Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/SVGNumberBinding.cpp
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Source (jump to first uncovered line)
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/* THIS FILE IS AUTOGENERATED FROM SVGNumber.webidl BY Codegen.py - DO NOT EDIT */
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#include "DOMSVGNumber.h"
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#include "SVGNumberBinding.h"
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#include "WrapperFactory.h"
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#include "mozilla/FloatingPoint.h"
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#include "mozilla/OwningNonNull.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/DOMJSClass.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/PrimitiveConversions.h"
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#include "mozilla/dom/XrayExpandoClass.h"
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namespace mozilla {
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namespace dom {
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namespace binding_detail {}; // Just to make sure it's known as a namespace
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using namespace mozilla::dom::binding_detail;
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namespace SVGNumber_Binding {
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MOZ_CAN_RUN_SCRIPT static bool
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get_value(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMSVGNumber* self, JSJitGetterCallArgs args)
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0
{
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0
  AUTO_PROFILER_LABEL_FAST("get SVGNumber.value", DOM, cx);
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0
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0
  float result(self->Value());
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0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
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0
  args.rval().set(JS_NumberValue(double(result)));
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0
  return true;
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0
}
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MOZ_CAN_RUN_SCRIPT static bool
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set_value(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMSVGNumber* self, JSJitSetterCallArgs args)
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0
{
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0
  AUTO_PROFILER_LABEL_FAST("set SVGNumber.value", DOM, cx);
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0
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0
  float arg0;
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0
  if (!ValueToPrimitive<float, eDefault>(cx, args[0], &arg0)) {
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    return false;
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0
  } else if (!mozilla::IsFinite(arg0)) {
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    ThrowErrorMessage(cx, MSG_NOT_FINITE, "Value being assigned to SVGNumber.value");
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0
    return false;
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0
  }
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0
  FastErrorResult rv;
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0
  self->SetValue(arg0, rv);
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0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
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0
    return false;
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0
  }
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0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
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0
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0
  return true;
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0
}
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static const JSJitInfo value_getterinfo = {
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  { (JSJitGetterOp)get_value },
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  { prototypes::id::SVGNumber },
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  { PrototypeTraits<prototypes::id::SVGNumber>::Depth },
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  JSJitInfo::Getter,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_DOUBLE,  /* returnType.  Not relevant for setters. */
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  true,  /* isInfallible. False in setters. */
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  false,  /* isMovable.  Not relevant for setters. */
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  false, /* isEliminatable.  Not relevant for setters. */
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  false, /* isAlwaysInSlot.  Only relevant for getters. */
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  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
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  false,  /* isTypedMethod.  Only relevant for methods. */
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  0   /* Reserved slot index, if we're stored in a slot, else 0. */
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};
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static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
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static_assert(0 < 1, "There is no slot for us");
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static const JSJitInfo value_setterinfo = {
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  { (JSJitGetterOp)set_value },
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  { prototypes::id::SVGNumber },
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  { PrototypeTraits<prototypes::id::SVGNumber>::Depth },
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  JSJitInfo::Setter,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
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  false,  /* isInfallible. False in setters. */
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  false,  /* isMovable.  Not relevant for setters. */
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  false, /* isEliminatable.  Not relevant for setters. */
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  false, /* isAlwaysInSlot.  Only relevant for getters. */
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  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
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  false,  /* isTypedMethod.  Only relevant for methods. */
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  0   /* Reserved slot index, if we're stored in a slot, else 0. */
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};
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static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
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static_assert(0 < 1, "There is no slot for us");
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static bool
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_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
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{
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  mozilla::DOMSVGNumber* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMSVGNumber>(obj);
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  // We don't want to preserve if we don't have a wrapper, and we
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  // obviously can't preserve if we're not initialized.
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  if (self && self->GetWrapperPreserveColor()) {
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    PreserveWrapper(self);
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  }
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  return true;
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}
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static void
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_finalize(js::FreeOp* fop, JSObject* obj)
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{
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  mozilla::DOMSVGNumber* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMSVGNumber>(obj);
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  if (self) {
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    ClearWrapper(self, self, obj);
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    AddForDeferredFinalization<mozilla::DOMSVGNumber>(self);
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  }
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0
}
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static size_t
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_objectMoved(JSObject* obj, JSObject* old)
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0
{
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  mozilla::DOMSVGNumber* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMSVGNumber>(obj);
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  if (self) {
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    UpdateWrapper(self, self, obj, old);
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  }
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  return 0;
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}
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// We deliberately use brace-elision to make Visual Studio produce better initalization code.
