LCOV - code coverage report
Current view: top level - obj-x86_64-pc-linux-gnu/dom/bindings - HTMLTableColElementBinding.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 263 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 23 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* THIS FILE IS AUTOGENERATED FROM HTMLTableColElement.webidl BY Codegen.py - DO NOT EDIT */
       2             : 
       3             : #include "HTMLElementBinding.h"
       4             : #include "HTMLTableColElementBinding.h"
       5             : #include "WrapperFactory.h"
       6             : #include "mozilla/OwningNonNull.h"
       7             : #include "mozilla/dom/BindingUtils.h"
       8             : #include "mozilla/dom/CustomElementRegistry.h"
       9             : #include "mozilla/dom/DOMJSClass.h"
      10             : #include "mozilla/dom/HTMLTableColElement.h"
      11             : #include "mozilla/dom/NonRefcountedDOMObject.h"
      12             : #include "mozilla/dom/PrimitiveConversions.h"
      13             : #include "mozilla/dom/XrayExpandoClass.h"
      14             : 
      15             : namespace mozilla {
      16             : namespace dom {
      17             : 
      18             : namespace HTMLTableColElementBinding {
      19             : 
      20             : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<HTMLElementBinding::NativeType>::value,
      21             :               "Can't inherit from an interface with a different ownership model.");
      22             : 
      23             : static bool
      24           0 : get_span(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
      25             : {
      26           0 :   uint32_t result(self->Span());
      27           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      28           0 :   args.rval().setNumber(result);
      29           0 :   return true;
      30             : }
      31             : 
      32             : static bool
      33           0 : set_span(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
      34             : {
      35             :   uint32_t arg0;
      36           0 :   if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
      37           0 :     return false;
      38             :   }
      39           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
      40           0 :   Maybe<AutoCEReaction> ceReaction;
      41           0 :   if (reactionsStack) {
      42           0 :     ceReaction.emplace(reactionsStack);
      43             :   }
      44           0 :   binding_detail::FastErrorResult rv;
      45           0 :   self->SetSpan(arg0, rv);
      46           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
      47           0 :     return false;
      48             :   }
      49           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      50             : 
      51           0 :   return true;
      52             : }
      53             : 
      54             : static const JSJitInfo span_getterinfo = {
      55             :   { (JSJitGetterOp)get_span },
      56             :   { prototypes::id::HTMLTableColElement },
      57             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
      58             :   JSJitInfo::Getter,
      59             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      60             :   JSVAL_TYPE_DOUBLE,  /* returnType.  Not relevant for setters. */
      61             :   true,  /* isInfallible. False in setters. */
      62             :   false,  /* isMovable.  Not relevant for setters. */
      63             :   false, /* isEliminatable.  Not relevant for setters. */
      64             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      65             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      66             :   false,  /* isTypedMethod.  Only relevant for methods. */
      67             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
      68             : };
      69             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
      70             : static_assert(0 < 1, "There is no slot for us");
      71             : static const JSJitInfo span_setterinfo = {
      72             :   { (JSJitGetterOp)set_span },
      73             :   { prototypes::id::HTMLTableColElement },
      74             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
      75             :   JSJitInfo::Setter,
      76             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
      77             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
      78             :   false,  /* isInfallible. False in setters. */
      79             :   false,  /* isMovable.  Not relevant for setters. */
      80             :   false, /* isEliminatable.  Not relevant for setters. */
      81             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
      82             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
      83             :   false,  /* isTypedMethod.  Only relevant for methods. */
      84             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
      85             : };
      86             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
      87             : static_assert(0 < 1, "There is no slot for us");
      88             : 
      89             : static bool
      90           0 : get_align(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
      91             : {
      92           0 :   DOMString result;
      93           0 :   self->GetAlign(result);
      94           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
      95           0 :   if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
      96           0 :     return false;
      97             :   }
      98           0 :   return true;
      99             : }
     100             : 
     101             : static bool
     102           0 : set_align(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
     103             : {
     104           0 :   binding_detail::FakeString arg0;
     105           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
     106           0 :     return false;
     107             :   }
     108           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
     109           0 :   Maybe<AutoCEReaction> ceReaction;
     110           0 :   if (reactionsStack) {
     111           0 :     ceReaction.emplace(reactionsStack);
     112             :   }
     113           0 :   binding_detail::FastErrorResult rv;
     114           0 :   self->SetAlign(NonNullHelper(Constify(arg0)), rv);
     115           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     116           0 :     return false;
