[PerfTry] Make it possible to ./run_benchmark try within tools/perf

third_party/WebKit/Tools/PRESUBMIT.py

-# 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.
-
-"""Top-level presubmit script for bisect/perf trybot.
-
-See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
-details on the presubmit API built into gcl.
-"""
-
-import imp
-import os
-
-
-def _ExamineConfigFiles(input_api):
-    for f in input_api.AffectedFiles():
-        if (not f.LocalPath().endswith('run-perf-test.cfg')):
-            continue
-
-        try:
-            cfg_file = imp.load_source('config', os.path.basename(f.LocalPath()))
-
-            for k, v in cfg_file.config.iteritems():
-                if v:
-                    return f.LocalPath()
-        except (IOError, AttributeError, TypeError):
-            return f.LocalPath()
-
-    return None
-
-
-def _CheckNoChangesToBisectConfigFile(input_api, output_api):
-    results = _ExamineConfigFiles(input_api)
-    if results:
-        return [output_api.PresubmitError(
-            'The perf try config file should only contain a config dict with '
-            'empty fields. Changes to this file should never be submitted.',
-            items=[results])]
-
-    return []
-
-
-def CommonChecks(input_api, output_api):
-    results = []
-    results.extend(_CheckNoChangesToBisectConfigFile(input_api, output_api))
-    return results
-
-
-def CheckChangeOnUpload(input_api, output_api):
-    return CommonChecks(input_api, output_api)
-
-
-def CheckChangeOnCommit(input_api, output_api):
-    return CommonChecks(input_api, output_api)