Add deprecated annotation for events in API documentation.

chrome/common/extensions/docs/server2/api_data_source.py

 # Copyright (c) 2012 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.
 
 import copy
 import json
 import logging
 import os
 from collections import defaultdict, Mapping
 
@@ skipping 161 matching lines @@
 
   def _GenerateFunction(self, function):
     function_dict = {
       'name': function.simple_name,
       'description': self._FormatDescription(function.description),
       'callback': self._GenerateCallback(function.callback),
       'parameters': [],
       'returns': None,
       'id': _CreateId(function, 'method')
     }
-    if (function.deprecated is not None):
+    if function.deprecated is not None:
       function_dict['deprecated'] = self._FormatDescription(
           function.deprecated)
     if (function.parent is not None and
         not isinstance(function.parent, model.Namespace)):
       function_dict['parentName'] = function.parent.simple_name
     if function.returns:
       function_dict['returns'] = self._GenerateType(function.returns)
     for param in function.params:
       function_dict['parameters'].append(self._GenerateProperty(param))
     if function.callback is not None:
@@ skipping 19 matching lines @@
       'filters': [self._GenerateProperty(f) for f in event.filters],
       'conditions': [self._GetLink(condition)
                      for condition in event.conditions],
       'actions': [self._GetLink(action) for action in event.actions],
       'supportsRules': event.supports_rules,
       'supportsListeners': event.supports_listeners,
       'properties': [],
       'id': _CreateId(event, 'event'),
       'byName': {},
     }
+    if event.deprecated is not None:
+      event_dict['deprecated'] = self._FormatDescription(
+          event.deprecated)
     if (event.parent is not None and
         not isinstance(event.parent, model.Namespace)):
       event_dict['parentName'] = event.parent.simple_name
     # Add the Event members to each event in this object.
     # If refs are disabled then don't worry about this, since it's only needed
     # for rendering, and disable_refs=True implies we're not rendering.
     if self._event_byname_function and not self._disable_refs:
       event_dict['byName'].update(self._event_byname_function())
     # We need to create the method description for addListener based on the
     # information stored in |event|.
@@ skipping 427 matching lines @@
 
     if disable_refs:
       cache, ext = (
           (self._idl_cache_no_refs, '.idl') if (unix_name in idl_names) else
           (self._json_cache_no_refs, '.json'))
     else:
       cache, ext = ((self._idl_cache, '.idl') if (unix_name in idl_names) else
                     (self._json_cache, '.json'))
     return self._GenerateHandlebarContext(
         cache.GetFromFile('%s/%s%s' % (self._base_path, unix_name, ext)).Get())