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

Tools/Scripts/webkitpy/common/checkout/checkout.py

Index: Tools/Scripts/webkitpy/common/checkout/checkout.py
diff --git a/Tools/Scripts/webkitpy/common/checkout/checkout.py b/Tools/Scripts/webkitpy/common/checkout/checkout.py
deleted file mode 100644
index 6b640d0d3c48a9ad4a6ec9baa3c1c59846beb179..0000000000000000000000000000000000000000
--- a/Tools/Scripts/webkitpy/common/checkout/checkout.py
+++ /dev/null
@@ -1,78 +0,0 @@
-# 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
-# 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 StringIO
-
-from webkitpy.common.config import urls
-from webkitpy.common.checkout.scm import CommitMessage
-from webkitpy.common.checkout.deps import DEPS
-from webkitpy.common.memoized import memoized
-from webkitpy.common.system.executive import ScriptError
-
-
-# This class represents the WebKit-specific parts of the checkout.
-# NOTE: All paths returned from this class should be absolute.
-class Checkout(object):
-    def __init__(self, scm, executive=None, filesystem=None):
-        self._scm = scm
-        # FIXME: We shouldn't be grabbing at private members on scm.
-        self._executive = executive or self._scm._executive
-        self._filesystem = filesystem or self._scm._filesystem
-
-    def _modified_files_matching_predicate(self, git_commit, predicate, changed_files=None):
-        # SCM returns paths relative to scm.checkout_root
-        # Callers (especially those using the ChangeLog class) may
-        # expect absolute paths, so this method returns absolute paths.
-        if not changed_files:
-            changed_files = self._scm.changed_files(git_commit)
-        return filter(predicate, map(self._scm.absolute_path, changed_files))
-
-    def recent_commit_infos_for_files(self, paths):
-        revisions = set(sum(map(self._scm.revisions_changing_file, paths), []))
-        return set(map(self.commit_info_for_revision, revisions))
-
-    def apply_patch(self, patch):
-        # It's possible that the patch was not made from the root directory.
-        # We should detect and handle that case.
-        # FIXME: Move _scm.script_path here once we get rid of all the dependencies.
-        # --force (continue after errors) is the common case, so we always use it.
-        args = [self._scm.script_path('svn-apply'), "--force"]
-        if patch.reviewer():
-            args += ['--reviewer', patch.reviewer().full_name]
-        self._executive.run_command(args, input=patch.contents(), cwd=self._scm.checkout_root)
-
-    def apply_reverse_diff(self, revision):
-        self._scm.apply_reverse_diff(revision)
-
-        conflicts = self._scm.conflicted_files()
-        if len(conflicts):
-            raise ScriptError(message="Failed to apply reverse diff for revision %s because of the following conflicts:\n%s" % (revision, "\n".join(conflicts)))
-
-    def apply_reverse_diffs(self, revision_list):
-        for revision in sorted(revision_list, reverse=True):
-            self.apply_reverse_diff(revision)