Fix android buildbot error reporting

build/android/buildbot/bb_run_bot.py

 #!/usr/bin/env python
 #
 # Copyright (c) 2013 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.
 
 import collections
 import json
 import optparse
 import os
@@ skipping 33 matching lines @@
       '--build-properties=%s' % json.dumps(options.build_properties),
       '--slave-properties=%s' % json.dumps(slave_props)]
 
   commands = []
   if bot_config.bash_funs:
     bash_base = [
         '. build/android/buildbot/buildbot_functions.sh',
         "bb_baseline_setup %s '%s'" %
         (CHROME_SRC, "' '".join(property_args))]
     commands.append(Command(
-        None, ['bash', '-exc', ' && '.join(bash_base + bot_config.bash_funs)]))
+        None, ['bash', '-exc', '; '.join(bash_base + bot_config.bash_funs)]))
 
   test_obj = bot_config.test_obj
   if test_obj:
     run_test_cmd = ['build/android/buildbot/bb_tests.py'] + property_args
     for test in test_obj.tests:
       run_test_cmd.extend(['-f', test])
     if test_obj.extra_args:
       run_test_cmd.extend(test_obj.extra_args)
     commands.append(Command('Run tests', run_test_cmd))
 
@@ skipping 120 matching lines @@
         continue
       env = dict(os.environ)
       env['BUILDBOT_TESTING'] = '1'
 
     return_code |= subprocess.call(command, cwd=CHROME_SRC, env=env)
   return return_code
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))