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wmissing-braces"
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#endif
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static const JSPropertySpec sAttributes_specs[] = {
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  { "value", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &value_getterinfo, GenericSetter<NormalThisPolicy>, &value_setterinfo },
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  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
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};
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#if defined(__clang__)
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#pragma clang diagnostic pop
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#endif
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static const Prefable<const JSPropertySpec> sAttributes[] = {
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  { nullptr, &sAttributes_specs[0] },
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  { nullptr, nullptr }
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};
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static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
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    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
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static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
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    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
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static uint16_t sNativeProperties_sortedPropertyIndices[1];
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static PropertyInfo sNativeProperties_propertyInfos[1];
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static const NativePropertiesN<1> sNativeProperties = {
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  false, 0,
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  false, 0,
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  false, 0,
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  true,  0 /* sAttributes */,
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  false, 0,
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  false, 0,
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  false, 0,
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  -1,
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  1,
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  sNativeProperties_sortedPropertyIndices,
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  {
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    { sAttributes, &sNativeProperties_propertyInfos[0] }
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  }
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};
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static_assert(1 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
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    "We have a property info count that is oversized");
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static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
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  {
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    "Function",
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    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
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    &sBoringInterfaceObjectClassClassOps,
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    JS_NULL_CLASS_SPEC,
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    JS_NULL_CLASS_EXT,
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    &sInterfaceObjectClassObjectOps
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  },
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  eInterface,
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  true,
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  prototypes::id::SVGNumber,
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  PrototypeTraits<prototypes::id::SVGNumber>::Depth,
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  sNativePropertyHooks,
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  "function SVGNumber() {\n    [native code]\n}",
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  JS::GetRealmFunctionPrototype
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};
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static const DOMIfaceAndProtoJSClass sPrototypeClass = {
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  {
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    "SVGNumberPrototype",
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    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
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    JS_NULL_CLASS_OPS,
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    JS_NULL_CLASS_SPEC,
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    JS_NULL_CLASS_EXT,
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    JS_NULL_OBJECT_OPS
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  },
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  eInterfacePrototype,
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  false,
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  prototypes::id::SVGNumber,
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  PrototypeTraits<prototypes::id::SVGNumber>::Depth,
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  sNativePropertyHooks,
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  "[object SVGNumberPrototype]",
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  JS::GetRealmObjectPrototype
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};
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static const js::ClassOps sClassOps = {
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  _addProperty, /* addProperty */
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  nullptr,               /* delProperty */
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  nullptr,               /* enumerate */
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  nullptr, /* newEnumerate */
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  nullptr, /* resolve */
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  nullptr, /* mayResolve */
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  _finalize, /* finalize */
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  nullptr, /* call */
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  nullptr,               /* hasInstance */
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  nullptr,               /* construct */
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  nullptr, /* trace */
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};
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static const js::ClassExtension sClassExtension = {
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  nullptr, /* weakmapKeyDelegateOp */
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  _objectMoved /* objectMovedOp */
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};
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static const DOMJSClass sClass = {
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  { "SVGNumber",
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    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
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    &sClassOps,
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    JS_NULL_CLASS_SPEC,
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    &sClassExtension,
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    JS_NULL_OBJECT_OPS
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  },
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  { prototypes::id::SVGNumber, 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 },
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  IsBaseOf<nsISupports, mozilla::DOMSVGNumber >::value,
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  sNativePropertyHooks,
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  FindAssociatedGlobalForNative<mozilla::DOMSVGNumber>::Get,
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  GetProtoObjectHandle,
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  GetCCParticipant<mozilla::DOMSVGNumber>::Get()
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};
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static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
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              "Must have the right minimal number of reserved slots.");
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static_assert(1 >= 1,
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              "Must have enough reserved slots.");
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const JSClass*
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GetJSClass()
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{
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  return sClass.ToJSClass();
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0
}
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bool
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Wrap(JSContext* aCx, mozilla::DOMSVGNumber* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
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0
{
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  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::DOMSVGNumber>::value,
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0
                "Shouldn't have wrappercached things that are not refcounted.");
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  MOZ_ASSERT(static_cast<mozilla::DOMSVGNumber*>(aObject) ==
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             reinterpret_cast<mozilla::DOMSVGNumber*>(aObject),
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             "Multiple inheritance for mozilla::DOMSVGNumber is broken.");
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  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
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  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
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  MOZ_ASSERT(!aCache->GetWrapper(),
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             "You should probably not be using Wrap() directly; use "
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             "GetOrCreateDOMReflector instead");
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0
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  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
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             "nsISupports must be on our primary inheritance chain");
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0
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  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
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0
  if (!global) {
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0
    return false;
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0
  }
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  MOZ_ASSERT(JS_IsGlobalObject(global));
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  MOZ_ASSERT(JS::ObjectIsNotGray(global));
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0
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  // That might have ended up wrapping us already, due to the wonders
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  // of XBL.  Check for that, and bail out as needed.
