IDL roll.

core/scripts/make_runtime_features.py

 #!/usr/bin/env 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.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 79 matching lines @@
                 enabled_condition += " && is%sEnabled" % dependant_name
             feature['enabled_condition'] = enabled_condition
         self._non_custom_features = filter(lambda feature: not feature['custom'], self._all_features)
 
     def _lower_first(self, string):
         lowered = string[0].lower() + string[1:]
         lowered = lowered.replace("cSS", "css")
         lowered = lowered.replace("iME", "ime")
         return lowered
 
-    def _wrap_with_condition(self, string, condition):
-        if not condition:
-            return string
-        return "#if ENABLE(%(condition)s)\n%(string)s\n#endif" % { 'condition' : condition, 'string' : string }
-
     def _method_declaration(self, feature):
         if feature['custom']:
             return "    static bool %(first_lowered_name)sEnabled();\n" % feature
         unconditional = """    static void set%(name)sEnabled(bool isEnabled) { is%(name)sEnabled = isEnabled; }
     static bool %(first_lowered_name)sEnabled() { return %(enabled_condition)s; }
 """
         conditional = "#if ENABLE(%(condition)s)\n" + unconditional + """#else
     static void set%(name)sEnabled(bool) { }
     static bool %(first_lowered_name)sEnabled() { return false; }
 #endif
 """
         template = conditional if feature['condition'] else unconditional
         return template % feature
 
     def _storage_declarations(self, feature):
         declaration = "    static bool is%(name)sEnabled;" % feature
-        return self._wrap_with_condition(declaration, feature['condition'])
+        return self.wrap_with_condition(declaration, feature['condition'])
 
     def generate_header(self):
         return HEADER_TEMPLATE % {
             'class_name' : self.class_name,
             'license' : license.license_for_generated_cpp(),
             'method_declarations' : "\n".join(map(self._method_declaration, self._all_features)),
             'storage_declarations' : "\n".join(map(self._storage_declarations, self._non_custom_features)),
         }
 
     def _storage_definition(self, feature):
         definition = "bool RuntimeEnabledFeatures::is%(name)sEnabled = %(default)s;" % feature
-        return self._wrap_with_condition(definition, feature['condition'])
+        return self.wrap_with_condition(definition, feature['condition'])
 
     def generate_implementation(self):
         return IMPLEMENTATION_TEMPLATE % {
             'class_name' : self.class_name,
             'license' : license.license_for_generated_cpp(),
             'storage_definitions' : "\n".join(map(self._storage_definition, self._non_custom_features)),
         }
 
 
 if __name__ == "__main__":
     in_generator.Maker(RuntimeFeatureWriter).main(sys.argv)