Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM PaintRequestList.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "PaintRequestListBinding.h"
4 : #include "WrapperFactory.h"
5 : #include "mozilla/OwningNonNull.h"
6 : #include "mozilla/dom/BindingUtils.h"
7 : #include "mozilla/dom/DOMJSClass.h"
8 : #include "mozilla/dom/DOMJSProxyHandler.h"
9 : #include "mozilla/dom/NonRefcountedDOMObject.h"
10 : #include "mozilla/dom/Nullable.h"
11 : #include "mozilla/dom/PaintRequest.h"
12 : #include "mozilla/dom/PrimitiveConversions.h"
13 : #include "mozilla/dom/XrayExpandoClass.h"
14 : #include "nsISupports.h"
15 : #include "xpcjsid.h"
16 :
17 : namespace mozilla {
18 : namespace dom {
19 :
20 : namespace PaintRequestListBinding {
21 :
22 : static bool
23 0 : get_length(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::PaintRequestList* self, JSJitGetterCallArgs args)
24 : {
25 0 : uint32_t result(self->Length());
26 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
27 0 : args.rval().setNumber(result);
28 0 : return true;
29 : }
30 :
31 : static const JSJitInfo length_getterinfo = {
32 : { (JSJitGetterOp)get_length },
33 : { prototypes::id::PaintRequestList },
34 : { PrototypeTraits<prototypes::id::PaintRequestList>::Depth },
35 : JSJitInfo::Getter,
36 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
37 : JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */
38 : true, /* isInfallible. False in setters. */
39 : false, /* isMovable. Not relevant for setters. */
40 : false, /* isEliminatable. Not relevant for setters. */
41 : false, /* isAlwaysInSlot. Only relevant for getters. */
42 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
43 : false, /* isTypedMethod. Only relevant for methods. */
44 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
45 : };
46 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
47 : static_assert(0 < 1, "There is no slot for us");
48 :
49 : static bool
50 0 : item(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::PaintRequestList* self, const JSJitMethodCallArgs& args)
51 : {
52 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
53 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "PaintRequestList.item");
54 : }
55 : uint32_t arg0;
56 0 : if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
57 0 : return false;
58 : }
59 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->Item(arg0)));
60 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
61 0 : if (!result) {
62 0 : args.rval().setNull();
63 0 : return true;
64 : }
65 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
66 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
67 0 : return false;
68 : }
69 0 : return true;
70 : }
71 :
72 : static const JSJitInfo item_methodinfo = {
73 : { (JSJitGetterOp)item },
74 : { prototypes::id::PaintRequestList },
75 : { PrototypeTraits<prototypes::id::PaintRequestList>::Depth },
76 : JSJitInfo::Method,
77 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
78 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
79 : false, /* isInfallible. False in setters. */
80 : false, /* isMovable. Not relevant for setters. */
81 : false, /* isEliminatable. Not relevant for setters. */
82 : false, /* isAlwaysInSlot. Only relevant for getters. */
83 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
84 : false, /* isTypedMethod. Only relevant for methods. */
85 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
86 : };
87 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
88 : static_assert(0 < 1, "There is no slot for us");
89 :
90 : static void
91 0 : _objectMoved(JSObject* obj, const JSObject* old)
92 : {
93 0 : mozilla::dom::PaintRequestList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::PaintRequestList>(obj);
94 0 : if (self) {
95 0 : UpdateWrapper(self, self, obj, old);
96 : }
97 0 : }
98 :
99 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
100 : #if defined(__clang__)
101 : #pragma clang diagnostic push
102 : #pragma clang diagnostic ignored "-Wmissing-braces"
103 : #endif
104 : static const JSFunctionSpec sMethods_specs[] = {
105 : JS_FNSPEC("item", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&item_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
106 : JS_FS_END,
107 : JS_FNSPEC("QueryInterface", QueryInterface, nullptr, 1, 0, nullptr),
108 : JS_FS_END,
109 : JS_SYM_FNSPEC(iterator, nullptr, nullptr, 0, 0, "ArrayValues"),
110 : JS_FS_END
111 : };
112 : #if defined(__clang__)
113 : #pragma clang diagnostic pop
114 : #endif
115 :
116 : static PrefableDisablers sMethods_disablers2 = {
117 : true, false, 0, &WantsQueryInterface<mozilla::dom::PaintRequestList>::Enabled
118 : };
119 :
120 : // Can't be const because the pref-enabled boolean needs to be writable
121 : static Prefable<const JSFunctionSpec> sMethods[] = {
122 : { nullptr, &sMethods_specs[0] },
123 : { &sMethods_disablers2, &sMethods_specs[2] },
