Promise init callback takes resolve and reject functions

LayoutTests/fast/js/resources/Promise-then-without-callbacks-in-workers.js

 importScripts('./js-test-pre.js');
 
 description('Test Promise.');
 
 var global = this;
 
 global.jsTestIsAsync = true;
 
-new Promise(function(r) { r.fulfill('hello'); })
+new Promise(function(resolve) { resolve('hello'); })
   .then()
   .then(function(result) {
     global.result = result;
     shouldBeEqualToString('result', 'hello');
     finishJSTest();
   });