[inspector] async stacks for Promise.then calls...

src/runtime/runtime-debug.cc

Index: src/runtime/runtime-debug.cc
diff --git a/src/runtime/runtime-debug.cc b/src/runtime/runtime-debug.cc
index ba520eb43b60c532d8d3e6d7e3cd9c272e38fbca..0a2024167f7e00893156e2111dfd5a7404b4de84 100644
--- a/src/runtime/runtime-debug.cc
+++ b/src/runtime/runtime-debug.cc
@@ -1892,7 +1892,6 @@ RUNTIME_FUNCTION(Runtime_DebugPushPromise) {
   return isolate->heap()->undefined_value();
 }
 
-
 RUNTIME_FUNCTION(Runtime_DebugPopPromise) {
   DCHECK(args.length() == 0);
   SealHandleScope shs(isolate);
@@ -1900,19 +1899,21 @@ RUNTIME_FUNCTION(Runtime_DebugPopPromise) {
   return isolate->heap()->undefined_value();
 }
 
-RUNTIME_FUNCTION(Runtime_DebugNextMicrotaskId) {
+RUNTIME_FUNCTION(Runtime_DebugNextAsyncTaskId) {
+  DCHECK(args.length() == 1);
   HandleScope scope(isolate);
-  DCHECK(args.length() == 0);
-  return Smi::FromInt(isolate->GetNextDebugMicrotaskId());
+  CONVERT_ARG_HANDLE_CHECKED(JSObject, promise, 0);
+  return *isolate->debug()->NextAsyncTaskId(promise);
 }
 
-RUNTIME_FUNCTION(Runtime_DebugAsyncTaskEvent) {
-  DCHECK(args.length() == 3);
+RUNTIME_FUNCTION(Runtime_DebugEnqueueRecurringAsyncTaskEvent) {
+  DCHECK(args.length() == 2);
   HandleScope scope(isolate);
-  CONVERT_ARG_HANDLE_CHECKED(String, type, 0);
-  CONVERT_ARG_HANDLE_CHECKED(Object, id, 1);
-  CONVERT_ARG_HANDLE_CHECKED(String, name, 2);
-  isolate->debug()->OnAsyncTaskEvent(type, id, name);
+  CONVERT_ARG_HANDLE_CHECKED(JSObject, promise, 0);
+  CONVERT_ARG_HANDLE_CHECKED(String, name, 1);
+  isolate->debug()->OnAsyncTaskEvent(debug::EnqueueRecurring,
+                                     isolate->debug()->NextAsyncTaskId(promise),
+                                     name);
   return isolate->heap()->undefined_value();
 }