Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/HTMLStyleElementBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM HTMLStyleElement.webidl BY Codegen.py - DO NOT EDIT */
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3
#include "HTMLElementBinding.h"
4
#include "HTMLStyleElementBinding.h"
5
#include "WrapperFactory.h"
6
#include "mozilla/OwningNonNull.h"
7
#include "mozilla/StyleSheetInlines.h"
8
#include "mozilla/dom/BindingUtils.h"
9
#include "mozilla/dom/CustomElementRegistry.h"
10
#include "mozilla/dom/DOMJSClass.h"
11
#include "mozilla/dom/DocGroup.h"
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#include "mozilla/dom/HTMLStyleElement.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
14
#include "mozilla/dom/Nullable.h"
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#include "mozilla/dom/PrimitiveConversions.h"
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#include "mozilla/dom/XrayExpandoClass.h"
17
18
namespace mozilla {
19
namespace dom {
20
21
namespace binding_detail {}; // Just to make sure it's known as a namespace
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using namespace mozilla::dom::binding_detail;
23
24
25
namespace HTMLStyleElement_Binding {
26
27
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<HTMLElement_Binding::NativeType>::value,
28
              "Can't inherit from an interface with a different ownership model.");
29
30
MOZ_CAN_RUN_SCRIPT static bool
31
get_disabled(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitGetterCallArgs args)
32
0
{
33
0
  AUTO_PROFILER_LABEL_FAST("get HTMLStyleElement.disabled", DOM, cx);
34
0
35
0
  bool result(self->Disabled());
36
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
37
0
  args.rval().setBoolean(result);
38
0
  return true;
39
0
}
40
41
MOZ_CAN_RUN_SCRIPT static bool
42
set_disabled(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitSetterCallArgs args)
43
0
{
44
0
  AUTO_PROFILER_LABEL_FAST("set HTMLStyleElement.disabled", DOM, cx);
45
0
46
0
  bool arg0;
47
0
  if (!ValueToPrimitive<bool, eDefault>(cx, args[0], &arg0)) {
48
0
    return false;
49
0
  }
50
0
  self->SetDisabled(arg0);
51
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
52
0
53
0
  return true;
54
0
}
55
56
static const JSJitInfo disabled_getterinfo = {
57
  { (JSJitGetterOp)get_disabled },
58
  { prototypes::id::HTMLStyleElement },
59
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
60
  JSJitInfo::Getter,
61
  JSJitInfo::AliasDOMSets, /* aliasSet.  Not relevant for setters. */
62
  JSVAL_TYPE_BOOLEAN,  /* returnType.  Not relevant for setters. */
63
  true,  /* isInfallible. False in setters. */
64
  true,  /* isMovable.  Not relevant for setters. */
65
  true, /* isEliminatable.  Not relevant for setters. */
66
  false, /* isAlwaysInSlot.  Only relevant for getters. */
67
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
68
  false,  /* isTypedMethod.  Only relevant for methods. */
69
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
70
};
71
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
72
static_assert(0 < 1, "There is no slot for us");
73
static const JSJitInfo disabled_setterinfo = {
74
  { (JSJitGetterOp)set_disabled },
75
  { prototypes::id::HTMLStyleElement },
76
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
77
  JSJitInfo::Setter,
78
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
79
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
80
  false,  /* isInfallible. False in setters. */
81
  false,  /* isMovable.  Not relevant for setters. */
82
  false, /* isEliminatable.  Not relevant for setters. */
83
  false, /* isAlwaysInSlot.  Only relevant for getters. */
84
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
85
  false,  /* isTypedMethod.  Only relevant for methods. */
86
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
87
};
88
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
89
static_assert(0 < 1, "There is no slot for us");
90
91
MOZ_CAN_RUN_SCRIPT static bool
92
get_media(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitGetterCallArgs args)
93
0
{
94
0
  AUTO_PROFILER_LABEL_FAST("get HTMLStyleElement.media", DOM, cx);
95
0
96
0
  DOMString result;
97
0
  self->GetMedia(result);
98
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
99
0
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
100
0
    return false;
101
0
  }
102
0
  return true;
103
0
}
104
105
MOZ_CAN_RUN_SCRIPT static bool
106
set_media(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitSetterCallArgs args)
107
0
{
108
0
  AUTO_PROFILER_LABEL_FAST("set HTMLStyleElement.media", DOM, cx);
109
0
110
0
  binding_detail::FakeString arg0;
111
0
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
112
0
    return false;
113
0
  }
114
0
  Maybe<AutoCEReaction> ceReaction;
115
0
  if (CustomElementRegistry::IsCustomElementEnabled(cx, obj)) {
116
0
    DocGroup* docGroup = self->GetDocGroup();
117
0
    if (docGroup) {
118
0
      ceReaction.emplace(docGroup->CustomElementReactionsStack(), cx);
119
0
    }
120
0
  }
