Changes bench to output with git hash filename; cleans up bench_graph_svg to only handle bench aler…

buildbot/slave/skia_slave_scripts/check_for_regressions.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.
 
 """ Check for regressions in bench data. """
 
 from build_step import BuildStep
 from utils import shell_utils
 
 import os
 import sys
 
 
 class CheckForRegressions(BuildStep):
   def __init__(self, timeout=600, no_output_timeout=600, **kwargs):
     super(CheckForRegressions, self).__init__(
         timeout=timeout,
         no_output_timeout=no_output_timeout,
         **kwargs)
 
   def _RunInternal(self, representation):
-    path_to_bench_graph_svg = os.path.join('bench', 'bench_graph_svg.py')
+    path_to_check_bench_regressions = os.path.join('bench',
+        'check_bench_regressions.py')
     path_to_bench_expectations = os.path.join('bench',
         'bench_expectations_%s.txt' % self._builder_name)
     if not os.path.isfile(path_to_bench_expectations):
       print 'Skip due to missing expectations: %s' % path_to_bench_expectations
       return
-    graph_title = 'Bench_Performance_for_%s' % self._builder_name
-    cmd = ['python', path_to_bench_graph_svg,
+    cmd = ['python', path_to_check_bench_regressions,
+           '-a', representation,
+           '-b', self._builder_name,
            '-d', self._perf_data_dir,
            '-e', path_to_bench_expectations,
-           '-r', '-1',
-           '-f', '-1',
-           '-l', graph_title,
-           '-m', representation,
+           '-r', self._got_revision,
            ]
-    if self._builder_name.find('_Win') >= 0:
-      cmd.extend(['-i', 'c'])  # Ignore cpu time for Windows.
 
     shell_utils.Bash(cmd)
 
   def _Run(self):
     if self._perf_data_dir:
       self._RunInternal('25th')
 
 
 if '__main__' == __name__:
   sys.exit(BuildStep.RunBuildStep(CheckForRegressions))