Changes bench_graph_svg.py test to check_bench_regressions.py test; deletes deprecated chunks in sy…

buildbot/slave/skia_slave_scripts/utils/sync_bucket_subdir.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.
 
 """Synchronize multiple files with a Google Storage Bucket and subdir.
 For a lack of a better word 'synchronization' was used, warnings:
 1) Downloads files that are not found locally
 2) Uploads files that are not found in the bucket
 3) Does NOT check version, date or content of the file. If the file is reported
@@ skipping 59 matching lines @@
 
   # Download only files not present on the local dir
   if do_download:
     to_download = cloud_files.difference(local_files)
     for file_name in to_download:
       match = re.search(filenames_filter, file_name)
       if not match:
         raise Exception('ERROR: found filename %s on remote filesystem'
                         'that does not match filter %s' % (file_name,
                                                            filenames_filter))
-      #TODO(borenet): find alternative ways to handle revision ordering in git.
-      #if int(match.group(1)) >= min_download_revision:
-      download_from_bucket.DownloadFromBucket(
-          posixpath.join(gsbase_subdir, file_name), directory)
 
   # Uploads only files not present on the cloud storage
   if do_upload:
     to_upload = local_files.difference(cloud_files)
     for file_name in to_upload:
       if file_name not in IGNORE_UPLOAD_FILENAMES:
         match = re.search(filenames_filter, file_name)
         if not match:
           raise Exception('ERROR: %s trying to upload unknown file name.' % (
                           file_name))
         # Ignore force builds without a revision number.
         if match.group(1) != '':
           upload_to_bucket.upload_to_bucket(os.path.join(directory, file_name),
                                             dest_gsbase,
                                             subdir)
   return 0