Load deferred chunks in the right order.

tests/compiler/dart2js_extra/deferred/deferred_class_test.dart

Index: tests/compiler/dart2js_extra/deferred/deferred_class_test.dart
diff --git a/tests/compiler/dart2js_extra/deferred/deferred_class_test.dart b/tests/compiler/dart2js_extra/deferred/deferred_class_test.dart
index ae4964acebf8ab5fde2b37dd1d5142628e8853f4..5df6c73438f3a1ddd156a015bbf363b69ea54711 100644
--- a/tests/compiler/dart2js_extra/deferred/deferred_class_test.dart
+++ b/tests/compiler/dart2js_extra/deferred/deferred_class_test.dart
@@ -19,8 +19,7 @@ main() {
   Expect.isNull(x);
   int counter = 0;
   asyncStart();
-  lazy.load().then((bool didLoad) {
-    Expect.isTrue(didLoad);
+  lazy.load().then((_) {
     Expect.equals(1, ++counter);
     print('deferred_class_library was loaded');
     x = new lib.MyClass();
@@ -30,8 +29,7 @@ main() {
   Expect.equals(0, counter);
   Expect.isNull(x);
   asyncStart();
-  lazy.load().then((bool didLoad) {
-    Expect.isFalse(didLoad);
+  lazy.load().then((_) {
     Expect.equals(2, ++counter);
     print('deferred_class_library was loaded');
     x = new lib.MyClass();