121
0
  FastErrorResult rv;
122
0
  self->SetMedia(NonNullHelper(Constify(arg0)), rv);
123
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
124
0
    return false;
125
0
  }
126
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
127
0
128
0
  return true;
129
0
}
130
131
static const JSJitInfo media_getterinfo = {
132
  { (JSJitGetterOp)get_media },
133
  { prototypes::id::HTMLStyleElement },
134
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
135
  JSJitInfo::Getter,
136
  JSJitInfo::AliasDOMSets, /* aliasSet.  Not relevant for setters. */
137
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
138
  false,  /* isInfallible. False in setters. */
139
  true,  /* isMovable.  Not relevant for setters. */
140
  true, /* 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
static const JSJitInfo media_setterinfo = {
149
  { (JSJitGetterOp)set_media },
150
  { prototypes::id::HTMLStyleElement },
151
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
152
  JSJitInfo::Setter,
153
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
154
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
155
  false,  /* isInfallible. False in setters. */
156
  false,  /* isMovable.  Not relevant for setters. */
157
  false, /* isEliminatable.  Not relevant for setters. */
158
  false, /* isAlwaysInSlot.  Only relevant for getters. */
159
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
160
  false,  /* isTypedMethod.  Only relevant for methods. */
161
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
162
};
163
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
164
static_assert(0 < 1, "There is no slot for us");
165
166
MOZ_CAN_RUN_SCRIPT static bool
167
get_type(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitGetterCallArgs args)
168
0
{
169
0
  AUTO_PROFILER_LABEL_FAST("get HTMLStyleElement.type", DOM, cx);
170
0
171
0
  DOMString result;
172
0
  self->GetType(result);
173
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
174
0
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
175
0
    return false;
176
0
  }
177
0
  return true;
178
0
}
179
180
MOZ_CAN_RUN_SCRIPT static bool
181
set_type(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitSetterCallArgs args)
182
0
{
183
0
  AUTO_PROFILER_LABEL_FAST("set HTMLStyleElement.type", DOM, cx);
184
0
185
0
  binding_detail::FakeString arg0;
186
0
  if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
187
0
    return false;
188
0
  }
189
0
  Maybe<AutoCEReaction> ceReaction;
190
0
  if (CustomElementRegistry::IsCustomElementEnabled(cx, obj)) {
191
0
    DocGroup* docGroup = self->GetDocGroup();
192
0
    if (docGroup) {
193
0
      ceReaction.emplace(docGroup->CustomElementReactionsStack(), cx);
194
0
    }
195
0
  }
196
0
  FastErrorResult rv;
197
0
  self->SetType(NonNullHelper(Constify(arg0)), rv);
198
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
199
0
    return false;
200
0
  }
201
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
202
0
203
0
  return true;
204
0
}
205
206
static const JSJitInfo type_getterinfo = {
207
  { (JSJitGetterOp)get_type },
208
  { prototypes::id::HTMLStyleElement },
209
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
210
  JSJitInfo::Getter,
211
  JSJitInfo::AliasDOMSets, /* aliasSet.  Not relevant for setters. */
212
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
213
  false,  /* isInfallible. False in setters. */
214
  true,  /* isMovable.  Not relevant for setters. */
215
  true, /* isEliminatable.  Not relevant for setters. */
216
  false, /* isAlwaysInSlot.  Only relevant for getters. */
217
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
218
  false,  /* isTypedMethod.  Only relevant for methods. */
219
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
220
};
221
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
222
static_assert(0 < 1, "There is no slot for us");
223
static const JSJitInfo type_setterinfo = {
224
  { (JSJitGetterOp)set_type },
225
  { prototypes::id::HTMLStyleElement },
226
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
227
  JSJitInfo::Setter,
228
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
229
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
230
  false,  /* isInfallible. False in setters. */
231
  false,  /* isMovable.  Not relevant for setters. */
232
  false, /* isEliminatable.  Not relevant for setters. */
233
  false, /* isAlwaysInSlot.  Only relevant for getters. */
234
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
235
  false,  /* isTypedMethod.  Only relevant for methods. */
236
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
237
};
238
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
239
static_assert(0 < 1, "There is no slot for us");
240
241
MOZ_CAN_RUN_SCRIPT static bool
242
get_sheet(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLStyleElement* self, JSJitGetterCallArgs args)
243
0
{
244
0
  AUTO_PROFILER_LABEL_FAST("get HTMLStyleElement.sheet", DOM, cx);
245
0
246
0
  auto result(StrongOrRawPtr<mozilla::StyleSheet>(self->GetSheet()));
