test rename overhaul: step 8 - language tests

tests/language/src/Library1NegativeTest.dart

-// Copyright (c) 2012, 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.
-
-// This test should fail to load because we are importing two libraries
-// which define the same top level name.  This is an error even if the
-// variable 'foo' is never referred to.
-
-#library("Library1NegativeTest.dart");
-#import("library1.dart");  // Defines top level variable 'foo'
-#import("library2.dart");  // Defines top level variable 'foo'
-
-
-main() {
-  Expect.equals(0, foo1); // This uses 'foo1' on purpose instead of 'foo'
-}