[inspector] added creation frame for async call chains for promises

test/inspector/debugger/async-stack-await.js

Index: test/inspector/debugger/async-stack-await.js
diff --git a/test/inspector/debugger/async-stack-await.js b/test/inspector/debugger/async-stack-await.js
index a7eb741904b0015378eccb6d173f8bfbef36f4bc..32da74a40e85f180bdf3f9dc11c4dab24984fa92 100644
--- a/test/inspector/debugger/async-stack-await.js
+++ b/test/inspector/debugger/async-stack-await.js
@@ -30,7 +30,13 @@ Protocol.Debugger.onPaused(message => {
   InspectorTest.logCallFrames(message.params.callFrames);
   var asyncStackTrace = message.params.asyncStackTrace;
   while (asyncStackTrace) {
-    InspectorTest.log(`-- ${asyncStackTrace.description} --`);
+    if (asyncStackTrace.promiseCreationFrame) {
+      var frame = asyncStackTrace.promiseCreationFrame;
+      InspectorTest.log(`-- ${asyncStackTrace.description} (${frame.url
+                        }:${frame.lineNumber}:${frame.columnNumber})--`);
+    } else {
+      InspectorTest.log(`-- ${asyncStackTrace.description} --`);
+    }
     InspectorTest.logCallFrames(asyncStackTrace.callFrames);
     asyncStackTrace = asyncStackTrace.parent;
   }