247
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
248
0
  if (!result) {
249
0
    args.rval().setNull();
250
0
    return true;
251
0
  }
252
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
253
0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
254
0
    return false;
255
0
  }
256
0
  return true;
257
0
}
258
259
static const JSJitInfo sheet_getterinfo = {
260
  { (JSJitGetterOp)get_sheet },
261
  { prototypes::id::HTMLStyleElement },
262
  { PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth },
263
  JSJitInfo::Getter,
264
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
265
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
266
  false,  /* isInfallible. False in setters. */
267
  false,  /* isMovable.  Not relevant for setters. */
268
  false, /* isEliminatable.  Not relevant for setters. */
269
  false, /* isAlwaysInSlot.  Only relevant for getters. */
270
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
271
  false,  /* isTypedMethod.  Only relevant for methods. */
272
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
273
};
274
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
275
static_assert(0 < 1, "There is no slot for us");
276
277
static bool
278
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
279
0
{
280
0
  mozilla::dom::HTMLStyleElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLStyleElement>(obj);
281
0
  // We don't want to preserve if we don't have a wrapper, and we
282
0
  // obviously can't preserve if we're not initialized.
283
0
  if (self && self->GetWrapperPreserveColor()) {
284
0
    PreserveWrapper(self);
285
0
  }
286
0
  return true;
287
0
}
288
289
static void
290
_finalize(js::FreeOp* fop, JSObject* obj)
291
0
{
292
0
  mozilla::dom::HTMLStyleElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLStyleElement>(obj);
293
0
  if (self) {
294
0
    ClearWrapper(self, self, obj);
295
0
    AddForDeferredFinalization<mozilla::dom::HTMLStyleElement>(self);
296
0
  }
297
0
}
298
299
static size_t
300
_objectMoved(JSObject* obj, JSObject* old)
301
0
{
302
0
  mozilla::dom::HTMLStyleElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLStyleElement>(obj);
303
0
  if (self) {
304
0
    UpdateWrapper(self, self, obj, old);
305
0
  }
306
0
307
0
  return 0;
308
0
}
309
310
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
311
#if defined(__clang__)
312
#pragma clang diagnostic push
313
#pragma clang diagnostic ignored "-Wmissing-braces"
314
#endif
315
static const JSPropertySpec sAttributes_specs[] = {
316
  { "disabled", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &disabled_getterinfo, GenericSetter<NormalThisPolicy>, &disabled_setterinfo },
317
  { "media", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &media_getterinfo, GenericSetter<NormalThisPolicy>, &media_setterinfo },
318
  { "type", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &type_getterinfo, GenericSetter<NormalThisPolicy>, &type_setterinfo },
319
  { "sheet", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &sheet_getterinfo, nullptr, nullptr },
320
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
321
};
322
#if defined(__clang__)
323
#pragma clang diagnostic pop
324
#endif
325
326
327
static const Prefable<const JSPropertySpec> sAttributes[] = {
328
  { nullptr, &sAttributes_specs[0] },
329
  { nullptr, nullptr }
330
};
331
332
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
333
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
334
static_assert(4 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
335
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
336
337
338
static uint16_t sNativeProperties_sortedPropertyIndices[4];
339
static PropertyInfo sNativeProperties_propertyInfos[4];
340
341
static const NativePropertiesN<1> sNativeProperties = {
342
  false, 0,
343
  false, 0,
344
  false, 0,
345
  true,  0 /* sAttributes */,
346
  false, 0,
347
  false, 0,
348
  false, 0,
349
  -1,
350
  4,
351
  sNativeProperties_sortedPropertyIndices,
352
  {
353
    { sAttributes, &sNativeProperties_propertyInfos[0] }
354
  }
355
};
356
static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
357
    "We have a property info count that is oversized");
358
359
static bool
360
_constructor(JSContext* cx, unsigned argc, JS::Value* vp)
361
0
{
362
0
  AUTO_PROFILER_LABEL_FAST("HTMLStyleElement constructor", DOM, cx);
363
0
364
0
  return HTMLConstructor(cx, argc, vp,
365
0
                         constructors::id::HTMLStyleElement,
366
0
                         prototypes::id::HTMLStyleElement,
367
0
                         CreateInterfaceObjects);
368
0
}
369
370
static const js::ClassOps sInterfaceObjectClassOps = {
371
    nullptr,               /* addProperty */
372
    nullptr,               /* delProperty */
373
    nullptr,               /* enumerate */
374
    nullptr,               /* newEnumerate */
375
    nullptr,               /* resolve */
376
    nullptr,               /* mayResolve */
377
    nullptr,               /* finalize */
378
    _constructor, /* call */
379
