Remove Skia's forked buildbot code

slave/skia_slave_scripts/download_skps.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.
-
-""" Download the SKPs. """
-
-from build_step import BuildStep
-from utils import old_gs_utils as gs_utils
-from utils import sync_bucket_subdir
-import os
-import posixpath
-import sys
-
-
-class DownloadSKPs(BuildStep):
-  def __init__(self, timeout=12800, no_output_timeout=9600, **kwargs):
-    super (DownloadSKPs, self).__init__(
-        timeout=timeout,
-        no_output_timeout=no_output_timeout,
-        **kwargs)
-
-  def _Run(self):
-    dest_gsbase = (self._args.get('dest_gsbase') or
-                   sync_bucket_subdir.DEFAULT_PERFDATA_GS_BASE)
-    version_file = 'SKP_VERSION'
-    expected_skp_version = None
-    with open(version_file) as f:
-      expected_skp_version = f.read().rstrip()
-    actual_skp_version = None
-    actual_version_file = os.path.join(
-        self._local_playback_dirs.PlaybackSkpDir(), version_file)
-    if os.path.isfile(actual_version_file):
-      with open(actual_version_file) as f:
-        actual_skp_version = f.read().rstrip()
-    if actual_skp_version != expected_skp_version:
-      self._flavor_utils.CreateCleanHostDirectory(
-          self._local_playback_dirs.PlaybackSkpDir())
-      gs_relative_dir = (
-          self._storage_playback_dirs.PlaybackSkpDir(expected_skp_version))
-      print '\n\n========Downloading skp files from Google Storage========\n\n'
-      gs_utils.download_dir_contents(
-          remote_src_dir=posixpath.join(dest_gsbase, gs_relative_dir),
-          local_dest_dir=self._local_playback_dirs.PlaybackRootDir(),
-          multi=False)
-      with open(actual_version_file, 'w') as f:
-        f.write(expected_skp_version)
-
-
-if '__main__' == __name__:
-  sys.exit(BuildStep.RunBuildStep(DownloadSKPs))