Update dart2js_foreign suite as we now validate annotations.

dart/tests/compiler/dart2js_foreign/native_class_inheritance2_test.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // Test to see if resolving a hidden native class's method interferes with
 // subsequent resolving the subclass's method.  This might happen if the
 // superclass caches the method in the prototype, so shadowing the dispatcher
 // stored on Object.prototype.
 
-@native("*A")
+import 'native_metadata.dart';
+
+@Native("*A")
 class A {
   @native foo([a=100]);
 }
 
-@native("*B")
+@Native("*B")
 class B extends A  {
 }
 
-@native("*C")
+@Native("*C")
 class C extends B  {
   @native foo([z=300]);
 }
 
-@native("*D")
+@Native("*D")
 class D extends C  {
 }
 
 @native makeA();
 @native makeB();
 @native makeC();
 @native makeD();
 
-@native("""
+@Native("""
 // This code is all inside 'setup' and so not accesible from the global scope.
 function inherits(child, parent) {
   if (child.prototype.__proto__) {
     child.prototype.__proto__ = parent.prototype;
   } else {
     function tmp() {};
     tmp.prototype = parent.prototype;
     child.prototype = new tmp();
     child.prototype.constructor = child;
   }
@@ skipping 30 matching lines @@
   Expect.equals('C.foo(300)', d.foo());
   // If the above line fails with C.foo(100) then the dispatch to fill in the
   // default got the wrong one, followed by a second dispatch that resolved to
   // the correct native method.
 
   Expect.equals('A.foo(1)', a.foo(1));
   Expect.equals('A.foo(2)', b.foo(2));
   Expect.equals('C.foo(3)', c.foo(3));
   Expect.equals('C.foo(4)', d.foo(4));
 }