Move bindings tooling scripts to Tools/Scripts/webkitpy/bindings

third_party/WebKit/Tools/Scripts/webkitpy/bindings/generate_idl_diff.py

 #!/usr/bin/env python
 # Copyright 2015 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.
 
 """generate_idl_diff.py is a script that generates a diff of two given IDL files.
 Usage: generate_idl_diff.py old_file.json new_file.json diff_file.json
     old_file.json: An input json file including idl data of old Chrome version
     new_file.json: An input json file including idl data of new Chrome version
     diff_file.json: An output json file expressing a diff between old_file.json
         and new_file.json
 """
 
 import json
-import os
 import sys
 
-
+# pylint: disable=W0105
 """Data structure of input files of this script.
 The format of the json files is as follows. Each json file contains multiple
 "interface"s. Each "interface" contains 'ExtAttributes', 'Consts', 'Attributes'
 and 'Operations'. Each item in them are called a "member".
     {'InterfaceName': {
             'ExtAttributes': [{'Name': '...'},
                                ...,
                              ],
             'Consts': [{'Type': '...',
                         'Name': '...',
@@ skipping 146 matching lines @@
     new_json_file = argv[1]
     output_file = argv[2]
     old_interfaces = load_json_file(old_json_file)
     new_interfaces = load_json_file(new_json_file)
     diff = interfaces_diff(old_interfaces, new_interfaces)
     write_diff(diff, output_file)
 
 
 if __name__ == '__main__':
     main(sys.argv[1:])