Remove remaining unused imports in webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/base.py

 # Copyright (C) 2010 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 12 matching lines @@
 # 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.
 
 """Abstract base class of Port-specific entry points for the layout tests
 test infrastructure (the Port and Driver classes).
 """
 
+from functools import reduce  # pylint: disable=redefined-builtin
+import cgi
 import collections
-import cgi
 import difflib
 import errno
 import functools
 import itertools
 import json
 import logging
 import operator
 import optparse
 import re
 import sys
 
 from webkitpy.common import find_files
 from webkitpy.common import read_checksum_from_png
 from webkitpy.common.memoized import memoized
 from webkitpy.common.system.executive import ScriptError
 from webkitpy.common.system.path import cygpath, abspath_to_uri
 from webkitpy.common.webkit_finder import WebKitFinder
 from webkitpy.layout_tests.layout_package.bot_test_expectations import BotTestExpectationsFactory
 from webkitpy.layout_tests.models import test_run_results
 from webkitpy.layout_tests.models.test_configuration import TestConfiguration
 from webkitpy.layout_tests.models.test_expectations import SKIP
 from webkitpy.layout_tests.port import driver
 from webkitpy.layout_tests.port import server_process
 from webkitpy.layout_tests.port.factory import PortFactory
 from webkitpy.layout_tests.servers import apache_http
 from webkitpy.layout_tests.servers import pywebsocket
 from webkitpy.layout_tests.servers import wptserve
-from functools import reduce  # pylint: disable=redefined-builtin
 
 _log = logging.getLogger(__name__)
 
 
 # FIXME: This class should merge with WebKitPort now that Chromium behaves mostly like other webkit ports.
 class Port(object):
     """Abstract class for Port-specific hooks for the layout_test package."""
 
     # Subclasses override this. This should indicate the basic implementation
     # part of the port name, e.g., 'mac', 'win', 'gtk'; there is probably (?)
@@ skipping 1767 matching lines @@
 
     def __init__(self, base, args, reference_args=None):
         self.name = base
         self.base = base
         self.args = args
         self.reference_args = args if reference_args is None else reference_args
         self.tests = set()
 
     def __repr__(self):
         return "PhysicalTestSuite('%s', '%s', %s, %s)" % (self.name, self.base, self.args, self.reference_args)