dart2js: run dartfmt on tests

tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart

Index: tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart
diff --git a/tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart b/tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart
index 8a85ab381efacccd1f0bd23beddd5c2483c95f40..cb093cb6ae199e414483e8aceeff4e99784be2cc 100644
--- a/tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart
+++ b/tests/compiler/dart2js_native/native_field_rename_2_frog_test.dart
@@ -15,12 +15,12 @@ abstract class I {
 
 @Native("A")
 class A implements I {
-  int key;                    //  jsname is 'key'
+  int key; //  jsname is 'key'
   int getKey() => key;
 }
 
 class B implements I {
-  int key;                    //  jsname is not 'key'
+  int key; //  jsname is not 'key'
   B([this.key = 222]);
   int getKey() => key;
 }
@@ -28,15 +28,14 @@ class B implements I {
 @Native("X")
 class X {
   @JSName('key')
-  int native_key_method() native;
+  int native_key_method() native ;
   // This should cause B.key to be renamed, but not A.key.
   @JSName('key')
-  int key() native;
+  int key() native ;
 }
 
-A makeA() native;
-X makeX() native;
-
+A makeA() native ;
+X makeX() native ;
 
 void setup() native """
 // This code is all inside 'setup' and so not accesible from the global scope.