Returns the prototype of an object.

STDAPI_(JsErrorCode)
    JsGetPrototype(
    _In_ JsValueRef object,
    _Out_ JsValueRef *prototypeObject);

• object: The object whose prototype is to be returned.
• prototypeObject: The object's prototype.

The code JsNoError if the operation succeeded, a failure code otherwise.

Requires an active script context.