Ensure buildbot knows that the checkout was patched when patching.

apply_issue.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """Applies an issue from Rietveld.
 """
 
+import getpass
 import logging
 import optparse
 import os
 import sys
 import urllib2
 
 import breakpad  # pylint: disable=W0611
 
 import checkout
 import fix_encoding
@@ skipping 67 matching lines @@
   scm_type = scm.determine_scm(options.root_dir)
   if scm_type == 'svn':
     scm_obj = checkout.SvnCheckout(options.root_dir, None, None, None, None)
   elif scm_type == 'git':
     scm_obj = checkout.GitCheckoutBase(options.root_dir, None, None)
   elif scm_type == None:
     scm_obj = checkout.RawCheckout(options.root_dir, None, None)
   else:
     parser.error('Couldn\'t determine the scm')
 
+  # TODO(maruel): HACK, remove me.
+  # When run a build slave, make sure buildbot knows that the checkout was
+  # modified.
+  if options.root_dir == 'src' and getpass.getuser() == 'chrome-bot':
+    # See sourcedirIsPatched() in:
+    # http://src.chromium.org/viewvc/chrome/trunk/tools/build/scripts/slave/
+    #    chromium_commands.py?view=markup
+    open('.buildbot-patched', 'w').close()
+
   # Apply the patch.
   try:
     scm_obj.apply_patch(patchset)
   except checkout.PatchApplicationFailed, e:
     print >> sys.stderr, str(e)
     return 1
   return 0
 
 
 if __name__ == "__main__":
   fix_encoding.fix_encoding()
   sys.exit(main())