     117             :   }
     118           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     119             : 
     120           0 :   return true;
     121             : }
     122             : 
     123             : static const JSJitInfo align_getterinfo = {
     124             :   { (JSJitGetterOp)get_align },
     125             :   { prototypes::id::HTMLTableColElement },
     126             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     127             :   JSJitInfo::Getter,
     128             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     129             :   JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
     130             :   false,  /* isInfallible. False in setters. */
     131             :   false,  /* isMovable.  Not relevant for setters. */
     132             :   false, /* isEliminatable.  Not relevant for setters. */
     133             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     134             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     135             :   false,  /* isTypedMethod.  Only relevant for methods. */
     136             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     137             : };
     138             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     139             : static_assert(0 < 1, "There is no slot for us");
     140             : static const JSJitInfo align_setterinfo = {
     141             :   { (JSJitGetterOp)set_align },
     142             :   { prototypes::id::HTMLTableColElement },
     143             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     144             :   JSJitInfo::Setter,
     145             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     146             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     147             :   false,  /* isInfallible. False in setters. */
     148             :   false,  /* isMovable.  Not relevant for setters. */
     149             :   false, /* isEliminatable.  Not relevant for setters. */
     150             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     151             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     152             :   false,  /* isTypedMethod.  Only relevant for methods. */
     153             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     154             : };
     155             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     156             : static_assert(0 < 1, "There is no slot for us");
     157             : 
     158             : static bool
     159           0 : get_ch(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
     160             : {
     161           0 :   DOMString result;
     162           0 :   self->GetCh(result);
     163           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     164           0 :   if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
     165           0 :     return false;
     166             :   }
     167           0 :   return true;
     168             : }
     169             : 
     170             : static bool
     171           0 : set_ch(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
     172             : {
     173           0 :   binding_detail::FakeString arg0;
     174           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
     175           0 :     return false;
     176             :   }
     177           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
     178           0 :   Maybe<AutoCEReaction> ceReaction;
     179           0 :   if (reactionsStack) {
     180           0 :     ceReaction.emplace(reactionsStack);
     181             :   }
     182           0 :   binding_detail::FastErrorResult rv;
     183           0 :   self->SetCh(NonNullHelper(Constify(arg0)), rv);
     184           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     185           0 :     return false;
     186             :   }
     187           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     188             : 
     189           0 :   return true;
     190             : }
     191             : 
     192             : static const JSJitInfo ch_getterinfo = {
     193             :   { (JSJitGetterOp)get_ch },
     194             :   { prototypes::id::HTMLTableColElement },
     195             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     196             :   JSJitInfo::Getter,
     197             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     198             :   JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
     199             :   false,  /* isInfallible. False in setters. */
     200             :   false,  /* isMovable.  Not relevant for setters. */
     201             :   false, /* isEliminatable.  Not relevant for setters. */
     202             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     203             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     204             :   false,  /* isTypedMethod.  Only relevant for methods. */
     205             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     206             : };
     207             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     208             : static_assert(0 < 1, "There is no slot for us");
     209             : static const JSJitInfo ch_setterinfo = {
     210             :   { (JSJitGetterOp)set_ch },
     211             :   { prototypes::id::HTMLTableColElement },
     212             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     213             :   JSJitInfo::Setter,
     214             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     215             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     216             :   false,  /* isInfallible. False in setters. */
     217             :   false,  /* isMovable.  Not relevant for setters. */
     218             :   false, /* isEliminatable.  Not relevant for setters. */
     219             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     220             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     221             :   false,  /* isTypedMethod.  Only relevant for methods. */
     222             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     223             : };
     224             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     225             : static_assert(0 < 1, "There is no slot for us");
     226             : 
     227             : static bool
     228           0 : get_chOff(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
     229             : {
     230           0 :   DOMString result;
     231           0 :   self->GetChOff(result);