124 : { nullptr, &sMethods_specs[4] },
125 : { nullptr, nullptr }
126 : };
127 :
128 : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
129 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
130 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
131 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
132 :
133 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
134 : #if defined(__clang__)
135 : #pragma clang diagnostic push
136 : #pragma clang diagnostic ignored "-Wmissing-braces"
137 : #endif
138 : static const JSPropertySpec sAttributes_specs[] = {
139 : { "length", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &length_getterinfo, nullptr, nullptr },
140 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
141 : };
142 : #if defined(__clang__)
143 : #pragma clang diagnostic pop
144 : #endif
145 :
146 :
147 : // Can't be const because the pref-enabled boolean needs to be writable
148 : static Prefable<const JSPropertySpec> sAttributes[] = {
149 : { nullptr, &sAttributes_specs[0] },
150 : { nullptr, nullptr }
151 : };
152 :
153 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
154 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
155 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
156 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
157 :
158 :
159 : static uint16_t sNativeProperties_sortedPropertyIndices[4];
160 : static PropertyInfo sNativeProperties_propertyInfos[4];
161 :
162 : static const NativePropertiesN<2> sNativeProperties = {
163 : false, 0,
164 : false, 0,
165 : true, 0 /* sMethods */,
166 : true, 1 /* sAttributes */,
167 : false, 0,
168 : false, 0,
169 : false, 0,
170 : -1,
171 : 4,
172 : sNativeProperties_sortedPropertyIndices,
173 : {
174 : { sMethods, &sNativeProperties_propertyInfos[0] },
175 : { sAttributes, &sNativeProperties_propertyInfos[3] }
176 : }
177 : };
178 : static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
179 : "We have a property info count that is oversized");
180 :
181 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
182 : {
183 : "Function",
184 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
185 : &sBoringInterfaceObjectClassClassOps,
186 : JS_NULL_CLASS_SPEC,
187 : JS_NULL_CLASS_EXT,
188 : &sInterfaceObjectClassObjectOps
189 : },
190 : eInterface,
191 : true,
192 : prototypes::id::PaintRequestList,
193 : PrototypeTraits<prototypes::id::PaintRequestList>::Depth,
194 : sNativePropertyHooks,
195 : "function PaintRequestList() {\n [native code]\n}",
196 : JS::GetRealmFunctionPrototype
197 : };
198 :
199 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
200 : {
201 : "PaintRequestListPrototype",
202 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
203 : JS_NULL_CLASS_OPS,
204 : JS_NULL_CLASS_SPEC,
205 : JS_NULL_CLASS_EXT,
206 : JS_NULL_OBJECT_OPS
207 : },
208 : eInterfacePrototype,
209 : false,
210 : prototypes::id::PaintRequestList,
211 : PrototypeTraits<prototypes::id::PaintRequestList>::Depth,
212 : sNativePropertyHooks,
213 : "[object PaintRequestListPrototype]",
214 : JS::GetRealmObjectPrototype
215 : };
216 :
217 : JSObject*
218 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
219 : {
220 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
221 : }
222 :
223 : static_assert(IsBaseOf<nsISupports, mozilla::dom::PaintRequestList >::value,
224 : "We don't support non-nsISupports native classes for "
225 : "proxy-based bindings yet");
226 :
227 :
228 : class DOMProxyHandler : public mozilla::dom::DOMProxyHandler
229 : {
230 : public:
231 : explicit constexpr DOMProxyHandler()
232 : {
233 : }
234 :
235 : virtual bool
236 : getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<JS::PropertyDescriptor> desc) const override;
237 :
238 : virtual bool
239 : defineProperty(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* defined) const override;
240 :
241 : using mozilla::dom::DOMProxyHandler::defineProperty;
242 :
243 : virtual bool
244 : ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::AutoIdVector& props) const override;
245 :
246 : virtual bool
247 : hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const override;
248 :
249 : virtual bool
250 : get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const override;
251 :
252 : virtual const char*
253 : className(JSContext* cx, JS::Handle<JSObject*> proxy) const override;
254 :
255 : virtual bool
256 : finalizeInBackground(const JS::Value& priv) const override;
257 :
258 : virtual void
259 : finalize(JSFreeOp* fop, JSObject* proxy) const override;
260 :
261 : static const DOMProxyHandler*
262 : getInstance();
263 :
264 : virtual bool
265 : delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const override;
266 :
267 : virtual bool
268 : getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const override;
269 : };
270 :
271 : MOZ_ALWAYS_INLINE bool
272 0 : IsProxy(JSObject* obj)
273 : {
