repackaging: all the file moves

modules/@angular/core/testing/lang_utils.dart

@@ -0,0 +1,10 @@
+library testing.lang_utils;
+
+import 'dart:mirrors';
+
+Type getTypeOf(instance) => instance.runtimeType;
+
+dynamic instantiateType(Type type, [List params = const []]) {
+  var cm = reflectClass(type);
+  return cm.newInstance(new Symbol(''), params).reflectee;
+}