes::id::VRMockDisplay,
     975             :   PrototypeTraits<prototypes::id::VRMockDisplay>::Depth,
     976             :   sNativePropertyHooks,
     977             :   "function VRMockDisplay() {\n    [native code]\n}",
     978             :   JS::GetRealmFunctionPrototype
     979             : };
     980             : 
     981             : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
     982             :   {
     983             :     "VRMockDisplayPrototype",
     984             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
     985             :     JS_NULL_CLASS_OPS,
     986             :     JS_NULL_CLASS_SPEC,
     987             :     JS_NULL_CLASS_EXT,
     988             :     JS_NULL_OBJECT_OPS
     989             :   },
     990             :   eInterfacePrototype,
     991             :   false,
     992             :   prototypes::id::VRMockDisplay,
     993             :   PrototypeTraits<prototypes::id::VRMockDisplay>::Depth,
     994             :   sNativePropertyHooks,
     995             :   "[object VRMockDisplayPrototype]",
     996             :   JS::GetRealmObjectPrototype
     997             : };
     998             : 
     999             : bool
    1000           0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
    1001             : {
    1002             :   static bool sPrefValue;
    1003             :   static bool sPrefCacheSetUp = false;
    1004           0 :   if (!sPrefCacheSetUp) {
    1005           0 :     sPrefCacheSetUp = true;
    1006           0 :     Preferences::AddBoolVarCache(&sPrefValue, "dom.vr.test.enabled");
    1007             :   }
    1008             : 
    1009           0 :   return sPrefValue;
    1010             : }
    1011             : 
    1012             : JSObject*
    1013           0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
    1014             : {
    1015           0 :   return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
    1016             : }
    1017             : 
    1018             : static const js::ClassOps sClassOps = {
    1019             :   _addProperty, /* addProperty */
    1020             :   nullptr,               /* delProperty */
    1021             :   nullptr,               /* getProperty */
    1022             :   nullptr,               /* setProperty */
    1023             :   nullptr,               /* enumerate */
    1024             :   nullptr, /* newEnumerate */
    1025             :   nullptr, /* resolve */
    1026             :   nullptr, /* mayResolve */
    1027             :   _finalize, /* finalize */
    1028             :   nullptr, /* call */
    1029             :   nullptr,               /* hasInstance */
    1030             :   nullptr,               /* construct */
    1031             :   nullptr, /* trace */
    1032             : };
    1033             : 
    1034             : static const js::ClassExtension sClassExtension = {
    1035             :   nullptr, /* weakmapKeyDelegateOp */
    1036             :   _objectMoved /* objectMovedOp */
    1037             : };
    1038             : 
    1039             : static const DOMJSClass sClass = {
    1040             :   { "VRMockDisplay",
    1041             :     JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    1042             :     &sClassOps,
    1043             :     JS_NULL_CLASS_SPEC,
    1044             :     &sClassExtension,
    1045             :     JS_NULL_OBJECT_OPS
    1046             :   },
    1047             :   { prototypes::id::VRMockDisplay, 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 },
    1048             :   IsBaseOf<nsISupports, mozilla::dom::VRMockDisplay >::value,
    1049             :   sNativePropertyHooks,
    1050             :   FindAssociatedGlobalForNative<mozilla::dom::VRMockDisplay>::Get,
    1051             :   GetProtoObjectHandle,
    1052             :   GetCCParticipant<mozilla::dom::VRMockDisplay>::Get()
    1053             : };
    1054             : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
    1055             :               "Must have the right minimal number of reserved slots.");
    1056             : static_assert(1 >= 1,
    1057             :               "Must have enough reserved slots.");
    1058             : 
    1059             : const JSClass*
    1060           0 : GetJSClass()
    1061             : {
    1062           0 :   return sClass.ToJSClass();
    1063             : }
    1064             : 
    1065             : bool
    1066           0 : Wrap(JSContext* aCx, mozilla::dom::VRMockDisplay* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
    1067             : {
    1068             :   MOZ_ASSERT(static_cast<mozilla::dom::VRMockDisplay*>(aObject) ==
    1069             :              reinterpret_cast<mozilla::dom::VRMockDisplay*>(aObject),
    1070             :              "Multiple inheritance for mozilla::dom::VRMockDisplay is broken.");
    1071           0 :   MOZ_ASSERT(ToSupportsIsCorrect(aObject));
    1072           0 :   MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
    1073           0 :   MOZ_ASSERT(!aCache->GetWrapper(),
    1074             :              "You should probably not be using Wrap() directly; use "
    1075             :              "GetOrCreateDOMReflector instead");
    1076             : 
    1077           0 :   MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
    1078             :              "nsISupports must be on our primary inheritance chain");
    1079             : 
    1080           0 :   JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
    1081           0 :   if (!global) {
    1082           0 :     return false;
    1083             :   }
    1084           0 :   MOZ_ASSERT(JS_IsGlobalObject(global));
    1085           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(global));
    1086             : 
    1087             :   // That might have ended up wrapping us already, due to the wonders
    1088             :   // of XBL.  Check for that, and bail out as needed.
