Make Promise.all/Promise.race catch prediction conditional on DevTools

test/mjsunit/es6/debug-promises/promise-race-uncaught.js

Index: test/mjsunit/es6/debug-promises/promise-race-uncaught.js
diff --git a/test/mjsunit/es6/debug-promises/promise-race-uncaught.js b/test/mjsunit/es6/debug-promises/promise-race-uncaught.js
index b8a424f14d730888335e327ff71bc45b4585706b..ed6233bc306c09bafa39b17d95e2696242937347 100644
--- a/test/mjsunit/es6/debug-promises/promise-race-uncaught.js
+++ b/test/mjsunit/es6/debug-promises/promise-race-uncaught.js
@@ -16,19 +16,6 @@ var Debug = debug.Debug;
 var expected_events = 1;
 var log = [];
 
-var p1 = Promise.resolve();
-p1.name = "p1";
-
-var p2 = p1.then(function() {
-  log.push("throw");
-  throw new Error("uncaught");  // event
-});
-
-p2.name = "p2";
-
-var p3 = Promise.race([p2]);
-p3.name = "p3";
-
 function listener(event, exec_state, event_data, data) {
   if (event != Debug.DebugEvent.Exception) return;
   try {
@@ -48,6 +35,19 @@ function listener(event, exec_state, event_data, data) {
 Debug.setBreakOnUncaughtException();
 Debug.setListener(listener);
 
+var p1 = Promise.resolve();
+p1.name = "p1";
+
+var p2 = p1.then(function() {
+  log.push("throw");
+  throw new Error("uncaught");  // event
+});
+
+p2.name = "p2";
+
+var p3 = Promise.race([p2]);
+p3.name = "p3";
+
 log.push("end main");
 
 function testDone(iteration) {