// Get a wrapper for a NPObject.
// If the object is already wrapped, the pre-existing wrapper will be returned. If the object is not wrapped, wrap it, and
// give V8 a weak reference to the wrapper which will cleanup when there are no more JS references to the object.
// Get a wrapper for a NPObject.
// If the object is already wrapped, the pre-existing wrapper will be returned. If the object is not wrapped, wrap it, and
// give V8 a weak reference to the wrapper which will cleanup when there are no more JS references to the object.