    1089           0 :   aReflector.set(aCache->GetWrapper());
    1090           0 :   if (aReflector) {
    1091             : #ifdef DEBUG
    1092           0 :     binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
    1093             : #endif // DEBUG
    1094           0 :     return true;
    1095             :   }
    1096             : 
    1097           0 :   JSAutoCompartment ac(aCx, global);
    1098           0 :   JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
    1099           0 :   if (!canonicalProto) {
    1100           0 :     return false;
    1101             :   }
    1102           0 :   JS::Rooted<JSObject*> proto(aCx);
    1103           0 :   if (aGivenProto) {
    1104           0 :     proto = aGivenProto;
    1105             :     // Unfortunately, while aGivenProto was in the compartment of aCx
    1106             :     // coming in, we changed compartments to that of "parent" so may need
    1107             :     // to wrap the proto here.
    1108           0 :     if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
    1109           0 :       if (!JS_WrapObject(aCx, &proto)) {
    1110           0 :         return false;
    1111             :       }
    1112             :     }
    1113             :   } else {
    1114           0 :     proto = canonicalProto;
    1115             :   }
    1116             : 
    1117           0 :   BindingJSObjectCreator<mozilla::dom::VRMockDisplay> creator(aCx);
    1118           0 :   creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
    1119           0 :   if (!aReflector) {
    1120           0 :     return false;
    1121             :   }
    1122             : 
    1123           0 :   aCache->SetWrapper(aReflector);
    1124           0 :   creator.InitializationSucceeded();
    1125             : 
    1126           0 :   MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
    1127             :              aCache->GetWrapperPreserveColor() == aReflector);
    1128             :   // If proto != canonicalProto, we have to preserve our wrapper;
    1129             :   // otherwise we won't be able to properly recreate it later, since
    1130             :   // we won't know what proto to use.  Note that we don't check
    1131             :   // aGivenProto here, since it's entirely possible (and even
    1132             :   // somewhat common) to have a non-null aGivenProto which is the
    1133             :   // same as canonicalProto.