     232           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     233           0 :   if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
     234           0 :     return false;
     235             :   }
     236           0 :   return true;
     237             : }
     238             : 
     239             : static bool
     240           0 : set_chOff(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
     241             : {
     242           0 :   binding_detail::FakeString arg0;
     243           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
     244           0 :     return false;
     245             :   }
     246           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
     247           0 :   Maybe<AutoCEReaction> ceReaction;
     248           0 :   if (reactionsStack) {
     249           0 :     ceReaction.emplace(reactionsStack);
     250             :   }
     251           0 :   binding_detail::FastErrorResult rv;
     252           0 :   self->SetChOff(NonNullHelper(Constify(arg0)), rv);
     253           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     254           0 :     return false;
     255             :   }
     256           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     257             : 
     258           0 :   return true;
     259             : }
     260             : 
     261             : static const JSJitInfo chOff_getterinfo = {
     262             :   { (JSJitGetterOp)get_chOff },
     263             :   { prototypes::id::HTMLTableColElement },
     264             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     265             :   JSJitInfo::Getter,
     266             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     267             :   JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
     268             :   false,  /* isInfallible. False in setters. */
     269             :   false,  /* isMovable.  Not relevant for setters. */
     270             :   false, /* isEliminatable.  Not relevant for setters. */
     271             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     272             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     273             :   false,  /* isTypedMethod.  Only relevant for methods. */
     274             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     275             : };
     276             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     277             : static_assert(0 < 1, "There is no slot for us");
     278             : static const JSJitInfo chOff_setterinfo = {
     279             :   { (JSJitGetterOp)set_chOff },
     280             :   { prototypes::id::HTMLTableColElement },
     281             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     282             :   JSJitInfo::Setter,
     283             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     284             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     285             :   false,  /* isInfallible. False in setters. */
     286             :   false,  /* isMovable.  Not relevant for setters. */
     287             :   false, /* isEliminatable.  Not relevant for setters. */
     288             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     289             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     290             :   false,  /* isTypedMethod.  Only relevant for methods. */
     291             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     292             : };
     293             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     294             : static_assert(0 < 1, "There is no slot for us");
     295             : 
     296             : static bool
     297           0 : get_vAlign(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
     298             : {
     299           0 :   DOMString result;
     300           0 :   self->GetVAlign(result);
     301           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     302           0 :   if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
     303           0 :     return false;
     304             :   }
     305           0 :   return true;
     306             : }
     307             : 
     308             : static bool
     309           0 : set_vAlign(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
     310             : {
     311           0 :   binding_detail::FakeString arg0;
     312           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
     313           0 :     return false;
     314             :   }
     315           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
     316           0 :   Maybe<AutoCEReaction> ceReaction;
     317           0 :   if (reactionsStack) {
     318           0 :     ceReaction.emplace(reactionsStack);
     319             :   }
     320           0 :   binding_detail::FastErrorResult rv;
     321           0 :   self->SetVAlign(NonNullHelper(Constify(arg0)), rv);
     322           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     323           0 :     return false;
     324             :   }
     325           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     326             : 
     327           0 :   return true;
     328             : }
     329             : 
     330             : static const JSJitInfo vAlign_getterinfo = {
     331             :   { (JSJitGetterOp)get_vAlign },
     332             :   { prototypes::id::HTMLTableColElement },
     333             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     334             :   JSJitInfo::Getter,
     335             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     336             :   JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
     337             :   false,  /* isInfallible. False in setters. */
     338             :   false,  /* isMovable.  Not relevant for setters. */
     339             :   false, /* isEliminatable.  Not relevant for setters. */
     340             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     341             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     342             :   false,  /* isTypedMethod.  Only relevant for methods. */
     343             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     344             : };
     345             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     346             : static_assert(0 < 1, "There is no slot for us");
     347             : static const JSJitInfo vAlign_setterinfo = {
     348             :   { (JSJitGetterOp)set_vAlign },
     349             :   { prototypes::id::HTMLTableColElement },
     350             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     351             :   JSJitInfo::Setter,
