Move PromiseNextMicrotaskID to cpp

src/js/async-await.js

 // Copyright 2016 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, extrasUtils) {
 
 "use strict";
 
 %CheckIsBootstrapping();
 
@@ skipping 12 matching lines @@
 var ResolvePromise;
 
 utils.Import(function(from) {
   AsyncFunctionNext = from.AsyncFunctionNext;
   AsyncFunctionThrow = from.AsyncFunctionThrow;
   GlobalPromise = from.GlobalPromise;
   IsPromise = from.IsPromise;
   NewPromiseCapability = from.NewPromiseCapability;
   PerformPromiseThen = from.PerformPromiseThen;
   PromiseCreate = from.PromiseCreate;
-  PromiseNextMicrotaskID = from.PromiseNextMicrotaskID;
   RejectPromise = from.RejectPromise;
   ResolvePromise = from.ResolvePromise;
 });
 
 var promiseAsyncStackIDSymbol =
     utils.ImportNow("promise_async_stack_id_symbol");
 var promiseHandledBySymbol =
     utils.ImportNow("promise_handled_by_symbol");
 var promiseForwardingHandlerSymbol =
     utils.ImportNow("promise_forwarding_handler_symbol");
@@ skipping 92 matching lines @@
 
 function AsyncFunctionPromiseCreate() {
   var promise = PromiseCreate();
   if (DEBUG_IS_ACTIVE) {
     // Push the Promise under construction in an async function on
     // the catch prediction stack to handle exceptions thrown before
     // the first await.
     %DebugPushPromise(promise);
     // Assign ID and create a recurring task to save stack for future
     // resumptions from await.
-    var id = PromiseNextMicrotaskID();
+    var id = %DebugNextMicrotaskId();
     SET_PRIVATE(promise, promiseAsyncStackIDSymbol, id);
     %DebugAsyncTaskEvent("enqueueRecurring", id, "async function");
   }
   return promise;
 }
 
 function AsyncFunctionPromiseRelease(promise) {
   if (DEBUG_IS_ACTIVE) {
     // Cancel
     var id = GET_PRIVATE(promise, promiseAsyncStackIDSymbol);
@@ skipping 11 matching lines @@
 
 %InstallToContext([
   "async_function_await_caught", AsyncFunctionAwaitCaught,
   "async_function_await_uncaught", AsyncFunctionAwaitUncaught,
   "reject_promise_no_debug_event", RejectPromiseNoDebugEvent,
   "async_function_promise_create", AsyncFunctionPromiseCreate,
   "async_function_promise_release", AsyncFunctionPromiseRelease,
 ]);
 
 })