

PASS Same-origin (for now): the prototype is accessible 
PASS Became cross-origin via document.domain: the prototype is now null 
PASS Became cross-origin via document.domain: setting the prototype to an empty object via Object.setPrototypeOf should throw a TypeError 
PASS Became cross-origin via document.domain: setting the prototype to an empty object via __proto__ should throw a "SecurityError" DOMException 
PASS Became cross-origin via document.domain: setting the prototype to an empty object via Reflect.setPrototypeOf should return false 
PASS Became cross-origin via document.domain: the prototype must still be null 
PASS Became cross-origin via document.domain: setting the prototype to null via Object.setPrototypeOf should not throw 
PASS Became cross-origin via document.domain: setting the prototype to null via __proto__ should throw a "SecurityError" since it ends up in CrossOriginGetOwnProperty 
PASS Became cross-origin via document.domain: setting the prototype to null via Reflect.setPrototypeOf should return true 
PASS Became cross-origin via document.domain: setting the prototype to the original value from before going cross-origin via Object.setPrototypeOf should throw a TypeError 
PASS Became cross-origin via document.domain: setting the prototype to the original value from before going cross-origin via __proto__ should throw a "SecurityError" DOMException 
PASS Became cross-origin via document.domain: setting the prototype to the original value from before going cross-origin via Reflect.setPrototypeOf should return false