Generate out.precompiled.js, not precompiled.js.

dart/tests/isolate/spawn_uri_multi_test.dart

Index: dart/tests/isolate/spawn_uri_multi_test.dart
diff --git a/dart/tests/isolate/spawn_uri_negative_test.dart b/dart/tests/isolate/spawn_uri_multi_test.dart
similarity index 72%
rename from dart/tests/isolate/spawn_uri_negative_test.dart
rename to dart/tests/isolate/spawn_uri_multi_test.dart
index 6e5be3beceb45f139183f4a5f215582801c78219..61d9a084d9469e79b38ab7622ebafae67c3dcaad 100644
--- a/dart/tests/isolate/spawn_uri_negative_test.dart
+++ b/dart/tests/isolate/spawn_uri_multi_test.dart
@@ -8,13 +8,20 @@
 // OtherScripts=spawn_uri_child_isolate.dart
 library spawn_tests;
 import 'dart:isolate';
-import '../../pkg/unittest/lib/unittest.dart';
+import 'package:unittest/unittest.dart';
+
+/* Dummy import so multi-test copies the file.
+import 'spawn_uri_child_isolate.dart';
+*/
 
 main() {
   test('isolate fromUri - negative test', () {
     ReceivePort port = new ReceivePort();
     port.receive(expectAsync2((msg, _) {
-      expect(msg, equals('re: hello')); // should be hi, not hello
+      String expectedMessage = 're: hi';
+      // Should be hi, not hello.
+      expectedMessage = 're: hello'; /// 01: runtime error
+      expect(msg, equals(expectedMessage));
       port.close();
     }));