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