Delete old tests that aren't used and/or useful any more.

tests/benchmark_smoke/smoketest_lib.dart

Index: tests/benchmark_smoke/smoketest_lib.dart
diff --git a/tests/benchmark_smoke/smoketest_lib.dart b/tests/benchmark_smoke/smoketest_lib.dart
deleted file mode 100644
index 31ce3114476a4b1fe14f1a9c7e3eb72d1e7ac129..0000000000000000000000000000000000000000
--- a/tests/benchmark_smoke/smoketest_lib.dart
+++ /dev/null
@@ -1,26 +0,0 @@
-// 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.
-
-library smoketest_lib;
-
-import 'benchmark_lib.dart';
-import 'dart:html';
-
-/** 
- * This is a sample no-op benchmark to ensure that dart2js has not dramatically
- * broken Firefox.
- */
-class Smoketest extends BenchmarkBase {
-  const Smoketest() : super("Smoketest");
-
-  void run() {}
-
-  static void main() {
-    new Smoketest().report();
-  }
-
-  static void log(String str) {
-    print(str);
-  }
-}