Check in the thirdparty libs needed for webkitpy.

Tools/Scripts/webkitpy/common/checkout/checkout_unittest.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.
 
 import codecs
 import os
 import shutil
 import tempfile
-import unittest2 as unittest
+from webkitpy.thirdparty import unittest2 as unittest
 
 from .checkout import Checkout
 from .scm import SCMDetector
 from .scm.scm_mock import MockSCM
 from webkitpy.common.webkit_finder import WebKitFinder
 from webkitpy.common.system.executive import Executive, ScriptError
 from webkitpy.common.system.filesystem import FileSystem  # FIXME: This should not be needed.
 from webkitpy.common.system.filesystem_mock import MockFileSystem
 from webkitpy.common.system.executive_mock import MockExecutive
 from webkitpy.common.system.outputcapture import OutputCapture
 from webkitpy.thirdparty.mock import Mock
 
 
 class CheckoutTest(unittest.TestCase):
     def _make_checkout(self):
         return Checkout(scm=MockSCM(), filesystem=MockFileSystem(), executive=MockExecutive())
 
     def test_apply_patch(self):
         checkout = self._make_checkout()
         checkout._executive = MockExecutive(should_log=True)
         checkout._scm.script_path = lambda script: script
         mock_patch = Mock()
         mock_patch.contents = lambda: "foo"
         mock_patch.reviewer = lambda: None
         expected_logs = "MOCK run_command: ['svn-apply', '--force'], cwd=/mock-checkout, input=foo\n"
         OutputCapture().assert_outputs(self, checkout.apply_patch, [mock_patch], expected_logs=expected_logs)