build.py will not accept --arch=dartc soon, so removing references and uses of --arch=dartc in th...

samples/belay/buzzer/start-server

 #!/usr/bin/env python2.6
 # 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.
 
 import optparse
 import os
 import subprocess
 import sys
 
@@ skipping 11 matching lines @@
 
 def GetOutputPath(mode):
   return rootPath(
     'compiler',
     utils.GetBuildRoot(utils.GuessOS(), mode, 'dartc'))
 
 def BuildFling(mode):
   # Build dartc
   if subprocess.call([
       '../tools/build.py',
-      '--mode=%s' % mode,
-      '--arch=dartc'],
+      '--mode=%s' % mode],
       cwd = rootPath('compiler')) != 0:
     return False
   if subprocess.call([
     rootPath('third_party/apache_ant/v1_7_1/bin/ant'),
       '-f', rootPath('client/fling/build.xml'),
       '-Dbuild.dir=%s' % GetOutputPath(mode),
       'build']) != 0:
     return False
   return True
 
 def RunFling(mode):
   subprocess.call(
     [os.path.join(GetOutputPath(mode), 'fling/fling/fling'), 'BuzzerServer.dart'],
     cwd = herePath())
 
 if __name__ == '__main__':
   parser = optparse.OptionParser()
   parser.add_option('--no-build',
     dest = 'build',
     action = 'store_false',
     default = True,
     help = 'Skip reubilding of fling')
   parser.add_option('--mode',
     dest = 'mode',
     default = "release",
     help = 'Mode to use when building dependencies (release or debug)')
   options, args = parser.parse_args()
   if not options.build or BuildFling(options.mode):
     RunFling(options.mode)