274 0 : return js::IsProxy(obj) && js::GetProxyHandler(obj) == DOMProxyHandler::getInstance();
275 : }
276 :
277 : MOZ_ALWAYS_INLINE mozilla::dom::PaintRequestList*
278 0 : UnwrapProxy(JSObject* obj)
279 : {
280 0 : MOZ_ASSERT(js::IsProxy(obj));
281 0 : if (js::GetProxyHandler(obj) != DOMProxyHandler::getInstance()) {
282 0 : MOZ_ASSERT(xpc::WrapperFactory::IsXrayWrapper(obj));
283 0 : obj = js::UncheckedUnwrap(obj);
284 : }
285 0 : MOZ_ASSERT(IsProxy(obj));
286 0 : return static_cast<mozilla::dom::PaintRequestList*>(js::GetProxyReservedSlot(obj, DOM_OBJECT_SLOT).toPrivate());
287 : }
288 :
289 : bool
290 0 : DOMProxyHandler::getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<JS::PropertyDescriptor> desc) const
291 : {
292 0 : bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
293 0 : uint32_t index = GetArrayIndexFromId(cx, id);
294 0 : if (IsArrayIndex(index)) {
295 0 : mozilla::dom::PaintRequestList* self = UnwrapProxy(proxy);
296 0 : bool found = false;
297 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->IndexedGetter(index, found)));
298 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
299 :
300 0 : if (found) {
301 0 : if (!result) {
302 0 : desc.value().setNull();
303 0 : FillPropertyDescriptor(desc, proxy, true);
304 0 : return true;
305 : }
306 0 : if (!GetOrCreateDOMReflector(cx, result, desc.value())) {
307 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
308 0 : return false;
309 : }
310 0 : FillPropertyDescriptor(desc, proxy, true);
311 0 : return true;
312 : }
313 : }
314 :
315 0 : JS::Rooted<JSObject*> expando(cx);
316 0 : if (!isXray && (expando = GetExpandoObject(proxy))) {
317 0 : if (!JS_GetOwnPropertyDescriptorById(cx, expando, id, desc)) {
318 0 : return false;
319 : }
320 0 : if (desc.object()) {
321 : // Pretend the property lives on the wrapper.
322 0 : desc.object().set(proxy);
323 0 : return true;
324 : }
325 : }
326 :
327 0 : desc.object().set(nullptr);
328 0 : return true;
329 : }
330 :
331 : bool
332 0 : DOMProxyHandler::defineProperty(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* defined) const
333 : {
334 0 : if (IsArrayIndex(GetArrayIndexFromId(cx, id))) {
335 0 : *defined = true;
336 0 : return opresult.failNoIndexedSetter();
337 : }
338 0 : return mozilla::dom::DOMProxyHandler::defineProperty(cx, proxy, id, desc, opresult, defined);
339 : }
340 :
341 :
342 : bool
343 0 : DOMProxyHandler::ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::AutoIdVector& props) const
344 : {
345 0 : bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
346 :
347 0 : uint32_t length = UnwrapProxy(proxy)->Length();
348 0 : MOZ_ASSERT(int32_t(length) >= 0);
349 0 : for (int32_t i = 0; i < int32_t(length); ++i) {
350 0 : if (!props.append(INT_TO_JSID(i))) {
351 0 : return false;
352 : }
353 : }
354 :
355 0 : JS::Rooted<JSObject*> expando(cx);
356 0 : if (!isXray && (expando = DOMProxyHandler::GetExpandoObject(proxy)) &&
357 0 : !js::GetPropertyKeys(cx, expando, flags, &props)) {
358 0 : return false;
359 : }
360 :
361 0 : return true;
362 : }
363 :
364 : bool
365 0 : DOMProxyHandler::hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const
366 : {
367 0 : MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
368 : "Should not have a XrayWrapper here");
369 :
370 0 : uint32_t index = GetArrayIndexFromId(cx, id);
371 0 : if (IsArrayIndex(index)) {
372 0 : bool found = false;
373 0 : mozilla::dom::PaintRequestList* self = UnwrapProxy(proxy);
374 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->IndexedGetter(index, found)));
375 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
376 : (void)result;
377 :
378 0 : *bp = found;
379 0 : return true;
380 : }
381 :
382 :
383 0 : JS::Rooted<JSObject*> expando(cx, GetExpandoObject(proxy));
384 0 : if (expando) {
385 0 : bool b = true;
386 0 : bool ok = JS_HasPropertyById(cx, expando, id, &b);
387 0 : *bp = !!b;
388 0 : if (!ok || *bp) {
389 0 : return ok;
390 : }
391 : }
392 :
393 0 : *bp = false;
394 0 : return true;
395 : }
396 :
397 : bool
398 0 : DOMProxyHandler::get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const
399 : {
400 0 : MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
401 : "Should not have a XrayWrapper here");
402 :
403 0 : uint32_t index = GetArrayIndexFromId(cx, id);
404 0 : if (IsArrayIndex(index)) {
405 0 : mozilla::dom::PaintRequestList* self = UnwrapProxy(proxy);
406 0 : bool found = false;
407 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->IndexedGetter(index, found)));
408 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
409 :
410 0 : if (found) {
411 0 : if (!result) {
412 0 : vp.setNull();
413 0 : return true;
414 : }
415 0 : if (!GetOrCreateDOMReflector(cx, result, vp)) {
416 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
417 0 : return false;
418 : }
419 0 : return true;
420 : }
421 : // Even if we don't have this index, we don't forward the
422 : // get on to our expando object.
