Get stack trace for uncaught exceptions/promise rejections from the simple stack when available.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 695a644e57c85a3682b6d0d09080cc085159588b..c04393d8be1ec53c7b6fb0376447c4379e703ec4 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -6960,12 +6960,7 @@ Local<StackTrace> Exception::GetStackTrace(Handle<Value> exception) {
   i::Handle<i::JSObject> js_obj = i::Handle<i::JSObject>::cast(obj);
   i::Isolate* isolate = js_obj->GetIsolate();
   ENTER_V8(isolate);
-  i::Handle<i::Name> key = isolate->factory()->detailed_stack_trace_symbol();
-  i::Handle<i::Object> property = i::JSObject::GetDataProperty(js_obj, key);
-  if (property->IsJSArray()) {
-    return Utils::StackTraceToLocal(i::Handle<i::JSArray>::cast(property));
-  }
-  return Local<StackTrace>();
+  return Utils::StackTraceToLocal(isolate->GetDetailedStackTrace(js_obj));
 }