[inspector] introduced stepIntoAsync for chained callbacks

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 2f91a037cc754737fa12fd5fbb12767a9a7eab4b..d511f99d1948287ee843c3044b4355c78267096c 100644
--- a/src/runtime/runtime-debug.cc
+++ b/src/runtime/runtime-debug.cc
@@ -1833,7 +1833,6 @@ RUNTIME_FUNCTION(Runtime_DebugPushPromise) {
   return isolate->heap()->undefined_value();
 }
 
-
 RUNTIME_FUNCTION(Runtime_DebugPopPromise) {
   DCHECK_EQ(0, args.length());
   SealHandleScope shs(isolate);
@@ -1880,6 +1879,14 @@ RUNTIME_FUNCTION(Runtime_DebugAsyncEventEnqueueRecurring) {
   return isolate->heap()->undefined_value();
 }
 
+RUNTIME_FUNCTION(Runtime_DebugMarkPromiseAllOrRace) {
+  HandleScope scope(isolate);
+  DCHECK_EQ(1, args.length());
+  CONVERT_ARG_HANDLE_CHECKED(JSFunction, func, 0);
+  func->shared()->set_is_promise_all_or_race(true);
+  return isolate->heap()->undefined_value();
+}
+
 RUNTIME_FUNCTION(Runtime_DebugIsActive) {
   SealHandleScope shs(isolate);
   return Smi::FromInt(isolate->debug()->is_active());