Format all tests.

tests/compiler/dart2js_native/subclassing_1_test.dart

Index: tests/compiler/dart2js_native/subclassing_1_test.dart
diff --git a/tests/compiler/dart2js_native/subclassing_1_test.dart b/tests/compiler/dart2js_native/subclassing_1_test.dart
index 69a2aa9dcbea8fe1fd27d6cbda886a55cef4252e..93b394cd057902c4d025697dfd0eeab7db94abed 100644
--- a/tests/compiler/dart2js_native/subclassing_1_test.dart
+++ b/tests/compiler/dart2js_native/subclassing_1_test.dart
@@ -19,15 +19,15 @@ class B extends A {
   oof() => 'B';
 }
 
-B makeB1() native ;
-B makeB2() native ;
-B makeC() native ;
+B makeB1() native;
+B makeB2() native;
+B makeC() native;
 
 @Creates('=Object')
-getBPrototype() native ;
+getBPrototype() native;
 
 @Creates('=Object')
-getCPrototype() native ;
+getCPrototype() native;
 
 void setup() native r"""
 function A() {}