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Bug 818379. Make sure interface objects have a 'length' property even if they're not real function objects. r=peterv

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This commit is contained in:
Boris Zbarsky 2012-12-14 14:10:49 -05:00
parent a1a7cade04
commit bac729de10
1 changed files with 5 additions and 0 deletions
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5
dom/bindings/BindingUtils.cpp
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@ -271,6 +271,11 @@ CreateInterfaceObject(JSContext* cx, JSObject* global,
}
js::SetFunctionNativeReserved(toStringObj, TOSTRING_NAME_RESERVED_SLOT,
STRING_TO_JSVAL(str));
if (!JS_DefineProperty(cx, constructor, "length", JS::Int32Value(ctorNargs),
nullptr, nullptr, JSPROP_READONLY | JSPROP_PERMANENT)) {
return NULL;
}
}
if (properties) {