Make links to samples and re-enable sample list for api references.

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 json
 import os
 
 from file_system import FileNotFoundError
 import compiled_file_system as compiled_fs
 from handlebar_dict_generator import HandlebarDictGenerator
@@ skipping 78 matching lines @@
     api_perms = perms.get(path, None)
     if api_perms is None:
       return None
     if api_perms['channel'] == 'dev':
       api_perms['dev'] = True
     return api_perms
 
   def _GenerateHandlebarContext(self, handlebar, path):
     return_dict = {
       'permissions': self._GetFeature(path),
-      # Disabled to help with performance until we figure out
-      # http://crbug.com/142011.
-      'samples': None # _LazySamplesGetter(path, self._samples)
+      'samples': _LazySamplesGetter(path, self._samples)
     }
     return_dict.update(handlebar.Generate())
     return return_dict
 
   def __getitem__(self, key):
     return self.get(key)
 
   def get(self, key):
     path, ext = os.path.splitext(key)
     unix_name = model.UnixName(path)
     idl_names = self._idl_names_cache.GetFromFileListing(self._base_path)
     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)),
         path)