Create DomAgent and CSSAgent in Chrome.

chrome/browser/ui/BUILD.gn

 # Copyright 2014 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("//build/config/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 1608 matching lines @@
       "views/update_recommended_message_box.cc",
       "views/update_recommended_message_box.h",
     ]
     deps += [
       "//chrome/browser/ui/views",
       "//components/constrained_window",
       "//components/payments/content",
       "//components/payments/core",
       "//services/ui/public/cpp/input_devices",
     ]
+
+    if (use_aura) {
+      deps += [ "//components/ui_devtools/views" ]
+    }
+
     allow_circular_includes_from += [ "//chrome/browser/ui/views" ]
 
     if (enable_extensions) {
       deps += [ "//extensions/components/native_app_window" ]
     }
 
     if (is_chromeos) {
       sources += [
         "views/apps/app_info_dialog/arc_app_info_links_panel.cc",
         "views/apps/app_info_dialog/arc_app_info_links_panel.h",
@@ skipping 2006 matching lines @@
     deps += [
       "//chrome/test:test_support_ui",
       "//components/zoom",
     ]
   }
 
   if (enable_extensions) {
     deps += [ "//extensions/browser" ]
   }
 }