Remove wpt-export and wpt-import.

Now bots refer to //third_party/blink/tools/wpt_{export,import}.py.
These files in //third_party/WebKit/Tools/Scripts are unnecessary.

NOPRESUBMIT=true

Bug: 829697
Change-Id: I594677a4ccd4791c89b9ce257318a2b5c800e8c9
Reviewed-on: https://chromium-review.googlesource.com/1013856Reviewed-by: Quinten Yearsley <qyearsley@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#551665}

third_party/WebKit/Tools/Scripts/wpt-export

-#!/usr/bin/env vpython
-# Copyright 2017 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Pushes changes to web-platform-tests inside Chromium to the upstream repo."""
-
-from webkitpy.common import exit_codes
-from webkitpy.common.host import Host
-
-from webkitpy.w3c.test_exporter import TestExporter
-
-
-def main():
-    host = Host()
-    exporter = TestExporter(host)
-    try:
-        success = exporter.main()
-        host.exit(0 if success else 1)
-    except KeyboardInterrupt:
-        host.print_('Interrupted, exiting')
-        host.exit(exit_codes.INTERRUPTED_EXIT_STATUS)
-
-
-if __name__ == '__main__':
-    main()

third_party/WebKit/Tools/Scripts/wpt-import

-#!/usr/bin/env vpython
-# Copyright 2014 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Pulls the latest revisions of the web-platform-tests."""
-
-from webkitpy.common import exit_codes
-from webkitpy.common.host import Host
-from webkitpy.w3c.test_importer import TestImporter
-
-
-def main():
-    host = Host()
-    importer = TestImporter(host)
-    try:
-        host.exit(importer.main())
-    except KeyboardInterrupt:
-        host.print_("Interrupted, exiting")
-        host.exit(exit_codes.INTERRUPTED_EXIT_STATUS)
-
-
-if __name__ == '__main__':
-    main()

third_party/WebKit/Tools/Scripts/wpt-import.vpython

-wheel: <
-  name: "infra/python/wheels/google_api_python_client-py2_py3"
-  version: "version:1.6.2"
->
-
-wheel: <
-  name: "infra/python/wheels/httplib2-py2_py3"
-  version: "version:0.10.3"
->
-
-wheel: <
-  name: "infra/python/wheels/uritemplate-py2_py3"
-  version: "version:3.0.0"
->
-
-wheel: <
-  name: "infra/python/wheels/oauth2client-py2_py3"
-  version: "version:4.0.0"
->
-
-wheel: <
-  name: "infra/python/wheels/rsa-py2_py3"
-  version: "version:3.4.2"
->
-
-wheel: <
-  name: "infra/python/wheels/pyasn1-py2_py3"
-  version: "version:0.2.3"
->
-
-wheel: <
-  name: "infra/python/wheels/pyasn1_modules-py2_py3"
-  version: "version:0.0.8"
->
-
-wheel: <
-  name: "infra/python/wheels/six-py2_py3"
-  version: "version:1.10.0"
->