Empty webkitpy/tool/steps/__init__.py; update imports.

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 11 matching lines @@
 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 import logging
 import sys
 
-from webkitpy.tool import steps
+from webkitpy.tool.steps.options import Options
 
 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,
+            Options.parent_command,
+            Options.quiet,
         ]
         for step in self._steps:
             collected_options = collected_options + step.options()
         # Remove duplicates.
         collected_options = sorted(set(collected_options))
         return collected_options
 
     def _run(self, tool, options, state):
         for step in self._steps:
             step(tool, options).run(state)
@@ skipping 11 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)