pub unsafe fn cross_origin_property_fallback(
    cx: JSContext,
    _proxy: HandleObject,
    id: HandleId,
    desc: MutableHandle<PropertyDescriptor>,
    is_none: &mut bool
) -> bool
Expand description

Implementation of CrossOriginPropertyFallback.

cx and proxy are expected to be different-Realm here. proxy is a proxy for a maybe-cross-origin object.