     352             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     353             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     354             :   false,  /* isInfallible. False in setters. */
     355             :   false,  /* isMovable.  Not relevant for setters. */
     356             :   false, /* isEliminatable.  Not relevant for setters. */
     357             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     358             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     359             :   false,  /* isTypedMethod.  Only relevant for methods. */
     360             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     361             : };
     362             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     363             : static_assert(0 < 1, "There is no slot for us");
     364             : 
     365             : static bool
     366           0 : get_width(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitGetterCallArgs args)
     367             : {
     368           0 :   DOMString result;
     369           0 :   self->GetWidth(result);
     370           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     371           0 :   if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
     372           0 :     return false;
     373             :   }
     374           0 :   return true;
     375             : }
     376             : 
     377             : static bool
     378           0 : set_width(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::HTMLTableColElement* self, JSJitSetterCallArgs args)
     379             : {
     380           0 :   binding_detail::FakeString arg0;
     381           0 :   if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
     382           0 :     return false;
     383             :   }
     384           0 :   CustomElementReactionsStack* reactionsStack = GetCustomElementReactionsStack(obj);
     385           0 :   Maybe<AutoCEReaction> ceReaction;
     386           0 :   if (reactionsStack) {
     387           0 :     ceReaction.emplace(reactionsStack);
     388             :   }
     389           0 :   binding_detail::FastErrorResult rv;
     390           0 :   self->SetWidth(NonNullHelper(Constify(arg0)), rv);
     391           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     392           0 :     return false;
     393             :   }
     394           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     395             : 
     396           0 :   return true;
     397             : }
     398             : 
     399             : static const JSJitInfo width_getterinfo = {
     400             :   { (JSJitGetterOp)get_width },
     401             :   { prototypes::id::HTMLTableColElement },
     402             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     403             :   JSJitInfo::Getter,
     404             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     405             :   JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
     406             :   false,  /* isInfallible. False in setters. */
     407             :   false,  /* isMovable.  Not relevant for setters. */
     408             :   false, /* isEliminatable.  Not relevant for setters. */
     409             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     410             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     411             :   false,  /* isTypedMethod.  Only relevant for methods. */
     412             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     413             : };
     414             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     415             : static_assert(0 < 1, "There is no slot for us");
     416             : static const JSJitInfo width_setterinfo = {
     417             :   { (JSJitGetterOp)set_width },
     418             :   { prototypes::id::HTMLTableColElement },
     419             :   { PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth },
     420             :   JSJitInfo::Setter,
     421             :   JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
     422             :   JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
     423             :   false,  /* isInfallible. False in setters. */
     424             :   false,  /* isMovable.  Not relevant for setters. */
     425             :   false, /* isEliminatable.  Not relevant for setters. */
     426             :   false, /* isAlwaysInSlot.  Only relevant for getters. */
     427             :   false, /* isLazilyCachedInSlot.  Only relevant for getters. */
     428             :   false,  /* isTypedMethod.  Only relevant for methods. */
     429             :   0   /* Reserved slot index, if we're stored in a slot, else 0. */
     430             : };
     431             : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
     432             : static_assert(0 < 1, "There is no slot for us");
     433             : 
     434             : static bool
     435           0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
     436             : {
     437           0 :   mozilla::dom::HTMLTableColElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLTableColElement>(obj);
     438             :   // We don't want to preserve if we don't have a wrapper, and we
     439             :   // obviously can't preserve if we're not initialized.
     440           0 :   if (self && self->GetWrapperPreserveColor()) {
     441           0 :     PreserveWrapper(self);
     442             :   }
     443           0 :   return true;
     444             : }
     445             : 
     446             : static void
     447           0 : _finalize(js::FreeOp* fop, JSObject* obj)
     448             : {
     449           0 :   mozilla::dom::HTMLTableColElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLTableColElement>(obj);
     450           0 :   if (self) {
     451           0 :     ClearWrapper(self, self, obj);
     452           0 :     AddForDeferredFinalization<mozilla::dom::HTMLTableColElement>(self);
     453             :   }
     454           0 : }
     455             : 
     456             : static void
     457           0 : _objectMoved(JSObject* obj, const JSObject* old)
     458             : {
     459           0 :   mozilla::dom::HTMLTableColElement* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::HTMLTableColElement>(obj);
     460           0 :   if (self) {
     461           0 :     UpdateWrapper(self, self, obj, old);
     462             :   }
     463           0 : }
     464             : 
     465             : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
     466             : #if defined(__clang__)