    1134           0 :   if (proto != canonicalProto) {
    1135           0 :     PreserveWrapper(aObject);
    1136             :   }
    1137             : 
    1138           0 :   return true;
    1139             : }
    1140             : 
    1141             : const NativePropertyHooks sNativePropertyHooks[] = { {
    1142             :   nullptr,
    1143             :   nullptr,
    1144             :   nullptr,
    1145             :   { sNativeProperties.Upcast(), nullptr },
    1146             :   prototypes::id::VRMockDisplay,
    1147             :   constructors::id::VRMockDisplay,
    1148             :   nullptr,
    1149             :   &DefaultXrayExpandoObjectClass
    1150             : } };
    1151             : 
    1152             : void
    1153           0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
    1154             : {
    1155           0 :   JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
    1156           0 :   if (!parentProto) {
    1157           0 :     return;
    1158             :   }
    1159             : 
    1160           0 :   JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
    1161           0 :   if (!constructorProto) {
    1162           0 :     return;
    1163             :   }
    1164             : 
    1165             :   static bool sIdsInited = false;
    1166           0 :   if (!sIdsInited && NS_IsMainThread()) {
    1167           0 :     if (!InitIds(aCx, sNativeProperties.Upcast())) {
    1168           0 :       return;
    1169             :     }
    1170           0 :     sIdsInited = true;
    1171             :   }
    1172             : 
    1173           0 :   JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::VRMockDisplay);
    1174           0 :   JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::VRMockDisplay);
    1175           0 :   dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
    1176             :                               &sPrototypeClass.mBase, protoCache,
    1177             :                               constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
    1178             :                               interfaceCache,
    1179             :                               sNativeProperties.Upcast(),
    1180             :                               nullptr,
    1181             :                               "VRMockDisplay", aDefineOnGlobal,
    1182             :                               nullptr,
    1183           0 :                               false);
    1184             : }
    1185             : 
    1186             : JS::Handle<JSObject*>
    1187           0 : GetProtoObjectHandle(JSContext* aCx)
    1188             : {
    1189             :   /* Get the interface prototype object for this class.  This will create the
    1190             :      object as needed. */
    1191           0 :   bool aDefineOnGlobal = true;
    1192             : 
    1193             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
    1194           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
    1195           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
    1196           0 :     return nullptr;
    1197             :   }
    1198             : 
    1199             :   /* Check to see whether the interface objects are already installed */
    1200           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
    1201           0 :   if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::VRMockDisplay)) {
    1202           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
    1203           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
    1204             :   }
    1205             : 
    1206             :   /*
    1207             :    * The object might _still_ be null, but that's OK.
    1208             :    *
    1209             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
    1210             :    * traced by TraceProtoAndIfaceCache() and its contents are never
    1211             :    * changed after they have been set.
    1212             :    *
    1213             :    * Calling address() avoids the read read barrier that does gray
    1214             :    * unmarking, but it's not possible for the object to be gray here.
    1215             :    */
    1216             : 
    1217           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::VRMockDisplay);
    1218           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
    1219           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
    1220             : }
    1221             : 
    1222             : JS::Handle<JSObject*>
    1223           0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
    1224             : {
    1225             :   /* Get the interface object for this class.  This will create the object as
    1226             :      needed. */
    1227             : 
    1228             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
    1229           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
    1230           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
    1231           0 :     return nullptr;
    1232             :   }
    1233             : 
    1234             :   /* Check to see whether the interface objects are already installed */
    1235           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
    1236           0 :   if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::VRMockDisplay)) {
    1237           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
    1238           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
    1239             :   }
    1240             : 
    1241             :   /*
    1242             :    * The object might _still_ be null, but that's OK.
    1243             :    *
    1244             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
    1245             :    * traced by TraceProtoAndIfaceCache() and its contents are never
    1246             :    * changed after they have been set.
    1247             :    *
    1248             :    * Calling address() avoids the read read barrier that does gray
    1249             :    * unmarking, but it's not possible for the object to be gray here.
    1250             :    */
    1251             : 
    1252           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::VRMockDisplay);
    1253           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
    1254           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
    1255             : }
    1256             : 
    1257             : JSObject*
    1258           0 : GetConstructorObject(JSContext* aCx)
    1259             : {
    1260           0 :   return GetConstructorObjectHandle(aCx);
    1261             : }
    1262             : 
    1263             : } // namespace VRMockDisplayBinding
    1264             : 
    1265             : 
    1266             : 
    1267             : namespace VRServiceTestBinding {
    1268             : 
    1269             : static bool
    1270           0 : attachVRDisplay(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRServiceTest* self, const JSJitMethodCallArgs& args)
    1271             : {
    1272           0 :   if (MOZ_UNLIKELY(args.length() < 1)) {
    1273           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRServiceTest.attachVRDisplay");
    1274             :   }
    1275           0 :   binding_detail::FakeString arg0;
    1276           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    1277           0 :     return false;
    1278             :   }
    1279           0 :   binding_detail::FastErrorResult rv;
    1280           0 :   auto result(StrongOrRawPtr<Promise>(self->AttachVRDisplay(NonNullHelper(Constify(arg0)), rv)));
    1281           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    1282           0 :     return false;
    1283             :   }
    1284           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
    1285             :   static_assert(!IsPointer<decltype(result)>::value,
    1286             :                 "NewObject implies that we need to keep the object alive with a strong reference.");
    1287           0 :   if (!ToJSValue(cx, result, args.rval())) {
    1288           0 :     return false;
    1289             :   }
    1290           0 :   return true;
    1291             : }
    1292             : 
    1293             : static bool
    1294           0 : attachVRDisplay_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRServiceTest* self, const JSJitMethodCallArgs& args)
    1295             : {
    1296             :   // Make sure to save the callee before someone maybe messes
    1297             :   // with rval().