    nullptr,               /* hasInstance */
380
    _constructor, /* construct */
381
    nullptr,               /* trace */
382
};
383
384
static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
385
  {
386
    "Function",
387
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
388
    &sInterfaceObjectClassOps,
389
    JS_NULL_CLASS_SPEC,
390
    JS_NULL_CLASS_EXT,
391
    &sInterfaceObjectClassObjectOps
392
  },
393
  eInterface,
394
  true,
395
  prototypes::id::HTMLStyleElement,
396
  PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth,
397
  sNativePropertyHooks,
398
  "function HTMLStyleElement() {\n    [native code]\n}",
399
  HTMLElement_Binding::GetConstructorObject
400
};
401
402
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
403
  {
404
    "HTMLStyleElementPrototype",
405
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
406
    JS_NULL_CLASS_OPS,
407
    JS_NULL_CLASS_SPEC,
408
    JS_NULL_CLASS_EXT,
409
    JS_NULL_OBJECT_OPS
410
  },
411
  eInterfacePrototype,
412
  false,
413
  prototypes::id::HTMLStyleElement,
414
  PrototypeTraits<prototypes::id::HTMLStyleElement>::Depth,
415
  sNativePropertyHooks,
416
  "[object HTMLStyleElementPrototype]",
417
  HTMLElement_Binding::GetProtoObject
418
};
419
420
static const js::ClassOps sClassOps = {
421
  _addProperty, /* addProperty */
422
  nullptr,               /* delProperty */
423
  nullptr,               /* enumerate */
424
  nullptr, /* newEnumerate */
425
  nullptr, /* resolve */
426
  nullptr, /* mayResolve */
427
  _finalize, /* finalize */
428
  nullptr, /* call */
429
  nullptr,               /* hasInstance */
430
  nullptr,               /* construct */
431
  nullptr, /* trace */
432
};
433
434
static const js::ClassExtension sClassExtension = {
435
  nullptr, /* weakmapKeyDelegateOp */
436
  _objectMoved /* objectMovedOp */
437
};
438
439
static const DOMJSClass sClass = {
440
  { "HTMLStyleElement",
441
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
442
    &sClassOps,
443
    JS_NULL_CLASS_SPEC,
444
    &sClassExtension,
445
    JS_NULL_OBJECT_OPS
446
  },
447
  { prototypes::id::EventTarget, prototypes::id::Node, prototypes::id::Element, prototypes::id::HTMLElement, prototypes::id::HTMLStyleElement, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
448
  IsBaseOf<nsISupports, mozilla::dom::HTMLStyleElement >::value,
449
  sNativePropertyHooks,
450
  FindAssociatedGlobalForNative<mozilla::dom::HTMLStyleElement>::Get,
451
  GetProtoObjectHandle,
452
  GetCCParticipant<mozilla::dom::HTMLStyleElement>::Get()
453
};
454
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
455
              "Must have the right minimal number of reserved slots.");
456
static_assert(1 >= 1,
457
              "Must have enough reserved slots.");
458
459
const JSClass*
460
GetJSClass()
461
0
{
462
0
  return sClass.ToJSClass();
463
0
}
464
465
bool
466
Wrap(JSContext* aCx, mozilla::dom::HTMLStyleElement* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
467
0
{
468
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::HTMLStyleElement>::value,
469
0
                "Shouldn't have wrappercached things that are not refcounted.");
470
0
  MOZ_ASSERT(static_cast<mozilla::dom::HTMLStyleElement*>(aObject) ==
471
0
             reinterpret_cast<mozilla::dom::HTMLStyleElement*>(aObject),
472
0
             "Multiple inheritance for mozilla::dom::HTMLStyleElement is broken.");
473
0
  MOZ_ASSERT(static_cast<nsGenericHTMLElement*>(aObject) ==
474
0
             reinterpret_cast<nsGenericHTMLElement*>(aObject),
475
0
             "Multiple inheritance for nsGenericHTMLElement is broken.");
476
0
  MOZ_ASSERT(static_cast<mozilla::dom::Element*>(aObject) ==
477
0
             reinterpret_cast<mozilla::dom::Element*>(aObject),
478
0
             "Multiple inheritance for mozilla::dom::Element is broken.");
479
0
  MOZ_ASSERT(static_cast<nsINode*>(aObject) ==
480
0
             reinterpret_cast<nsINode*>(aObject),
481
0
             "Multiple inheritance for nsINode is broken.");
482
0
  MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
483
0
             reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
484
0
             "Multiple inheritance for mozilla::dom::EventTarget is broken.");
485
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
486
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
487
0
  MOZ_ASSERT(!aCache->GetWrapper(),
488
0
             "You should probably not be using Wrap() directly; use "
489
0
             "GetOrCreateDOMReflector instead");
490
0
491
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
492
0
             "nsISupports must be on our primary inheritance chain");
493
0
494
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
495
0
  if (!global) {
496
0
    return false;
497
0
  }
498
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
499
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
500
0
501
0
  // That might have ended up wrapping us already, due to the wonders
502
0
  // of XBL.  Check for that, and bail out as needed.