     467             : #pragma clang diagnostic push
     468             : #pragma clang diagnostic ignored "-Wmissing-braces"
     469             : #endif
     470             : static const JSPropertySpec sAttributes_specs[] = {
     471             :   { "span", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &span_getterinfo, GenericBindingSetter, &span_setterinfo },
     472             :   { "align", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &align_getterinfo, GenericBindingSetter, &align_setterinfo },
     473             :   { "ch", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &ch_getterinfo, GenericBindingSetter, &ch_setterinfo },
     474             :   { "chOff", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &chOff_getterinfo, GenericBindingSetter, &chOff_setterinfo },
     475             :   { "vAlign", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &vAlign_getterinfo, GenericBindingSetter, &vAlign_setterinfo },
     476             :   { "width", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &width_getterinfo, GenericBindingSetter, &width_setterinfo },
     477             :   { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
     478             : };
     479             : #if defined(__clang__)
     480             : #pragma clang diagnostic pop
     481             : #endif
     482             : 
     483             : 
     484             : // Can't be const because the pref-enabled boolean needs to be writable
     485             : static Prefable<const JSPropertySpec> sAttributes[] = {
     486             :   { nullptr, &sAttributes_specs[0] },
     487             :   { nullptr, nullptr }
     488             : };
     489             : 
     490             : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
     491             :     "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
     492             : static_assert(6 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
     493             :     "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
     494             : 
     495             : 
     496             : static uint16_t sNativeProperties_sortedPropertyIndices[6];
     497             : static PropertyInfo sNativeProperties_propertyInfos[6];
     498             : 
     499             : static const NativePropertiesN<1> sNativeProperties = {
     500             :   false, 0,
     501             :   false, 0,
     502             :   false, 0,
     503             :   true,  0 /* sAttributes */,
     504             :   false, 0,
     505             :   false, 0,
     506             :   false, 0,
     507             :   -1,
     508             :   6,
     509             :   sNativeProperties_sortedPropertyIndices,
     510             :   {
     511             :     { sAttributes, &sNativeProperties_propertyInfos[0] }
     512             :   }
     513             : };
     514             : static_assert(6 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
     515             :     "We have a property info count that is oversized");
     516             : 
     517             : static bool
     518           0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
     519             : {
     520           0 :   JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
     521           0 :   JS::Rooted<JSObject*> obj(cx, &args.callee());
     522           0 :   if (!args.isConstructing()) {
     523             :     // XXXbz wish I could get the name from the callee instead of
     524             :     // Adding more relocations
     525           0 :     return ThrowConstructorWithoutNew(cx, "HTMLTableColElement");
     526             :   }
     527             : 
     528           0 :   GlobalObject global(cx, obj);
     529           0 :   if (global.Failed()) {
     530           0 :     return false;
     531             :   }
     532             : 
     533             :   // The newTarget might be a cross-compartment wrapper. Get the underlying object
     534             :   // so we can do the spec's object-identity checks.
     535           0 :   JS::Rooted<JSObject*> newTarget(cx, js::CheckedUnwrap(&args.newTarget().toObject()));
     536           0 :   if (!newTarget) {
     537           0 :     return ThrowErrorMessage(cx, MSG_ILLEGAL_CONSTRUCTOR);
     538             :   }
     539             : 
     540             :   // Step 2 of https://html.spec.whatwg.org/multipage/dom.html#htmlconstructor.
     541             :   // Enter the compartment of our underlying newTarget object, so we end
     542             :   // up comparing to the constructor object for our interface from that global.
     543             :   {
     544           0 :     JSAutoCompartment ac(cx, newTarget);
     545           0 :     JS::Handle<JSObject*> constructor(GetConstructorObjectHandle(cx));
     546           0 :     if (!constructor) {
     547           0 :       return false;
     548             :     }
     549           0 :     if (newTarget == constructor) {
     550           0 :       return ThrowErrorMessage(cx, MSG_ILLEGAL_CONSTRUCTOR);
     551             :     }
     552             :   }
     553             : 
     554           0 :   JS::Rooted<JSObject*> desiredProto(cx);
     555           0 :   if (!GetDesiredProto(cx, args, &desiredProto)) {
     556           0 :     return false;
     557             :   }
     558           0 :   if (!desiredProto) {
     559             :     // Step 7 of https://html.spec.whatwg.org/multipage/dom.html#htmlconstructor.
     560             :     // This fallback behavior is designed to match analogous behavior for the
     561             :     // JavaScript built-ins. So we enter the compartment of our underlying
     562             :     // newTarget object and fall back to the prototype object from that global.
     563             :     // XXX The spec says to use GetFunctionRealm(), which is not actually
     564             :     // the same thing as what we have here (e.g. in the case of scripted callable proxies
     565             :     // whose target is not same-compartment with the proxy, or bound functions, etc).
     566             :     // https://bugzilla.mozilla.org/show_bug.cgi?id=1317658
     567             :     {
     568           0 :       JSAutoCompartment ac(cx, newTarget);
     569           0 :       desiredProto = GetProtoObjectHandle(cx);
     570           0 :       if (!desiredProto) {
     571           0 :           return false;
     572             :       }
     573             :     }
     574             : 
     575             :     // desiredProto is in the compartment of the underlying newTarget object.
     576             :     // Wrap it into the context compartment.