    1298           0 :   JS::Rooted<JSObject*> callee(cx, &args.callee());
    1299           0 :   bool ok = attachVRDisplay(cx, obj, self, args);
    1300           0 :   if (ok) {
    1301           0 :     return true;
    1302             :   }
    1303           0 :   return ConvertExceptionToPromise(cx, xpc::XrayAwareCalleeGlobal(callee),
    1304           0 :                                    args.rval());
    1305             : }
    1306             : 
    1307             : static const JSJitInfo attachVRDisplay_methodinfo = {
    1308             :   { (JSJitGetterOp)attachVRDisplay_promiseWrapper },
    1309             :   { prototypes::id::VRServiceTest },
    1310             :   { PrototypeTraits<prototypes::id::VRServiceTest>::Depth },
    1311             :   JSJitInfo::Method,
    1312             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
    1313             :   JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
    1314             :   false,  /* isInfallible. False in setters. */
    1315             :   false,  /* isMovable.  Not relevant for setters. */
    1316             :   false, /* isEliminatable.  Not relevant for setters. */
    1317             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
    1318             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
    1319             :   false,  /* isTypedMethod.  Only relevant for methods. */
    1320             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
    1321             : };
    1322             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
    1323             : static_assert(0 < 1, "There is no slot for us");
    1324             : 
    1325             : static bool
    1326           0 : attachVRController(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRServiceTest* self, const JSJitMethodCallArgs& args)
    1327             : {
    1328           0 :   if (MOZ_UNLIKELY(args.length() < 1)) {
    1329           0 :     return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "VRServiceTest.attachVRController");
    1330             :   }
    1331           0 :   binding_detail::FakeString arg0;
    1332           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
    1333           0 :     return false;
    1334             :   }
    1335           0 :   binding_detail::FastErrorResult rv;
    1336           0 :   auto result(StrongOrRawPtr<Promise>(self->AttachVRController(NonNullHelper(Constify(arg0)), rv)));
    1337           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    1338           0 :     return false;
    1339             :   }
    1340           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
    1341             :   static_assert(!IsPointer<decltype(result)>::value,
    1342             :                 "NewObject implies that we need to keep the object alive with a strong reference.");
    1343           0 :   if (!ToJSValue(cx, result, args.rval())) {
    1344           0 :     return false;
    1345             :   }
    1346           0 :   return true;
    1347             : }
    1348             : 
    1349             : static bool
    1350           0 : attachVRController_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::VRServiceTest* self, const JSJitMethodCallArgs& args)
    1351             : {
    1352             :   // Make sure to save the callee before someone maybe messes
    1353             :   // with rval().