423 : } else {
424 : { // Scope for expando
425 0 : JS::Rooted<JSObject*> expando(cx, DOMProxyHandler::GetExpandoObject(proxy));
426 0 : if (expando) {
427 : bool hasProp;
428 0 : if (!JS_HasPropertyById(cx, expando, id, &hasProp)) {
429 0 : return false;
430 : }
431 :
432 0 : if (hasProp) {
433 : // Forward the get to the expando object, but our receiver is whatever our
434 : // receiver is.
435 0 : return JS_ForwardGetPropertyTo(cx, expando, id, receiver, vp);
436 : }
437 : }
438 : }
439 : }
440 :
441 : bool foundOnPrototype;
442 0 : if (!GetPropertyOnPrototype(cx, proxy, receiver, id, &foundOnPrototype, vp)) {
443 0 : return false;
444 : }
445 :
446 0 : if (foundOnPrototype) {
447 0 : return true;
448 : }
449 :
450 0 : vp.setUndefined();
451 0 : return true;
452 : }
453 :
454 : const char*
455 0 : DOMProxyHandler::className(JSContext* cx, JS::Handle<JSObject*> proxy) const
456 : {
457 0 : return "PaintRequestList";
458 : }
459 :
460 : bool
461 0 : DOMProxyHandler::finalizeInBackground(const JS::Value& priv) const
462 : {
463 0 : return false;
464 : }
465 :
466 : void
467 0 : DOMProxyHandler::finalize(JSFreeOp* fop, JSObject* proxy) const
468 : {
469 0 : mozilla::dom::PaintRequestList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::PaintRequestList>(proxy);
470 0 : if (self) {
471 0 : ClearWrapper(self, self, proxy);
472 0 : AddForDeferredFinalization<mozilla::dom::PaintRequestList>(self);
473 : }
474 0 : }
475 :
476 : const DOMProxyHandler*
477 0 : DOMProxyHandler::getInstance()
478 : {
479 : static const DOMProxyHandler instance;
480 0 : return &instance;
481 : }
482 :
483 : bool
484 0 : DOMProxyHandler::delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const
485 : {
486 0 : MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
487 : "Should not have a XrayWrapper here");
488 :
489 0 : uint32_t index = GetArrayIndexFromId(cx, id);
490 0 : if (IsArrayIndex(index)) {
491 : bool deleteSucceeded;
492 0 : bool found = false;
493 0 : mozilla::dom::PaintRequestList* self = UnwrapProxy(proxy);
494 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->IndexedGetter(index, found)));
495 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
496 : (void)result;
497 0 : deleteSucceeded = !found;
498 0 : return deleteSucceeded ? opresult.succeed() : opresult.failCantDelete();
499 : }
500 :
501 0 : return dom::DOMProxyHandler::delete_(cx, proxy, id, opresult);
502 : }
503 :
504 : bool
505 0 : DOMProxyHandler::getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const
506 : {
507 0 : JS::Rooted<JS::Value> temp(cx);
508 0 : MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
509 : "Should not have a XrayWrapper here");
510 :
511 0 : mozilla::dom::PaintRequestList* self = UnwrapProxy(proxy);
512 0 : uint32_t length = self->Length();
513 : // Compute the end of the indices we'll get ourselves
514 0 : uint32_t ourEnd = std::max(begin, std::min(end, length));
515 :
516 0 : for (uint32_t index = begin; index < ourEnd; ++index) {
517 0 : bool found = false;
518 0 : auto result(StrongOrRawPtr<mozilla::dom::PaintRequest>(self->IndexedGetter(index, found)));
519 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
520 :
521 0 : MOZ_ASSERT(found);
522 0 : if (!result) {
523 0 : temp.setNull();
524 0 : if (!adder->append(cx, temp)) return false;
525 0 : continue;
526 : }
527 0 : if (!GetOrCreateDOMReflector(cx, result, &temp)) {
528 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
529 0 : return false;
530 : }
531 0 : if (!adder->append(cx, temp)) return false;
532 0 : continue;
533 : }
534 :
535 0 : if (end > ourEnd) {
536 0 : JS::Rooted<JSObject*> proto(cx);
537 0 : if (!js::GetObjectProto(cx, proxy, &proto)) {
538 0 : return false;