     577           0 :     if (!JS_WrapObject(cx, &desiredProto)) {
     578           0 :       return false;
     579             :     }
     580             :   }
     581             : 
     582           0 :   bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
     583           0 :   Maybe<JSAutoCompartment> ac;
     584           0 :   if (objIsXray) {
     585           0 :     obj = js::CheckedUnwrap(obj);
     586           0 :     if (!obj) {
     587           0 :       return false;
     588             :     }
     589           0 :     ac.emplace(cx, obj);
     590           0 :     if (!JS_WrapObject(cx, &desiredProto)) {
     591           0 :       return false;
     592             :     }
     593             :   }
     594           0 :   binding_detail::FastErrorResult rv;
     595           0 :   auto result(StrongOrRawPtr<mozilla::dom::HTMLTableColElement>(CreateHTMLElement(global, args, rv)));
     596           0 :   if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
     597           0 :     return false;
     598             :   }
     599           0 :   MOZ_ASSERT(!JS_IsExceptionPending(cx));
     600             :   static_assert(!IsPointer<decltype(result)>::value,
     601             :                 "NewObject implies that we need to keep the object alive with a strong reference.");
     602           0 :   if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
     603           0 :     MOZ_ASSERT(true || JS_IsExceptionPending(cx));
     604           0 :     return false;
     605             :   }
     606           0 :   return true;
     607             : }
     608             : 
     609             : static const js::ClassOps sInterfaceObjectClassOps = {
     610             :     nullptr,               /* addProperty */
     611             :     nullptr,               /* delProperty */
     612             :     nullptr,               /* getProperty */
     613             :     nullptr,               /* setProperty */
     614             :     nullptr,               /* enumerate */
     615             :     nullptr,               /* newEnumerate */
     616             :     nullptr,               /* resolve */
     617             :     nullptr,               /* mayResolve */
     618             :     nullptr,               /* finalize */
     619             :     _constructor, /* call */
     620             :     nullptr,               /* hasInstance */
     621             :     _constructor, /* construct */
     622             :     nullptr,               /* trace */
     623             : };
     624             : 
     625             : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
     626             :   {
     627             :     "Function",
     628             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
     629             :     &sInterfaceObjectClassOps,
     630             :     JS_NULL_CLASS_SPEC,
     631             :     JS_NULL_CLASS_EXT,
     632             :     &sInterfaceObjectClassObjectOps
     633             :   },
     634             :   eInterface,
     635             :   true,
     636             :   prototypes::id::HTMLTableColElement,
     637             :   PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth,
     638             :   sNativePropertyHooks,
     639             :   "function HTMLTableColElement() {\n    [native code]\n}",
     640             :   HTMLElementBinding::GetConstructorObject
     641             : };
     642             : 
     643             : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
     644             :   {
     645             :     "HTMLTableColElementPrototype",
     646             :     JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
     647             :     JS_NULL_CLASS_OPS,
     648             :     JS_NULL_CLASS_SPEC,
     649             :     JS_NULL_CLASS_EXT,
     650             :     JS_NULL_OBJECT_OPS
     651             :   },
     652             :   eInterfacePrototype,
     653             :   false,
     654             :   prototypes::id::HTMLTableColElement,
     655             :   PrototypeTraits<prototypes::id::HTMLTableColElement>::Depth,
     656             :   sNativePropertyHooks,
     657             :   "[object HTMLTableColElementPrototype]",
     658             :   HTMLElementBinding::GetProtoObject
     659             : };
     660             : 
     661             : JSObject*
     662           0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
     663             : {
     664           0 :   return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
     665             : }
     666             : 
     667             : static const js::ClassOps sClassOps = {
     668             :   _addProperty, /* addProperty */
     669             :   nullptr,               /* delProperty */
     670             :   nullptr,               /* getProperty */
     671             :   nullptr,               /* setProperty */
     672             :   nullptr,               /* enumerate */
     673             :   nullptr, /* newEnumerate */
     674             :   nullptr, /* resolve */
     675             :   nullptr, /* mayResolve */
     676             :   _finalize, /* finalize */
     677             :   nullptr, /* call */
     678             :   nullptr,               /* hasInstance */
     679             :   nullptr,               /* construct */
     680             :   nullptr, /* trace */
     681             : };
     682             : 
     683             : static const js::ClassExtension sClassExtension = {
     684             :   nullptr, /* weakmapKeyDelegateOp */
     685             :   _objectMoved /* objectMovedOp */
     686             : };
     687             : 
     688             : static const DOMJSClass sClass = {
     689             :   { "HTMLTableColElement",
     690             :     JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
     691             :     &sClassOps,
     692             :     JS_NULL_CLASS_SPEC,
     693             :     &sClassExtension,
     694             :     JS_NULL_OBJECT_OPS
     695             :   },