    1354           0 :   JS::Rooted<JSObject*> callee(cx, &args.callee());
    1355           0 :   bool ok = attachVRController(cx, obj, self, args);
    1356           0 :   if (ok) {
    1357           0 :     return true;
    1358             :   }
    1359           0 :   return ConvertExceptionToPromise(cx, xpc::XrayAwareCalleeGlobal(callee),
    1360           0 :                                    args.rval());
    1361             : }
    1362             : 
    1363             : static const JSJitInfo attachVRController_methodinfo = {
    1364             :   { (JSJitGetterOp)attachVRController_promiseWrapper },
    1365             :   { prototypes::id::VRServiceTest },
    1366             :   { PrototypeTraits<prototypes::id::VRServiceTest>::Depth },
    1367             :   JSJitInfo::Method,
    1368             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
    1369             :   JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
    1370             :   false,  /* isInfallible. False in setters. */
    1371             :   false,  /* isMovable.  Not relevant for setters. */
    1372             :   false, /* isEliminatable.  Not relevant for setters. */
    1373             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
    1374             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
    1375             :   false,  /* isTypedMethod.  Only relevant for methods. */
    1376             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
    1377             : };
    1378             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
    1379             : static_assert(0 < 1, "There is no slot for us");
    1380             : 
    1381             : static bool
    1382           0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
    1383             : {
    1384           0 :   mozilla::dom::VRServiceTest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRServiceTest>(obj);
    1385             :   // We don't want to preserve if we don't have a wrapper, and we
    1386             :   // obviously can't preserve if we're not initialized.
    1387           0 :   if (self && self->GetWrapperPreserveColor()) {
    1388           0 :     PreserveWrapper(self);
    1389             :   }
    1390           0 :   return true;
    1391             : }
    1392             : 
    1393             : static void
    1394           0 : _finalize(js::FreeOp* fop, JSObject* obj)
    1395             : {
    1396           0 :   mozilla::dom::VRServiceTest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRServiceTest>(obj);
    1397           0 :   if (self) {
    1398           0 :     ClearWrapper(self, self, obj);
    1399           0 :     AddForDeferredFinalization<mozilla::dom::VRServiceTest>(self);
    1400             :   }
    1401           0 : }
    1402             : 
    1403             : static void
    1404           0 : _objectMoved(JSObject* obj, const JSObject* old)
    1405             : {
    1406           0 :   mozilla::dom::VRServiceTest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::VRServiceTest>(obj);
    1407           0 :   if (self) {
    1408           0 :     UpdateWrapper(self, self, obj, old);
    1409             :   }
    1410           0 : }
    1411             : 
    1412             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
    1413             : #if defined(__clang__)
    1414             : #pragma clang diagnostic push
    1415             : #pragma clang diagnostic ignored "-Wmissing-braces"
    1416             : #endif
    1417             : static const JSFunctionSpec sMethods_specs[] = {
    1418             :   JS_FNSPEC("attachVRDisplay", GenericPromiseReturningBindingMethod, reinterpret_cast<const JSJitInfo*>(&attachVRDisplay_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
    1419             :   JS_FNSPEC("attachVRController", GenericPromiseReturningBindingMethod, reinterpret_cast<const JSJitInfo*>(&attachVRController_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
    1420             :   JS_FS_END
    1421             : };
    1422             : #if defined(__clang__)
    1423             : #pragma clang diagnostic pop
    1424             : #endif
    1425             : 
    1426             : 
    1427             : // Can't be const because the pref-enabled boolean needs to be writable
    1428             : static Prefable<const JSFunctionSpec> sMethods[] = {
    1429             :   { nullptr, &sMethods_specs[0] },
    1430             :   { nullptr, nullptr }
    1431             : };
    1432             : 
    1433             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
    1434             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
    1435             : static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    1436             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
    1437             : 
    1438             : 
    1439             : static uint16_t sNativeProperties_sortedPropertyIndices[2];