539 : }
540 0 : return js::GetElementsWithAdder(cx, proto, proxy, ourEnd, end, adder);
541 : }
542 :
543 0 : return true;
544 : }
545 :
546 : static const js::ClassExtension sClassExtension = PROXY_MAKE_EXT(
547 : _objectMoved
548 : );
549 :
550 : static const DOMJSClass sClass = {
551 : PROXY_CLASS_WITH_EXT("PaintRequestList",
552 : JSCLASS_IS_DOMJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(1),
553 : &sClassExtension),
554 : { prototypes::id::PaintRequestList, 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 },
555 : IsBaseOf<nsISupports, mozilla::dom::PaintRequestList >::value,
556 : sNativePropertyHooks,
557 : FindAssociatedGlobalForNative<mozilla::dom::PaintRequestList>::Get,
558 : GetProtoObjectHandle,
559 : GetCCParticipant<mozilla::dom::PaintRequestList>::Get()
560 : };
561 :
562 : bool
563 0 : Wrap(JSContext* aCx, mozilla::dom::PaintRequestList* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
564 : {
565 : MOZ_ASSERT(static_cast<mozilla::dom::PaintRequestList*>(aObject) ==
566 : reinterpret_cast<mozilla::dom::PaintRequestList*>(aObject),
567 : "Multiple inheritance for mozilla::dom::PaintRequestList is broken.");
568 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
569 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
570 0 : MOZ_ASSERT(!aCache->GetWrapper(),
571 : "You should probably not be using Wrap() directly; use "
572 : "GetOrCreateDOMReflector instead");
573 :
574 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
575 : "nsISupports must be on our primary inheritance chain");
576 :
577 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
578 0 : if (!global) {
579 0 : return false;
580 : }
581 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
582 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
583 :
584 : // That might have ended up wrapping us already, due to the wonders
585 : // of XBL. Check for that, and bail out as needed.
586 0 : aReflector.set(aCache->GetWrapper());
587 0 : if (aReflector) {
588 : #ifdef DEBUG
589 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
590 : #endif // DEBUG
591 0 : return true;
592 : }
593 :
594 0 : JSAutoCompartment ac(aCx, global);
595 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
596 0 : if (!canonicalProto) {
597 0 : return false;
598 : }
599 0 : JS::Rooted<JSObject*> proto(aCx);
600 0 : if (aGivenProto) {
601 0 : proto = aGivenProto;
602 : // Unfortunately, while aGivenProto was in the compartment of aCx
603 : // coming in, we changed compartments to that of "parent" so may need
604 : // to wrap the proto here.
605 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
606 0 : if (!JS_WrapObject(aCx, &proto)) {
607 0 : return false;
608 : }
609 : }
610 : } else {
611 0 : proto = canonicalProto;
612 : }
613 :
614 0 : BindingJSObjectCreator<mozilla::dom::PaintRequestList> creator(aCx);
615 0 : JS::Rooted<JS::Value> expandoValue(aCx, JS::UndefinedValue());
616 0 : creator.CreateProxyObject(aCx, &sClass.mBase, DOMProxyHandler::getInstance(),
617 0 : proto, aObject, expandoValue, aReflector);
618 0 : if (!aReflector) {
619 0 : return false;
620 : }
621 :
622 :
623 0 : aCache->SetWrapper(aReflector);
624 0 : creator.InitializationSucceeded();
625 :
626 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
627 : aCache->GetWrapperPreserveColor() == aReflector);
628 : // If proto != canonicalProto, we have to preserve our wrapper;
629 : // otherwise we won't be able to properly recreate it later, since
630 : // we won't know what proto to use. Note that we don't check
631 : // aGivenProto here, since it's entirely possible (and even
632 : // somewhat common) to have a non-null aGivenProto which is the
633 : // same as canonicalProto.