     696             :   { prototypes::id::EventTarget, prototypes::id::Node, prototypes::id::Element, prototypes::id::HTMLElement, prototypes::id::HTMLTableColElement, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
     697             :   IsBaseOf<nsISupports, mozilla::dom::HTMLTableColElement >::value,
     698             :   sNativePropertyHooks,
     699             :   FindAssociatedGlobalForNative<mozilla::dom::HTMLTableColElement>::Get,
     700             :   GetProtoObjectHandle,
     701             :   GetCCParticipant<mozilla::dom::HTMLTableColElement>::Get()
     702             : };
     703             : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
     704             :               "Must have the right minimal number of reserved slots.");
     705             : static_assert(1 >= 1,
     706             :               "Must have enough reserved slots.");
     707             : 
     708             : const JSClass*
     709           0 : GetJSClass()
     710             : {
     711           0 :   return sClass.ToJSClass();
     712             : }
     713             : 
     714             : bool
     715           0 : Wrap(JSContext* aCx, mozilla::dom::HTMLTableColElement* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
     716             : {
     717             :   MOZ_ASSERT(static_cast<mozilla::dom::HTMLTableColElement*>(aObject) ==
     718             :              reinterpret_cast<mozilla::dom::HTMLTableColElement*>(aObject),
     719             :              "Multiple inheritance for mozilla::dom::HTMLTableColElement is broken.");
     720             :   MOZ_ASSERT(static_cast<nsGenericHTMLElement*>(aObject) ==
     721             :              reinterpret_cast<nsGenericHTMLElement*>(aObject),
     722             :              "Multiple inheritance for nsGenericHTMLElement is broken.");
     723             :   MOZ_ASSERT(static_cast<mozilla::dom::Element*>(aObject) ==
     724             :              reinterpret_cast<mozilla::dom::Element*>(aObject),
     725             :              "Multiple inheritance for mozilla::dom::Element is broken.");
     726             :   MOZ_ASSERT(static_cast<nsINode*>(aObject) ==
     727             :              reinterpret_cast<nsINode*>(aObject),
     728             :              "Multiple inheritance for nsINode is broken.");
     729             :   MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
     730             :              reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
     731             :              "Multiple inheritance for mozilla::dom::EventTarget is broken.");
     732           0 :   MOZ_ASSERT(ToSupportsIsCorrect(aObject));
     733           0 :   MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
     734           0 :   MOZ_ASSERT(!aCache->GetWrapper(),
     735             :              "You should probably not be using Wrap() directly; use "
     736             :              "GetOrCreateDOMReflector instead");
     737             : 
     738           0 :   MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
     739             :              "nsISupports must be on our primary inheritance chain");
     740             : 
     741           0 :   JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
     742           0 :   if (!global) {
     743           0 :     return false;
     744             :   }
     745           0 :   MOZ_ASSERT(JS_IsGlobalObject(global));
     746           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(global));
     747             : 
     748             :   // That might have ended up wrapping us already, due to the wonders
     749             :   // of XBL.  Check for that, and bail out as needed.
     750           0 :   aReflector.set(aCache->GetWrapper());
     751           0 :   if (aReflector) {
     752             : #ifdef DEBUG
     753           0 :     binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
     754             : #endif // DEBUG
     755           0 :     return true;
     756             :   }
     757             : 
     758           0 :   JSAutoCompartment ac(aCx, global);
     759           0 :   JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
     760           0 :   if (!canonicalProto) {
     761           0 :     return false;
     762             :   }
     763           0 :   JS::Rooted<JSObject*> proto(aCx);
     764           0 :   if (aGivenProto) {
     765           0 :     proto = aGivenProto;
     766             :     // Unfortunately, while aGivenProto was in the compartment of aCx
     767             :     // coming in, we changed compartments to that of "parent" so may need
     768             :     // to wrap the proto here.
     769           0 :     if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
     770           0 :       if (!JS_WrapObject(aCx, &proto)) {
     771           0 :         return false;
     772             :       }
     773             :     }
     774             :   } else {
     775           0 :     proto = canonicalProto;
     776             :   }
     777             : 
     778           0 :   BindingJSObjectCreator<mozilla::dom::HTMLTableColElement> creator(aCx);
     779           0 :   creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
     780           0 :   if (!aReflector) {
     781           0 :     return false;
     782             :   }
     783             : 
     784           0 :   aCache->SetWrapper(aReflector);
     785           0 :   creator.InitializationSucceeded();
     786             : 
     787           0 :   MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
     788             :              aCache->GetWrapperPreserveColor() == aReflector);
     789             :   // If proto != canonicalProto, we have to preserve our wrapper;
     790             :   // otherwise we won't be able to properly recreate it later, since
     791             :   // we won't know what proto to use.  Note that we don't check
     792             :   // aGivenProto here, since it's entirely possible (and even
     793             :   // somewhat common) to have a non-null aGivenProto which is the
     794             :   // same as canonicalProto.
