test rename overhaul: step 8 - language tests

tests/language/map_literal_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.
 // Legacy compound literal syntax that should go away.
 
 class MapLiteralNegativeTest {
   static testMain() {
     var map = new Map<String,int>{ "a": 1, "b": 2, "c": 3 };
   }
 }
 
 main() {
   MapLiteralNegativeTest.testMain();
 }