[download_from_google_storage] Don't list ALL objects to check for ACLs

upload_to_google_storage.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.
 
 """Uploads files to Google Storage content addressed."""
 
 import hashlib
 import optparse
 import os
 import Queue
 import re
 import stat
 import sys
 import threading
 import time
 
-from download_from_google_storage import check_bucket_permissions
 from download_from_google_storage import get_sha1
 from download_from_google_storage import Gsutil
 from download_from_google_storage import printer_worker
 from download_from_google_storage import GSUTIL_DEFAULT_PATH
 
 USAGE_STRING = """%prog [options] target [target2 ...].
 Target is the file intended to be uploaded to Google Storage.
 If target is "-", then a list of files will be taken from standard input
 
 This script will generate a file (original filename).sha1 containing the
@@ skipping 207 matching lines @@
     gsutil = None
     for path in os.environ["PATH"].split(os.pathsep):
       if os.path.exists(path) and 'gsutil' in os.listdir(path):
         gsutil = Gsutil(os.path.join(path, 'gsutil'), boto_path=options.boto)
     if not gsutil:
       parser.error('gsutil not found in %s, bad depot_tools checkout?' %
                    GSUTIL_DEFAULT_PATH)
 
   base_url = 'gs://%s' % options.bucket
 
-  # Check we have a valid bucket with valid permissions.
-  code = check_bucket_permissions(base_url, gsutil)
-  if code:
-    return code
-
   return upload_to_google_storage(
       input_filenames, base_url, gsutil, options.force, options.use_md5,
       options.num_threads, options.skip_hashing)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))