     795           0 :   if (proto != canonicalProto) {
     796           0 :     PreserveWrapper(aObject);
     797             :   }
     798             : 
     799           0 :   return true;
     800             : }
     801             : 
     802             : const NativePropertyHooks sNativePropertyHooks[] = { {
     803             :   nullptr,
     804             :   nullptr,
     805             :   nullptr,
     806             :   { sNativeProperties.Upcast(), nullptr },
     807             :   prototypes::id::HTMLTableColElement,
     808             :   constructors::id::HTMLTableColElement,
     809             :   HTMLElementBinding::sNativePropertyHooks,
     810             :   &DefaultXrayExpandoObjectClass
     811             : } };
     812             : 
     813             : void
     814           0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
     815             : {
     816           0 :   JS::Handle<JSObject*> parentProto(HTMLElementBinding::GetProtoObjectHandle(aCx));
     817           0 :   if (!parentProto) {
     818           0 :     return;
     819             :   }
     820             : 
     821           0 :   JS::Handle<JSObject*> constructorProto(HTMLElementBinding::GetConstructorObjectHandle(aCx));
     822           0 :   if (!constructorProto) {
     823           0 :     return;
     824             :   }
     825             : 
     826             :   static bool sIdsInited = false;
     827           0 :   if (!sIdsInited && NS_IsMainThread()) {
     828           0 :     if (!InitIds(aCx, sNativeProperties.Upcast())) {
     829           0 :       return;
     830             :     }
     831           0 :     sIdsInited = true;
     832             :   }
     833             : 
     834           0 :   JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::HTMLTableColElement);
     835           0 :   JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::HTMLTableColElement);
     836           0 :   dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
     837             :                               &sPrototypeClass.mBase, protoCache,
     838             :                               constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
     839             :                               interfaceCache,
     840             :                               sNativeProperties.Upcast(),
     841             :                               nullptr,
     842             :                               "HTMLTableColElement", aDefineOnGlobal,
     843             :                               nullptr,
     844           0 :                               false);
     845             : }
     846             : 
     847             : JS::Handle<JSObject*>
     848           0 : GetProtoObjectHandle(JSContext* aCx)
     849             : {
     850             :   /* Get the interface prototype object for this class.  This will create the
     851             :      object as needed. */
     852           0 :   bool aDefineOnGlobal = true;
     853             : 
     854             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     855           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     856           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     857           0 :     return nullptr;
     858             :   }
     859             : 
     860             :   /* Check to see whether the interface objects are already installed */
     861           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     862           0 :   if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::HTMLTableColElement)) {
     863           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     864           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     865             :   }
     866             : 
     867             :   /*
     868             :    * The object might _still_ be null, but that's OK.
     869             :    *
     870             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     871             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     872             :    * changed after they have been set.
     873             :    *
     874             :    * Calling address() avoids the read read barrier that does gray
     875             :    * unmarking, but it's not possible for the object to be gray here.
     876             :    */
     877             : 
     878           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::HTMLTableColElement);
     879           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     880           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     881             : }
     882             : 
     883             : JS::Handle<JSObject*>
     884           0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
     885             : {
     886             :   /* Get the interface object for this class.  This will create the object as
     887             :      needed. */
     888             : 
     889             :   /* Make sure our global is sane.  Hopefully we can remove this sometime */
     890           0 :   JSObject* global = JS::CurrentGlobalOrNull(aCx);
     891           0 :   if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
     892           0 :     return nullptr;
     893             :   }
     894             : 
     895             :   /* Check to see whether the interface objects are already installed */
     896           0 :   ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
     897           0 :   if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::HTMLTableColElement)) {
     898           0 :     JS::Rooted<JSObject*> rootedGlobal(aCx, global);
     899           0 :     CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
     900             :   }
     901             : 
     902             :   /*
     903             :    * The object might _still_ be null, but that's OK.
     904             :    *
     905             :    * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
     906             :    * traced by TraceProtoAndIfaceCache() and its contents are never
     907             :    * changed after they have been set.
     908             :    *
     909             :    * Calling address() avoids the read read barrier that does gray
     910             :    * unmarking, but it's not possible for the object to be gray here.
     911             :    */
     912             : 
     913           0 :   const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::HTMLTableColElement);
     914           0 :   MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
     915           0 :   return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
     916             : }
     917             : 
     918             : JSObject*
     919           0 : GetConstructorObject(JSContext* aCx)
     920             : {
     921           0 :   return GetConstructorObjectHandle(aCx);
     922             : }
     923             : 
     924             : } // namespace HTMLTableColElementBinding
     925             : 
     926             : 
     927             : 
     928             : } // namespace dom
     929             : } // namespace mozilla

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