Run auto-formatter (autopep8) on webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/tool/commands/stepsequence.py

 # Copyright (C) 2009 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 19 matching lines @@
 import sys
 
 from webkitpy.tool import steps
 
 from webkitpy.common.system.executive import ScriptError
 
 _log = logging.getLogger(__name__)
 
 
 class StepSequenceErrorHandler():
+
     @classmethod
     def handle_script_error(cls, tool, patch, script_error):
         raise NotImplementedError, "subclasses must implement"
 
     @classmethod
     def handle_checkout_needs_update(cls, tool, state, options, error):
         raise NotImplementedError, "subclasses must implement"
 
 
 class StepSequence(object):
+
     def __init__(self, steps):
         self._steps = steps or []
 
     def options(self):
         collected_options = [
             steps.Options.parent_command,
             steps.Options.quiet,
         ]
         for step in self._steps:
             collected_options = collected_options + step.options()
@@ skipping 18 matching lines @@
             state = {}
         try:
             self._run(tool, options, state)
         except ScriptError, e:
             if not options.quiet:
                 _log.error(e.message_with_output())
             if options.parent_command:
                 command = tool.command_by_name(options.parent_command)
                 command.handle_script_error(tool, state, e)
             self.exit_after_handled_error(e)