Remove Skia's forked buildbot code

slave/skia_slave_scripts/check_gs_timestamps.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.
-
-"""Checks that the timestamps of gm-actual directories on Google Storage match.
-
-Checks if the TIMESTAMP_LAST_UPLOAD_STARTED and TIMESTAMP_LAST_UPLOAD_COMPLETED
-files of all gm-actual directories on Google Storage match. This module can be
-run from the command-line like this:
-
-cd buildbot/third_party/chromium_buildbot/slave/\
-Test-Ubuntu12-ShuttleA-ATI5770-x86_64-Release/build/trunk
-
-PYTHONPATH=../../../../scripts:\
-../../../../site_config \
-python ../../../../../../slave/skia_slave_scripts/check_gs_timestamps.py \
---configuration "Debug" --target_platform "" --revision 0 \
---make_flags "" --test_args "" --gm_args "" \
---bench_args "" --perf_output_basedir "" \
---builder_name Test-Ubuntu12-ShuttleA-ATI5770-x86_64-Release \
---got_revision 0 --is_try False --dest_gsbase gs://rmistry
-
-"""
-
-import posixpath
-import sys
-
-from build_step import BuildStep
-from utils import old_gs_utils as gs_utils
-from utils import sync_bucket_subdir
-
-
-class CheckGoogleStorageTimestamps(BuildStep):
-
-  def _Run(self):
-    dest_gsbase = (self._args.get('dest_gsbase') or
-                   sync_bucket_subdir.DEFAULT_PERFDATA_GS_BASE)
-
-    # gm-actual directories are of the form:
-    # gs://chromium-skia-gm/playback/gm-actual/platform/builder-name/platform/*
-    # We first get all directories under the first platform dir then get all
-    # directories under the builder-name and finally get the timestamp files
-    # from the final platform dir.
-
-    # Get a list of all platform_dirs.
-    platform_dirs = gs_utils.list_storage_directory(
-        dest_gsbase=dest_gsbase,
-        subdir=posixpath.join(
-            self._storage_playback_dirs.PlaybackRootDir(), 'gm-actual'))
-
-    # Get a list of all platform_builder_dirs.
-    platform_builder_dirs = []
-    for platform_dir in platform_dirs:
-      platform_builder_dirs.extend(gs_utils.list_storage_directory(
-          dest_gsbase=platform_dir,
-          subdir=''))
-    # TODO(rmistry): Ignoring Trybot builders for now. Enable them when they
-    # are more stable. When I ran this script locally they were the only
-    # builders which had differing started and completed timestamps.
-    platform_builder_dirs = filter(
-        lambda x: not x.endswith(posixpath.join('_Trybot', '')),
-        platform_builder_dirs)
-
-    # Get the final list of all platform_builder_platform_dirs.
-    platform_builder_platform_dirs = []
-    for platform_and_builder_dir in platform_builder_dirs:
-      platform_builder_platform_dirs.extend(gs_utils.list_storage_directory(
-          dest_gsbase=platform_and_builder_dir,
-          subdir=''))
-
-    # Check TIMESTAMP_LAST_UPLOAD_STARTED and TIMESTAMP_LAST_UPLOAD_COMPLETED in
-    # each platform_builder_platform directory.
-    failed_gm_actual_dirs = []
-    for timestamp_dir in platform_builder_platform_dirs:
-      gm_actual_started_timestamp = gs_utils.read_timestamp_file(
-          timestamp_file_name=gs_utils.TIMESTAMP_STARTED_FILENAME,
-          gs_base=timestamp_dir,
-          gs_relative_dir='')
-      gm_actual_completed_timestamp = gs_utils.read_timestamp_file(
-          timestamp_file_name=gs_utils.TIMESTAMP_COMPLETED_FILENAME,
-          gs_base=timestamp_dir,
-          gs_relative_dir='')
-      if gm_actual_started_timestamp != gm_actual_completed_timestamp:
-        failed_gm_actual_dirs.append(timestamp_dir)
-
-    if failed_gm_actual_dirs:
-      exception_txt = (
-          '\n\nThese are the gm-actual directories with timestamps that do not '
-          'match: %s\n'
-          'This indicates one of two things (can be determined by examining '
-          'the directory):\n'
-          '* The builder is currently running and is in the process of '
-          'updating its gm-actual directory. In this case we do not need to do '
-          'anything.\n'
-          '* The builder\'s gm-actual directory is in an inconsistent state '
-          'and needs to be manually fixed by deleting its '
-          'TIMESTAMP_LAST_UPLOAD_COMPLETED directory.\n\n'
-              % failed_gm_actual_dirs)
-      exception_txt += ('Investigate the suspect directories with the following'
-                        ' command(s):\n')
-      for failed_gm_actual_dir in failed_gm_actual_dirs:
-        exception_txt += 'gsutil ls -l %sTIMESTAMP*\n' % failed_gm_actual_dir
-      exception_txt += '\n'
-      raise Exception(exception_txt)
-
-
-if '__main__' == __name__:
-  sys.exit(BuildStep.RunBuildStep(CheckGoogleStorageTimestamps))