Update dart2js_foreign suite as we now validate annotations.

dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart

Index: dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart
diff --git a/dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart b/dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart
index 895b683e067f481afd05fab4450a5554f17960c7..767f61bff3bab4718e79fdffdddb3db044cf2c43 100644
--- a/dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart
+++ b/dart/tests/compiler/dart2js_foreign/native_method_rename2_test.dart
@@ -4,22 +4,24 @@
 
 // Test the feature where the native string declares the native method's name.
 
-@native("*A")
+import 'native_metadata.dart';
+
+@Native("*A")
 class A {
-  @native('fooA')
+  @Native('fooA')
   int foo();
 }
 
-@native("*B")
+@Native("*B")
 class B extends A  {
-  @native('fooB')
+  @Native('fooB')
   int foo();
 }
 
 @native makeA();
 @native makeB();
 
-@native("""
+@Native("""
 // This code is all inside 'setup' and so not accesible from the global scope.
 function inherits(child, parent) {
   if (child.prototype.__proto__) {