Fling: Fix bit rot.

client/samples/total/bin/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
 
 ROOT=os.path.abspath(
   os.path.join(os.path.dirname(sys.argv[0]), '../../../../'))
 def rootPath(*args):
   return os.path.join(ROOT, *args)
 
 HERE = rootPath('client/samples/total')
 def herePath(*args):
   return os.path.join(HERE, *args)
 
 sys.path.append(rootPath('tools'))
 import utils
 
 def GetOutputPath(mode):
   return rootPath(
     'compiler',
-    utils.GetBuildRoot(utils.GuessOS(), mode, 'dartc'))
+    utils.GetBuildRoot(utils.GuessOS(), mode, utils.GuessArchitecture()))
 
 def BuildFling(mode):
   # Build dartc
   if subprocess.call([
       '../tools/build.py',
       '--mode=%s' % mode],
       cwd = rootPath('compiler')) != 0:
     return False
   if subprocess.call([
     rootPath('third_party/apache_ant/v1_7_1/bin/ant'),
@@ skipping 15 matching lines @@
     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)