    1440             : static PropertyInfo sNativeProperties_propertyInfos[2];
    1441             : 
    1442             : static const NativePropertiesN<1> sNativeProperties = {
    1443             :   false, 0,
    1444             :   false, 0,
    1445             :   true,  0 /* sMethods */,
    1446             :   false, 0,
    1447             :   false, 0,
    1448             :   false, 0,
    1449             :   false, 0,
    1450             :   -1,
    1451             :   2,
    1452             :   sNativeProperties_sortedPropertyIndices,
    1453             :   {
    1454             :     { sMethods, &sNativeProperties_propertyInfos[0] }
    1455             :   }
    1456             : };
    1457             : static_assert(2 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
    1458             :     "We have a property info count that is oversized");
    1459             : 
    1460             : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
    1461             :   {
    1462             :     "Function",
    1463             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
    1464             :     &sBoringInterfaceObjectClassClassOps,
    1465             :     JS_NULL_CLASS_SPEC,
    1466             :     JS_NULL_CLASS_EXT,
    1467             :     &sInterfaceObjectClassObjectOps
    1468             :   },
    1469             :   eInterface,
    1470             :   true,
    1471             :   prototypes::id::VRServiceTest,
    1472             :   PrototypeTraits<prototypes::id::VRServiceTest>::Depth,
    1473             :   sNativePropertyHooks,
    1474             :   "function VRServiceTest() {\n    [native code]\n}",
    1475             :   JS::GetRealmFunctionPrototype
    1476             : };
    1477             : 
    1478             : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
    1479             :   {
    1480             :     "VRServiceTestPrototype",
    1481             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
    1482             :     JS_NULL_CLASS_OPS,
    1483             :     JS_NULL_CLASS_SPEC,
    1484             :     JS_NULL_CLASS_EXT,
    1485             :     JS_NULL_OBJECT_OPS
    1486             :   },
    1487             :   eInterfacePrototype,
    1488             :   false,
    1489             :   prototypes::id::VRServiceTest,
    1490             :   PrototypeTraits<prototypes::id::VRServiceTest>::Depth,
    1491             :   sNativePropertyHooks,
    1492             :   "[object VRServiceTestPrototype]",
    1493             :   JS::GetRealmObjectPrototype
    1494             : };
    1495             : 
    1496             : bool
    1497           0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
    1498             : {
    1499             :   static bool sPrefValue;
    1500             :   static bool sPrefCacheSetUp = false;
    1501           0 :   if (!sPrefCacheSetUp) {
    1502           0 :     sPrefCacheSetUp = true;
    1503           0 :     Preferences::AddBoolVarCache(&sPrefValue, "dom.vr.test.enabled");
    1504             :   }
    1505             : 
    1506           0 :   return sPrefValue;
    1507             : }
    1508             : 
    1509             : JSObject*
    1510           0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
    1511             : {
    1512           0 :   return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
    1513             : }
    1514             : 
    1515             : static const js::ClassOps sClassOps = {
    1516             :   _addProperty, /* addProperty */
    1517             :   nullptr,               /* delProperty */
    1518             :   nullptr,               /* getProperty */
    1519             :   nullptr,               /* setProperty */
    1520             :   nullptr,               /* enumerate */
    1521             :   nullptr, /* newEnumerate */
    1522             :   nullptr, /* resolve */
    1523             :   nullptr, /* mayResolve */
    1524             :   _finalize, /* finalize */
    1525             :   nullptr, /* call */
    1526             :   nullptr,               /* hasInstance */
    1527             :   nullptr,               /* construct */
    1528             :   nullptr, /* trace */
    1529             : };
    1530             : 
    1531             : static const js::ClassExtension sClassExtension = {
    1532             :   nullptr, /* weakmapKeyDelegateOp */
    1533             :   _objectMoved /* objectMovedOp */
    1534             : };
    1535             : 
    1536             : static const DOMJSClass sClass = {
    1537             :   { "VRServiceTest",
    1538             :     JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    1539             :     &sClassOps,
    1540             :     JS_NULL_CLASS_SPEC,
    1541             :     &sClassExtension,
    1542             :     JS_NULL_OBJECT_OPS
    1543             :   },
