Expose UseCounter::Feature enum out of blink as WebFeature

third_party/WebKit/Source/bindings/scripts/v8_utilities.py

 # 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
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 354 matching lines @@
     if interface.is_partial:
         return ''.join([cpp_class_name, 'Partial'])
     return cpp_class_name
 
 
 # [MeasureAs]
 def measure_as(definition_or_member, interface):
     extended_attributes = definition_or_member.extended_attributes
     if 'MeasureAs' in extended_attributes:
         includes.add('core/frame/UseCounter.h')
+        includes.add('public/platform/WebFeature.h')
         return lambda suffix: extended_attributes['MeasureAs']
     if 'Measure' in extended_attributes:
         includes.add('core/frame/UseCounter.h')
+        includes.add('public/platform/WebFeature.h')
         measure_as_name = capitalize(definition_or_member.name)
         if interface is not None:
             measure_as_name = '%s_%s' % (capitalize(interface.name), measure_as_name)
         return lambda suffix: 'V8%s_%s' % (measure_as_name, suffix)
     return None
 
 
 # [OriginTrialEnabled]
 def origin_trial_enabled_function_name(definition_or_member):
     """Returns the name of the OriginTrials enabled function.
@@ skipping 268 matching lines @@
         return None
 
 
 IdlInterface.legacy_caller = property(legacy_caller)
 IdlInterface.indexed_property_getter = property(indexed_property_getter)
 IdlInterface.indexed_property_setter = property(indexed_property_setter)
 IdlInterface.indexed_property_deleter = property(indexed_property_deleter)
 IdlInterface.named_property_getter = property(named_property_getter)
 IdlInterface.named_property_setter = property(named_property_setter)
 IdlInterface.named_property_deleter = property(named_property_deleter)