Revert of [Bindings] Remove aggregation of generated binding code

third_party/WebKit/Source/bindings/scripts/generate_init_partial_interfaces.py

 #!/usr/bin/python
 # 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.
 
 """Generate initPartialInterfacesInModules(), which registers partial interfaces in modules to core interfaces."""
 
 import cPickle as pickle
 from optparse import OptionParser
 import os
 import posixpath
 import sys
-from utilities import get_file_contents
-from utilities import idl_filename_to_interface_name
+from utilities import write_file
+
+from aggregate_generated_bindings import extract_meta_data
 from utilities import read_idl_files_list_from_file
-from utilities import should_generate_impl_file_from_idl
-from utilities import write_file
 
 
 _COPYRIGHT = """// 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.
 
 """
 
 _INIT_PARTIAL_INTERFACE = """%s
 %s
@@ skipping 21 matching lines @@
     if options.output is None:
         parser.error('Must specify output file using --output.')
     if options.idl_files_list is None:
         parser.error('Must specify a list of IDL files using --idl-files-list.')
     if options.write_file_only_if_changed is None:
         parser.error('Must specify whether file is only written if changed using --write-file-only-if-changed.')
     options.write_file_only_if_changed = bool(options.write_file_only_if_changed)
     return options
 
 
-def extract_meta_data(file_paths):
-    """Extracts interface name from each IDL file."""
-    meta_data_list = []
-
-    for file_path in file_paths:
-        if not file_path.endswith('.idl'):
-            print 'WARNING: non-IDL file passed: "%s"' % file_path
-            continue
-        if not os.path.exists(file_path):
-            print 'WARNING: file not found: "%s"' % file_path
-            continue
-
-        idl_file_contents = get_file_contents(file_path)
-        if not should_generate_impl_file_from_idl(idl_file_contents):
-            continue
-
-        # Extract interface name from file name
-        interface_name = idl_filename_to_interface_name(file_path)
-
-        meta_data = {
-            'name': interface_name,
-        }
-        meta_data_list.append(meta_data)
-
-    return meta_data_list
-
-
 def main():
     options = parse_options()
 
     idl_file_names = read_idl_files_list_from_file(options.idl_files_list, is_gyp_format=options.gyp_format_list)
 
     meta_data_list = extract_meta_data(idl_file_names)
     interface_names = ['V8%sPartial' % meta_data['name']
                        for meta_data in meta_data_list]
     interface_names.sort()
 
     includes = ['#include "bindings/modules/v8/%s.h"' % interface_name
                 for interface_name in interface_names]
     initialize_calls = ['    %s::initialize();' % interface_name
                         for interface_name in interface_names]
 
     content = _INIT_PARTIAL_INTERFACE % (
         _COPYRIGHT,
         '\n'.join(includes),
         '\n'.join(initialize_calls))
 
     write_file(content, options.output,
                only_if_changed=options.write_file_only_if_changed)
 
 
 if __name__ == '__main__':
     sys.exit(main())