    1544             :   { prototypes::id::VRServiceTest, 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 },
    1545             :   IsBaseOf<nsISupports, mozilla::dom::VRServiceTest >::value,
    1546             :   sNativePropertyHooks,
    1547             :   FindAssociatedGlobalForNative<mozilla::dom::VRServiceTest>::Get,
    1548             :   GetProtoObjectHandle,
    1549             :   GetCCParticipant<mozilla::dom::VRServiceTest>::Get()
    1550             : };
    1551             : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
    1552             :               "Must have the right minimal number of reserved slots.");
    1553             : static_assert(1 >= 1,
    1554             :               "Must have enough reserved slots.");
    1555             : 
    1556             : const JSClass*
    1557           0 : GetJSClass()
    1558             : {
    1559           0 :   return sClass.ToJSClass();
    1560             : }
    1561             : 
    1562             : bool
    1563           0 : Wrap(JSContext* aCx, mozilla::dom::VRServiceTest* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
    1564             : {
    1565             :   MOZ_ASSERT(static_cast<mozilla::dom::VRServiceTest*>(aObject) ==
    1566             :              reinterpret_cast<mozilla::dom::VRServiceTest*>(aObject),
    1567             :              "Multiple inheritance for mozilla::dom::VRServiceTest is broken.");
    1568           0 :   MOZ_ASSERT(ToSupportsIsCorrect(aObject));
    1569           0 :   MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
    1570           0 :   MOZ_ASSERT(!aCache->GetWrapper(),
    1571             :              "You should probably not be using Wrap() directly; use "
    1572             :              "GetOrCreateDOMReflector instead");
    1573             : 
    1574           0 :   MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
    1575             :              "nsISupports must be on our primary inheritance chain");
    1576             : 
    1577           0 :   JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
    1578           0 :   if (!global) {
    1579           0 :     return false;
    1580             :   }
    1581           0 :   MOZ_ASSERT(JS_IsGlobalObject(global));
    1582           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(global));
    1583             : 
    1584             :   // That might have ended up wrapping us already, due to the wonders
    1585             :   // of XBL.  Check for that, and bail out as needed.
    1586           0 :   aReflector.set(aCache->GetWrapper());
    1587           0 :   if (aReflector) {
    1588             : #ifdef DEBUG
    1589           0 :     binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
    1590             : #endif // DEBUG
    1591           0 :     return true;
    1592             :   }
    1593             : 
    1594           0 :   JSAutoCompartment ac(aCx, global);
    1595           0 :   JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
    1596           0 :   if (!canonicalProto) {
    1597           0 :     return false;
    1598             :   }
    1599           0 :   JS::Rooted<JSObject*> proto(aCx);
    1600           0 :   if (aGivenProto) {
    1601           0 :     proto = aGivenProto;
    1602             :     // Unfortunately, while aGivenProto was in the compartment of aCx
    1603             :     // coming in, we changed compartments to that of "parent" so may need
    1604             :     // to wrap the proto here.
    1605           0 :     if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
    1606           0 :       if (!JS_WrapObject(aCx, &proto)) {
    1607           0 :         return false;
    1608             :       }
    1609             :     }
    1610             :   } else {
    1611           0 :     proto = canonicalProto;
    1612             :   }
    1613             : 
    1614           0 :   BindingJSObjectCreator<mozilla::dom::VRServiceTest> creator(aCx);
    1615           0 :   creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
    1616           0 :   if (!aReflector) {
    1617           0 :     return false;
    1618             :   }
    1619             : 
    1620           0 :   aCache->SetWrapper(aReflector);
    1621           0 :   creator.InitializationSucceeded();
    1622             : 
    1623           0 :   MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
    1624             :              aCache->GetWrapperPreserveColor() == aReflector);
    1625             :   // If proto != canonicalProto, we have to preserve our wrapper;
    1626             :   // otherwise we won't be able to properly recreate it later, since
    1627             :   // we won't know what proto to use.  Note that we don't check
    1628             :   // aGivenProto here, since it's entirely possible (and even
    1629             :   // somewhat common) to have a non-null aGivenProto which is the
    1630             :   // same as canonicalProto.
