test rename overhaul: step 8 - language tests

tests/language/field7a_negative_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.
 // Dart test to catch error reporting bugs in class fields declarations.
 // Should be an error because we have a function overriding a setter name.
 
 class A {
   void set a(var val) {
     int i = val;
   }
   int a() {
     return 1;
   }
 }
 
 class Field7aNegativeTest {
   static testMain() {
   }
 }
 
 main() {
   Field7aNegativeTest.testMain();
 }