Deferred loading track type-dependencies for is, as and type-annotations.

tests/language/deferred_type_dependency_lib2.dart

Index: tests/language/deferred_type_dependency_lib2.dart
diff --git a/tests/language/deferred_type_dependency_lib2.dart b/tests/language/deferred_type_dependency_lib2.dart
new file mode 100644
index 0000000000000000000000000000000000000000..616ac07578b80e19d507232334d4db593fb48603
--- /dev/null
+++ b/tests/language/deferred_type_dependency_lib2.dart
@@ -0,0 +1,11 @@
+// Copyright (c) 2015, the Dart Team. All rights reserved. Use of this
+// source code is governed by a BSD-style license that can be found in
+// the LICENSE file.
+
+library lib2;
+
+import "deferred_type_dependency_test.dart";
+
+getInstance() {
+  return new A();
+}