IDL build: Split global object computation into core and modules

Source/bindings/scripts/compute_interfaces_info_overall.py

 #!/usr/bin/python
 #
 # Copyright (C) 2013 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.
@@ skipping 63 matching lines @@
 code changes (for inherited extended attributes).
 
 Design doc: http://www.chromium.org/developers/design-documents/idl-build
 """
 
 from collections import defaultdict
 import cPickle as pickle
 import optparse
 import sys
 
-from utilities import write_pickle_file
+from utilities import read_pickle_files, write_pickle_file
 
 INHERITED_EXTENDED_ATTRIBUTES = set([
     'ActiveDOMObject',
     'DependentLifetime',
     'GarbageCollected',
     'WillBeGarbageCollected',
 ])
 
 # Main variable (filled in and exported)
 interfaces_info = {}
@@ skipping 35 matching lines @@
             continue
         existing_value = existing[key]
         for inner_key, inner_value in value.iteritems():
             existing_value[inner_key].extend(inner_value)
 
 
 ################################################################################
 # Computations
 ################################################################################
 
-def read_interfaces_info(interfaces_info_individual_filenames):
-    # Read in individual info from files
-    for interfaces_info_individual_filename in interfaces_info_individual_filenames:
-        with open(interfaces_info_individual_filename) as interfaces_info_individual_file:
-            yield pickle.load(interfaces_info_individual_file)
-
-
 def compute_inheritance_info(interface_name):
     """Compute inheritance information, namely ancestors and inherited extended attributes."""
     def generate_ancestors(interface_name):
         while interface_name in parent_interfaces:
             interface_name = parent_interfaces[interface_name]
             yield interface_name
 
     ancestors = list(generate_ancestors(interface_name))
     inherited_extended_attributes = inherited_extended_attributes_by_interface[interface_name]
     for ancestor in ancestors:
@@ skipping 95 matching lines @@
         del interface_info['is_legacy_treat_as_partial_interface']
         del interface_info['parent']
 
 
 ################################################################################
 
 def main():
     options, args = parse_options()
     # args = Input1, Input2, ..., Output
     interfaces_info_filename = args.pop()
-    info_individuals = read_interfaces_info(args)
+    info_individuals = read_pickle_files(args)
 
     compute_interfaces_info_overall(info_individuals)
     write_pickle_file(interfaces_info_filename,
                       interfaces_info,
                       options.write_file_only_if_changed)
 
 
 if __name__ == '__main__':
     sys.exit(main())