Remove remaining unused imports in webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/views/printing.py

 # Copyright (C) 2010, 2012 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 13 matching lines @@
 # 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.
 
 """Package that handles non-debug, non-file output for run-webkit-tests."""
 
 import math
 import optparse
 
+from webkitpy.layout_tests.models import test_expectations
+from webkitpy.layout_tests.views.metered_stream import MeteredStream
 from webkitpy.tool import grammar
-from webkitpy.layout_tests.models import test_expectations
-from webkitpy.layout_tests.models.test_expectations import TestExpectationParser
-from webkitpy.layout_tests.models.test_expectations import TestExpectations
-from webkitpy.layout_tests.views.metered_stream import MeteredStream
 
 
 NUM_SLOW_TESTS_TO_LOG = 10
 
 
 def print_options():
     return [
         optparse.make_option('--debug-rwt-logging', action='store_true', default=False,
                              help='print timestamps and debug information for run-webkit-tests itself'),
         optparse.make_option('--details', action='store_true', default=False,
@@ skipping 386 matching lines @@
         self._meter.write_throttled_update(msg)
 
     def write_update(self, msg):
         self._meter.write_update(msg)
 
     def writeln(self, msg):
         self._meter.writeln(msg)
 
     def flush(self):
         self._meter.flush()