Add back VM_OPTIONS_PATTERN.

tools/test.py

 #!/usr/bin/env python
 #
 # 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.
 #
 
 """Test driver for the Dart project used by continuous build and developers."""
 
 
@@ skipping 12 matching lines @@
 import utils
 
 
 TIMEOUT_SECS = 60
 ARCH_GUESS = utils.GuessArchitecture()
 OS_GUESS = utils.GuessOS()
 BUILT_IN_TESTS = ['dartc', 'vm', 'standalone', 'corelib', 'language', 'co19',
                   'samples', 'isolate', 'stub-generator', 'client']
 
 # Patterns for matching test options in .dart files.
+VM_OPTIONS_PATTERN = re.compile(r'// VMOptions=(.*)')
 DART_OPTIONS_PATTERN = re.compile(r'// DartOptions=(.*)')
 ISOLATE_STUB_PATTERN = re.compile(r'// IsolateStubs=(.*)')
 
 # ---------------------------------------------
 # --- P r o g r e s s   I n d i c a t o r s ---
 # ---------------------------------------------
 
 
 class Error(Exception):
   pass
@@ skipping 1438 matching lines @@
     for entry in timed_tests[:20]:
       t = FormatTime(entry.duration)
       print '%4i (%s) %s' % (index, t, entry.GetLabel())
       index += 1
 
   return result
 
 
 if __name__ == '__main__':
   sys.exit(Main())