634 0 : if (proto != canonicalProto) {
635 0 : PreserveWrapper(aObject);
636 : }
637 :
638 0 : return true;
639 : }
640 :
641 : static bool
642 0 : ResolveOwnProperty(JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::MutableHandle<JS::PropertyDescriptor> desc)
643 : {
644 0 : return js::GetProxyHandler(obj)->getOwnPropertyDescriptor(cx, wrapper, id, desc);
645 : }
646 :
647 : static bool
648 0 : EnumerateOwnProperties(JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> obj, JS::AutoIdVector& props)
649 : {
650 0 : return js::GetProxyHandler(obj)->ownPropertyKeys(cx, wrapper, props);
651 : }
652 :
653 : const NativePropertyHooks sNativePropertyHooks[] = { {
654 : ResolveOwnProperty,
655 : EnumerateOwnProperties,
656 : nullptr,
657 : { sNativeProperties.Upcast(), nullptr },
658 : prototypes::id::PaintRequestList,
659 : constructors::id::PaintRequestList,
660 : nullptr,
661 : &DefaultXrayExpandoObjectClass
662 : } };
663 :
664 : void
665 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
666 : {
667 0 : JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
668 0 : if (!parentProto) {
669 0 : return;
670 : }
671 :
672 0 : JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
673 0 : if (!constructorProto) {
674 0 : return;
675 : }
676 :
677 : static bool sIdsInited = false;
678 0 : if (!sIdsInited && NS_IsMainThread()) {
679 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
680 0 : return;
681 : }
682 0 : sIdsInited = true;
683 : }
684 :
685 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::PaintRequestList);
686 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::PaintRequestList);
687 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
688 : &sPrototypeClass.mBase, protoCache,
689 : constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
690 : interfaceCache,
691 : sNativeProperties.Upcast(),
692 : nullptr,
693 : "PaintRequestList", aDefineOnGlobal,
694 : nullptr,
695 0 : false);
696 : }
697 :
698 : JS::Handle<JSObject*>
699 0 : GetProtoObjectHandle(JSContext* aCx)
700 : {
701 : /* Get the interface prototype object for this class. This will create the
702 : object as needed. */
703 0 : bool aDefineOnGlobal = true;
704 :
705 : /* Make sure our global is sane. Hopefully we can remove this sometime */
706 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
707 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
708 0 : return nullptr;
709 : }
710 :
711 : /* Check to see whether the interface objects are already installed */
712 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
713 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::PaintRequestList)) {
714 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
715 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
716 : }
717 :
718 : /*
719 : * The object might _still_ be null, but that's OK.
720 : *
721 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
722 : * traced by TraceProtoAndIfaceCache() and its contents are never
723 : * changed after they have been set.
724 : *
725 : * Calling address() avoids the read read barrier that does gray
726 : * unmarking, but it's not possible for the object to be gray here.
727 : */
728 :
729 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::PaintRequestList);
730 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
731 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
732 : }
733 :
734 : JS::Handle<JSObject*>
735 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
736 : {
737 : /* Get the interface object for this class. This will create the object as
738 : needed. */
739 :
740 : /* Make sure our global is sane. Hopefully we can remove this sometime */
741 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
742 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
743 0 : return nullptr;
744 : }
745 :
746 : /* Check to see whether the interface objects are already installed */
747 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
748 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::PaintRequestList)) {
749 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
750 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
751 : }
752 :
753 : /*
754 : * The object might _still_ be null, but that's OK.
755 : *
756 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
757 : * traced by TraceProtoAndIfaceCache() and its contents are never
758 : * changed after they have been set.
759 : *
760 : * Calling address() avoids the read read barrier that does gray
761 : * unmarking, but it's not possible for the object to be gray here.
762 : */
763 :
764 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::PaintRequestList);
765 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
766 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
767 : }
768 :
769 : JSObject*
770 0 : GetConstructorObject(JSContext* aCx)
771 : {
772 0 : return GetConstructorObjectHandle(aCx);
773 : }
774 :
775 : } // namespace PaintRequestListBinding
776 :
777 :
778 :
779 : } // namespace dom
780 : } // namespace mozilla
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