Revert 143896 - Filtered events.

chrome/chrome_browser_extensions.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 240 matching lines @@
         'browser/extensions/convert_user_script.h',
         'browser/extensions/convert_web_app.cc',
         'browser/extensions/convert_web_app.h',
         'browser/extensions/crx_installer.cc',
         'browser/extensions/crx_installer.h',
         'browser/extensions/crx_installer_error.h',
         'browser/extensions/default_apps.cc',
         'browser/extensions/default_apps.h',
         'browser/extensions/default_apps_trial.cc',
         'browser/extensions/default_apps_trial.h',
-        'browser/extensions/event_listener_map.cc',
-        'browser/extensions/event_listener_map.h',
         'browser/extensions/extension_activity_log.cc',
         'browser/extensions/extension_activity_log.h',
         'browser/extensions/extension_browser_event_router.cc',
         'browser/extensions/extension_browser_event_router.h',
         'browser/extensions/extension_context_menu_model.cc',
         'browser/extensions/extension_context_menu_model.h',
         'browser/extensions/extension_creator.cc',
         'browser/extensions/extension_creator.h',
         'browser/extensions/extension_creator_filter.cc',
         'browser/extensions/extension_creator_filter.h',
@@ skipping 423 matching lines @@
             'browser/extensions/api/usb/usb_api.h',
             'browser/extensions/api/usb/usb_device_resource.cc',
             'browser/extensions/api/usb/usb_device_resource.h',
           ],
         }],
       ],
     },
   ],
 }