Native context: alpha sort slots and remove boilerplate.

src/promise.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 (function(global, utils) {
 
 "use strict";
 
 %CheckIsBootstrapping();
 
@@ skipping 362 matching lines @@
   "resolve", PromiseCast
 ]);
 
 utils.InstallFunctions(GlobalPromise.prototype, DONT_ENUM, [
   "chain", PromiseChain,
   "then", PromiseThen,
   "catch", PromiseCatch
 ]);
 
 utils.ExportToRuntime(function(to) {
-  to.PromiseCreate = PromiseCreate;
-  to.PromiseResolve = PromiseResolve;
-  to.PromiseReject = PromiseReject;
-  to.PromiseChain = PromiseChain;
-  to.PromiseCatch = PromiseCatch;
-  to.PromiseThen = PromiseThen;
-  to.PromiseHasUserDefinedRejectHandler = PromiseHasUserDefinedRejectHandler;
+  to["promise_catch"] = PromiseCatch;
+  to["promise_chain"] = PromiseChain;
+  to["promise_create"] = PromiseCreate;
+  to["promise_has_user_defined_reject_handler"] =
+      PromiseHasUserDefinedRejectHandler;
+  to["promise_reject"] = PromiseReject;
+  to["promise_resolve"] = PromiseResolve;
+  to["promise_then"] = PromiseThen;
 });
 
 })