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  aReflector.set(aCache->GetWrapper());
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  if (aReflector) {
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#ifdef DEBUG
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    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
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#endif // DEBUG
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    return true;
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0
  }
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0
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0
  JSAutoRealm ar(aCx, global);
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0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
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0
  if (!canonicalProto) {
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0
    return false;
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0
  }
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0
  JS::Rooted<JSObject*> proto(aCx);
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0
  if (aGivenProto) {
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0
    proto = aGivenProto;
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0
    // Unfortunately, while aGivenProto was in the compartment of aCx
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    // coming in, we changed compartments to that of "parent" so may need
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    // to wrap the proto here.
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0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
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0
      if (!JS_WrapObject(aCx, &proto)) {
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0
        return false;
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0
      }
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0
    }
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0
  } else {
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0
    proto = canonicalProto;
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0
  }
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0
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0
  BindingJSObjectCreator<mozilla::DOMSVGNumber> creator(aCx);
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0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
307
0
  if (!aReflector) {
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0
    return false;
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0
  }
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0
311
0
  aCache->SetWrapper(aReflector);
312
0
  creator.InitializationSucceeded();
313
0
314
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
315
0
             aCache->GetWrapperPreserveColor() == aReflector);
316
0
  // If proto != canonicalProto, we have to preserve our wrapper;
317
0
  // otherwise we won't be able to properly recreate it later, since
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0
  // we won't know what proto to use.  Note that we don't check
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0
  // aGivenProto here, since it's entirely possible (and even
320
0
  // somewhat common) to have a non-null aGivenProto which is the
321
0
  // same as canonicalProto.
322
0
  if (proto != canonicalProto) {
323
0
    PreserveWrapper(aObject);
324
0
  }
325
0
326
0
  return true;
327
0
}
328
329
const NativePropertyHooks sNativePropertyHooks[] = { {
330
  nullptr,
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  nullptr,
332
  nullptr,
333
  { sNativeProperties.Upcast(), nullptr },
334
  prototypes::id::SVGNumber,
335
  constructors::id::SVGNumber,
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  nullptr,
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  &DefaultXrayExpandoObjectClass
338
} };
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void
341
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
342
0
{
343
0
  JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
344
0
  if (!parentProto) {
345
0
    return;
346
0
  }
347
0
348
0
  JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
349
0
  if (!constructorProto) {
350
0
    return;
351
0
  }
352
0
353
0
  static bool sIdsInited = false;
354
0
  if (!sIdsInited && NS_IsMainThread()) {
355
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
356
0
      return;
357
0
    }
358
0
    sIdsInited = true;
359
0
  }
360
0
361
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::SVGNumber);
362
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::SVGNumber);
363
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
364
0
                              &sPrototypeClass.mBase, protoCache,
365
0
                              nullptr,
366
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
367
0
                              interfaceCache,
368
0
                              sNativeProperties.Upcast(),
369
0
                              nullptr,
370
0
                              "SVGNumber", aDefineOnGlobal,
371
0
                              nullptr,
372
0
                              false);
373
0
}
374
375
JSObject*
376
GetConstructorObject(JSContext* aCx)
377
0
{
378
0
  return GetConstructorObjectHandle(aCx);
379
0
}
380
381
} // namespace SVGNumber_Binding
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384
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} // namespace dom
386
} // namespace mozilla