Introduce WebRequestEventRouterDelegate.

extensions/extensions.gyp

 # Copyright 2013 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 266 matching lines @@
         '../components/components.gyp:pref_registry',
         '../components/components.gyp:sessions',
         '../components/components.gyp:storage_monitor',
         '../components/components.gyp:web_modal',
         '../content/content.gyp:content_browser',
         '../device/bluetooth/bluetooth.gyp:device_bluetooth',
         '../device/serial/serial.gyp:device_serial',
         '../skia/skia.gyp:skia',
         '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
         '../third_party/re2/re2.gyp:re2',
+        '../url/url.gyp:url_lib',
         'browser/api/api_registration.gyp:extensions_api_registration',
         'cast_channel_proto',
         'common/api/api.gyp:extensions_api',
         'extensions_common',
         'extensions_strings.gyp:extensions_strings',
       ],
       'include_dirs': [
         '..',
         '<(INTERMEDIATE_DIR)',
         # Needed to access generated API headers.
@@ skipping 189 matching lines @@
         'browser/api/web_request/web_request_api_utils.cc',
         'browser/api/web_request/web_request_api_utils.h',
         'browser/api/test/test_api.cc',
         'browser/api/test/test_api.h',
         'browser/api/usb/usb_api.cc',
         'browser/api/usb/usb_api.h',
         'browser/api/usb/usb_device_resource.cc',
         'browser/api/usb/usb_device_resource.h',
         'browser/api/usb_private/usb_private_api.cc',
         'browser/api/usb_private/usb_private_api.h',
+        'browser/api/web_request/web_request_api_constants.cc',
+        'browser/api/web_request/web_request_api_constants.h',
+        'browser/api/web_request/web_request_api_utils.cc',
+        'browser/api/web_request/web_request_api_utils.h',
+        'browser/api/web_request/web_request_event_router_delegate.cc',
+        'browser/api/web_request/web_request_event_router_delegate.h',
         'browser/api/web_view/web_view_internal_api.cc',
         'browser/api/web_view/web_view_internal_api.h',
         'browser/api_activity_monitor.h',
         'browser/app_sorting.h',
         'browser/app_window/app_delegate.h',
         'browser/app_window/app_web_contents_helper.cc',
         'browser/app_window/app_web_contents_helper.h',
         'browser/app_window/app_window.cc',
         'browser/app_window/app_window.h',
         'browser/app_window/app_window_contents.cc',
@@ skipping 646 matching lines @@
           'browser/api/cast_channel/logging.proto'
       ],
       'variables': {
           'proto_in_dir': 'browser/api/cast_channel',
           'proto_out_dir': 'extensions/browser/api/cast_channel',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ]
 }