[promises] move PromiseResolveThenableJob debugging code to runtime function

src/runtime/runtime-internal.cc

 // Copyright 2014 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.
 
 #include "src/runtime/runtime-utils.h"
 
 #include <memory>
 
 #include "src/arguments.h"
 #include "src/ast/prettyprinter.h"
@@ skipping 571 matching lines @@
   Handle<PromiseReactionJobInfo> info =
       isolate->factory()->NewPromiseReactionJobInfo(value, tasks, deferred,
                                                     debug_id, debug_name,
                                                     isolate->native_context());
   isolate->EnqueueMicrotask(info);
   return isolate->heap()->undefined_value();
 }
 
 RUNTIME_FUNCTION(Runtime_EnqueuePromiseResolveThenableJob) {
   HandleScope scope(isolate);
-  DCHECK(args.length() == 6);
+  DCHECK(args.length() == 4);
   CONVERT_ARG_HANDLE_CHECKED(JSReceiver, resolution, 0);
   CONVERT_ARG_HANDLE_CHECKED(JSReceiver, then, 1);
   CONVERT_ARG_HANDLE_CHECKED(JSFunction, resolve, 2);
   CONVERT_ARG_HANDLE_CHECKED(JSFunction, reject, 3);
-  CONVERT_ARG_HANDLE_CHECKED(Object, debug_id, 4);
-  CONVERT_ARG_HANDLE_CHECKED(Object, debug_name, 5);
+  Handle<Object> debug_id;
+  Handle<Object> debug_name;
+  if (isolate->debug()->is_active()) {
+    debug_id =
+        handle(Smi::FromInt(isolate->GetNextDebugMicrotaskId()), isolate);
+    debug_name = isolate->factory()->PromiseResolveThenableJob_string();
+    isolate->debug()->OnAsyncTaskEvent(isolate->factory()->enqueue_string(),
+                                       debug_id,
+                                       Handle<String>::cast(debug_name));
+  } else {
+    debug_id = isolate->factory()->undefined_value();
+    debug_name = isolate->factory()->undefined_value();
+  }
   Handle<PromiseResolveThenableJobInfo> info =
       isolate->factory()->NewPromiseResolveThenableJobInfo(
           resolution, then, resolve, reject, debug_id, debug_name);
   isolate->EnqueueMicrotask(info);
   return isolate->heap()->undefined_value();
 }
 
 RUNTIME_FUNCTION(Runtime_EnqueueMicrotask) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 1);
@@ skipping 29 matching lines @@
 
 RUNTIME_FUNCTION(Runtime_Typeof) {
   HandleScope scope(isolate);
   DCHECK_EQ(1, args.length());
   CONVERT_ARG_HANDLE_CHECKED(Object, object, 0);
   return *Object::TypeOf(isolate, object);
 }
 
 }  // namespace internal
 }  // namespace v8