Remove the mode flag for clobbering - we will now just nuke the complete output directory.

client/tools/buildbot_annotated_steps.py

 # 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.
 
 #!/usr/bin/python
 
 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
@@ skipping 125 matching lines @@
       env=os.environ, shell=has_shell)
 
 def FixJavaHome():
   buildbot_javahome = os.getenv('BUILDBOT_JAVA_HOME')
   if buildbot_javahome:
     current_pwd = os.getenv('PWD')
     java_home = os.path.join(current_pwd, buildbot_javahome)
     os.environ['JAVA_HOME'] = java_home
     print 'Setting java home to'
     print java_home
+    sys.stdout.flush()
 
 def ClobberBuilder():
   """ Clobber the builder before we do the build.
-  Args:
-     - mode: either 'debug' or 'release'
   """
   cmd = [sys.executable,
          './tools/clean_output_directory.py']
   print 'Clobbering %s' % (' '.join(cmd))
   return subprocess.call(cmd)
 
 def GetShouldClobber():
   return os.environ.get(BUILDER_CLOBBER) == "1"
 
 def RunDart(scriptPath):
@@ skipping 59 matching lines @@
     status = ProcessBot(name, 'compiler')
 
   if status:
     print '@@@STEP_FAILURE@@@'
 
   return status
 
 
 if __name__ == '__main__':
   sys.exit(main())