[debug-wrapper] Further extend the debug wrapper

test/debugger/debug/es6/debug-promises/throw-caught-by-default-reject-handler.js

 // 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.
 
-// Flags: --expose-debug-as debug --allow-natives-syntax
 
 // Test debug events when we only listen to uncaught exceptions and
 // there is only a default reject handler for the to-be-rejected Promise.
 // We expect only one debug event: when the first Promise is rejected
 // and only has default reject handlers. No event is triggered when
 // simply forwarding the rejection with .then's default handler.
 
 Debug = debug.Debug;
 
 var expected_events = 1;
@@ skipping 19 matching lines @@
   resolve();
 })
 
 
 function listener(event, exec_state, event_data, data) {
   try {
     if (event == Debug.DebugEvent.Exception) {
       expected_events--;
       assertTrue(expected_events >= 0);
       assertTrue(event_data.uncaught());
-      assertTrue(event_data.promise() instanceof Promise);
       // p1 is rejected, uncaught except for its default reject handler.
       assertTrue(
           exec_state.frame(0).sourceLineText().indexOf("// event") > 0);
-      assertSame(p1, event_data.promise());
     }
   } catch (e) {
     %AbortJS(e + "\n" + e.stack);
   }
 }
 
 Debug.setBreakOnUncaughtException();
 Debug.setListener(listener);
 
 log.push("end main");
 
 function testDone(iteration) {
   function checkResult() {
     try {
       assertTrue(iteration < 10);
       if (expected_events === 0) {
         assertEquals(["resolve q", "end main", "resolve p", "p0.then"], log);
       } else {
         testDone(iteration + 1);
       }
     } catch (e) {
       %AbortJS(e + "\n" + e.stack);
     }
   }
 
   %EnqueueMicrotask(checkResult);
 }
 
 testDone(0);