Remove a bunch of unused webkitpy code from tool/, common/checkout/ and common/config/

Tools/Scripts/webkitpy/tool/steps/commit_unittest.py

-# Copyright (C) 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
-# in the documentation and/or other materials provided with the
-# distribution.
-#    * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# 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 webkitpy.thirdparty.unittest2 as unittest
-
-from webkitpy.common.system.outputcapture import OutputCapture
-from webkitpy.common.system.executive import ScriptError
-from webkitpy.common.system.executive_mock import MockExecutive
-from webkitpy.tool.mocktool import MockOptions, MockTool
-from webkitpy.tool.steps.commit import Commit
-
-
-class CommitTest(unittest.TestCase):
-    def _test_check_test_expectations(self, filename):
-        capture = OutputCapture()
-        options = MockOptions()
-        options.git_commit = ""
-        options.non_interactive = True
-
-        tool = MockTool()
-        tool.user = None  # Will cause any access of tool.user to raise an exception.
-        step = Commit(tool, options)
-        state = {
-            "changed_files": [filename + "XXX"],
-        }
-
-        tool.executive = MockExecutive(should_log=True, should_throw_when_run=False)
-        expected_logs = "Committed r49824: <http://trac.webkit.org/changeset/49824>\n"
-        capture.assert_outputs(self, step.run, [state], expected_logs=expected_logs)
-
-        state = {
-            "changed_files": ["platform/chromium/" + filename],
-        }
-        expected_logs = """MOCK run_and_throw_if_fail: ['mock-check-webkit-style', '--diff-files', 'platform/chromium/%s'], cwd=/mock-checkout/third_party/WebKit
-Committed r49824: <http://trac.webkit.org/changeset/49824>
-""" % filename
-        capture.assert_outputs(self, step.run, [state], expected_logs=expected_logs)
-
-        tool.executive = MockExecutive(should_log=True, should_throw_when_run=set(["platform/chromium/" + filename]))
-        self.assertRaises(ScriptError, capture.assert_outputs, self, step.run, [state])
-
-    def test_check_test_expectations(self):
-        self._test_check_test_expectations('TestExpectations')