Remove test_wrapper.py, replace with test.py (which calls test.dart).

frog/presubmit.py

 #!/usr/bin/env python
 # 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.
 
 import optparse
 import os
 import stat
 import subprocess
 import sys
@@ skipping 99 matching lines @@
 
 
 def main():
   (options, args) = BuildOptions().parse_args()
 
   RunCommand('../tools/build.py', '--mode=release')
 
   if not options.leg_only:
     SelfHost()
 
-  test_cmd = ['../tools/test_wrapper.py', '--report', '--timeout=30',
+  test_cmd = ['../tools/test.py', '--report', '--timeout=30',
               '--progress=color', '--mode=release', '--checked']
 
   if options.notest: return
 
   if args:
     if options.leg_only:
       test_cmd.append('--component=leg')
     else:
       test_cmd.append('--component=frogsh,leg')
     test_cmd.extend(args)
@@ skipping 31 matching lines @@
     cmd = test_cmd + ['--component=leg']
     RunCommand(*cmd, verbose=True)
 
 
 if __name__ == '__main__':
   try:
     sys.exit(main())
   except Error as e:
     sys.stderr.write('%s\n' % e)
     sys.exit(1)