Trigger exception debug events on Promise reject.

test/mjsunit/es6/debug-promises/throw-caught-late.js

Index: test/mjsunit/es6/debug-promises/throw-caught-late.js
diff --git a/test/mjsunit/es6/debug-promises-caught-late.js b/test/mjsunit/es6/debug-promises/throw-caught-late.js
similarity index 71%
rename from test/mjsunit/es6/debug-promises-caught-late.js
rename to test/mjsunit/es6/debug-promises/throw-caught-late.js
index c6e66963aef75b7cf74c68adebcb3aa72030def5..ac79aba769dfcefd841168e1fa8fc8887b74c027 100644
--- a/test/mjsunit/es6/debug-promises-caught-late.js
+++ b/test/mjsunit/es6/debug-promises/throw-caught-late.js
@@ -2,7 +2,7 @@
 // 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
+// Flags: --expose-debug-as debug --allow-natives-syntax
 
 // Test debug events when we only listen to uncaught exceptions, the Promise
 // throws, and a catch handler is installed right before throwing.
@@ -26,11 +26,7 @@ function listener(event, exec_state, event_data, data) {
   try {
     assertTrue(event != Debug.DebugEvent.Exception);
   } catch (e) {
-    // Signal a failure with exit code 1.  This is necessary since the
-    // debugger swallows exceptions and we expect the chained function
-    // and this listener to be executed after the main script is finished.
-    print("Unexpected exception: " + e + "\n" + e.stack);
-    quit(1);
+    %AbortJS(e + "\n" + e.stack);
   }
 }