    1631           0 :   if (proto != canonicalProto) {
    1632           0 :     PreserveWrapper(aObject);
    1633             :   }
    1634             : 
    1635           0 :   return true;
    1636             : }
    1637             : 
    1638             : const NativePropertyHooks sNativePropertyHooks[] = { {
    1639             :   nullptr,
    1640             :   nullptr,
    1641             :   nullptr,
    1642             :   { sNativeProperties.Upcast(), nullptr },
    1643             :   prototypes::id::VRServiceTest,
    1644             :   constructors::id::VRServiceTest,
    1645             :   nullptr,
    1646             :   &DefaultXrayExpandoObjectClass
    1647             : } };
    1648             : 
    1649             : void
    1650           0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
    1651             : {
    1652           0 :   JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
    1653           0 :   if (!parentProto) {
    1654           0 :     return;
    1655             :   }
    1656             : 
    1657           0 :   JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
    1658           0 :   if (!constructorProto) {
    1659           0 :     return;
    1660             :   }
    1661             : 
    1662             :   static bool sIdsInited = false;
    1663           0 :   if (!sIdsInited && NS_IsMainThread()) {
    1664           0 :     if (!InitIds(aCx, sNativeProperties.Upcast())) {
    1665           0 :       return;
    1666             :     }
    1667           0 :     sIdsInited = true;
    1668             :   }
    1669             : 
    1670           0 :   JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::VRServiceTest);
    1671           0 :   JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::VRServiceTest);
    1672           0 :   dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
    1673             :                               &sPrototypeClass.mBase, protoCache,
    1674             :                               constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
    1675             :                               interfaceCache,
    1676             :                               sNativeProperties.Upcast(),
    1677             :                               nullptr,
    1678             :                               "VRServiceTest", aDefineOnGlobal,
    1679             :                               nullptr,
    1680           0 :                               false);
    1681             : }
    1682             : 
    1683             : JS::Handle<JSObject*>
    1684           0 : GetProtoObjectHandle(JSContext* aCx)
    1685             : {
    1686             :   /* Get the interface prototype object for this class.  This will create the
    1687             :      object as needed. */
    1688           0 :   bool aDefineOnGlobal = true;
    1689             : 
    1690             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
    1691           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
    1692           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
    1693           0 :     return nullptr;
    1694             :   }
    1695             : 
    1696             :   /* Check to see whether the interface objects are already installed */
    1697           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
    1698           0 :   if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::VRServiceTest)) {
    1699           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
    1700           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
    1701             :   }
    1702             : 
    1703             :   /*
    1704             :    * The object might _still_ be null, but that's OK.
    1705             :    *
    1706             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
    1707             :    * traced by TraceProtoAndIfaceCache() and its contents are never
    1708             :    * changed after they have been set.
    1709             :    *
    1710             :    * Calling address() avoids the read read barrier that does gray
    1711             :    * unmarking, but it's not possible for the object to be gray here.
    1712             :    */
    1713             : 
    1714           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::VRServiceTest);
    1715           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
    1716           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
    1717             : }
    1718             : 
    1719             : JS::Handle<JSObject*>
    1720           0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
    1721             : {
    1722             :   /* Get the interface object for this class.  This will create the object as
    1723             :      needed. */
    1724             : 
    1725             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
    1726           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
    1727           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
    1728           0 :     return nullptr;
    1729             :   }
    1730             : 
    1731             :   /* Check to see whether the interface objects are already installed */
    1732           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
    1733           0 :   if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::VRServiceTest)) {
    1734           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
    1735           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
    1736             :   }
    1737             : 
    1738             :   /*
    1739             :    * The object might _still_ be null, but that's OK.
    1740             :    *
    1741             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
    1742             :    * traced by TraceProtoAndIfaceCache() and its contents are never
    1743             :    * changed after they have been set.
    1744             :    *
    1745             :    * Calling address() avoids the read read barrier that does gray
    1746             :    * unmarking, but it's not possible for the object to be gray here.
    1747             :    */
    1748             : 
    1749           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::VRServiceTest);
    1750           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
    1751           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
    1752             : }
    1753             : 
    1754             : JSObject*
    1755           0 : GetConstructorObject(JSContext* aCx)
    1756             : {
    1757           0 :   return GetConstructorObjectHandle(aCx);
    1758             : }
    1759             : 
    1760             : } // namespace VRServiceTestBinding
    1761             : 
    1762             : 
    1763             : 
    1764             : } // namespace dom
    1765             : } // namespace mozilla

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