503
0
  aReflector.set(aCache->GetWrapper());
504
0
  if (aReflector) {
505
#ifdef DEBUG
506
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
507
#endif // DEBUG
508
    return true;
509
0
  }
510
0
511
0
  JSAutoRealm ar(aCx, global);
512
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
513
0
  if (!canonicalProto) {
514
0
    return false;
515
0
  }
516
0
  JS::Rooted<JSObject*> proto(aCx);
517
0
  if (aGivenProto) {
518
0
    proto = aGivenProto;
519
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
520
0
    // coming in, we changed compartments to that of "parent" so may need
521
0
    // to wrap the proto here.
522
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
523
0
      if (!JS_WrapObject(aCx, &proto)) {
524
0
        return false;
525
0
      }
526
0
    }
527
0
  } else {
528
0
    proto = canonicalProto;
529
0
  }
530
0
531
0
  BindingJSObjectCreator<mozilla::dom::HTMLStyleElement> creator(aCx);
532
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
533
0
  if (!aReflector) {
534
0
    return false;
535
0
  }
536
0
537
0
  aCache->SetWrapper(aReflector);
538
0
  creator.InitializationSucceeded();
539
0
540
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
541
0
             aCache->GetWrapperPreserveColor() == aReflector);
542
0
  // If proto != canonicalProto, we have to preserve our wrapper;
543
0
  // otherwise we won't be able to properly recreate it later, since
544
0
  // we won't know what proto to use.  Note that we don't check
545
0
  // aGivenProto here, since it's entirely possible (and even
546
0
  // somewhat common) to have a non-null aGivenProto which is the
547
0
  // same as canonicalProto.
548
0
  if (proto != canonicalProto) {
549
0
    PreserveWrapper(aObject);
550
0
  }
551
0
552
0
  return true;
553
0
}
554
555
const NativePropertyHooks sNativePropertyHooks[] = { {
556
  nullptr,
557
  nullptr,
558
  nullptr,
559
  { sNativeProperties.Upcast(), nullptr },
560
  prototypes::id::HTMLStyleElement,
561
  constructors::id::HTMLStyleElement,
562
  HTMLElement_Binding::sNativePropertyHooks,
563
  &DefaultXrayExpandoObjectClass
564
} };
565
566
void
567
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
568
0
{
569
0
  JS::Handle<JSObject*> parentProto(HTMLElement_Binding::GetProtoObjectHandle(aCx));
570
0
  if (!parentProto) {
571
0
    return;
572
0
  }
573
0
574
0
  JS::Handle<JSObject*> constructorProto(HTMLElement_Binding::GetConstructorObjectHandle(aCx));
575
0
  if (!constructorProto) {
576
0
    return;
577
0
  }
578
0
579
0
  static bool sIdsInited = false;
580
0
  if (!sIdsInited && NS_IsMainThread()) {
581
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
582
0
      return;
583
0
    }
584
0
    sIdsInited = true;
585
0
  }
586
0
587
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::HTMLStyleElement);
588
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::HTMLStyleElement);
589
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
590
0
                              &sPrototypeClass.mBase, protoCache,
591
0
                              nullptr,
592
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
593
0
                              interfaceCache,
594
0
                              sNativeProperties.Upcast(),
595
0
                              nullptr,
596
0
                              "HTMLStyleElement", aDefineOnGlobal,
597
0
                              nullptr,
598
0
                              false);
599
0
}
600
601
JSObject*
602
GetConstructorObject(JSContext* aCx)
603
0
{
604
0
  return GetConstructorObjectHandle(aCx);
605
0
}
606
607
} // namespace HTMLStyleElement_Binding
608
609
610
611
} // namespace dom
612
} // namespace mozilla