[promises] move PromiseResolveThenableJob debugging code to runtime function

src/js/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, extrasUtils) {
 
 "use strict";
 
 %CheckIsBootstrapping();
 
@@ skipping 277 matching lines @@
         }
         // Don't cause a debug event as this case is forwarding a rejection
         RejectPromise(promise, thenableValue, false);
         SET_PRIVATE(resolution, promiseHasHandlerSymbol, true);
         return;
       }
     }
 
     if (IS_CALLABLE(then)) {
       var callbacks = CreateResolvingFunctions(promise, false);
-      var id, name, instrumenting = DEBUG_IS_ACTIVE;
-      if (instrumenting) {
-        if (IsPromise(resolution)) {
+      if (DEBUG_IS_ACTIVE && IsPromise(resolution)) {
           // Mark the dependency of the new promise on the resolution
-          SET_PRIVATE(resolution, promiseHandledBySymbol, promise);
-        }
-        id = %DebugNextMicrotaskId();
-        name = "PromiseResolveThenableJob";
-        %DebugAsyncTaskEvent("enqueue", id, name);
+        SET_PRIVATE(resolution, promiseHandledBySymbol, promise);
       }
       %EnqueuePromiseResolveThenableJob(
-          resolution, then, callbacks.resolve, callbacks.reject, id, name);
+          resolution, then, callbacks.resolve, callbacks.reject);
       return;
     }
   }
   FulfillPromise(promise, kFulfilled, resolution,
                  promiseFulfillReactionsSymbol);
 }
 
 // ES#sec-rejectpromise
 // RejectPromise ( promise, reason )
 function RejectPromise(promise, reason, debugEvent) {
@@ skipping 363 matching lines @@
   to.PromiseThen = PromiseThen;
 
   to.GlobalPromise = GlobalPromise;
   to.NewPromiseCapability = NewPromiseCapability;
   to.PerformPromiseThen = PerformPromiseThen;
   to.ResolvePromise = ResolvePromise;
   to.RejectPromise = RejectPromise;
 });
 
 })