Add <extensionview>

extensions/browser/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/crypto.gni")
 import("//build/config/features.gni")
 
 # GYP version: extensions/extensions.gyp:extensions_browser
 source_set("browser") {
   sources = []
@@ skipping 128 matching lines @@
       "api/device_permissions_prompt.cc",
       "api/device_permissions_prompt.h",
       "api/dns/dns_api.cc",
       "api/dns/dns_api.h",
       "api/dns/host_resolver_wrapper.cc",
       "api/dns/host_resolver_wrapper.h",
       "api/execute_code_function.cc",
       "api/execute_code_function.h",
       "api/extensions_api_client.cc",
       "api/extensions_api_client.h",
+      "api/extension_view/extension_view_internal_api.cc",
+      "api/extension_view/extension_view_internal_api.h",
       "api/guest_view/guest_view_internal_api.cc",
       "api/guest_view/guest_view_internal_api.h",
       "api/hid/hid_api.cc",
       "api/hid/hid_api.h",
       "api/hid/hid_connection_resource.cc",
       "api/hid/hid_connection_resource.h",
       "api/hid/hid_device_manager.cc",
       "api/hid/hid_device_manager.h",
       "api/idle/idle_api.cc",
       "api/idle/idle_api.h",
@@ skipping 246 matching lines @@
       "guest_view/app_view/app_view_guest.cc",
       "guest_view/app_view/app_view_guest.h",
       "guest_view/app_view/app_view_guest_delegate.cc",
       "guest_view/app_view/app_view_guest_delegate.h",
       "guest_view/extension_options/extension_options_constants.cc",
       "guest_view/extension_options/extension_options_constants.h",
       "guest_view/extension_options/extension_options_guest.cc",
       "guest_view/extension_options/extension_options_guest.h",
       "guest_view/extension_options/extension_options_guest_delegate.cc",
       "guest_view/extension_options/extension_options_guest_delegate.h",
+      "guest_view/extension_view/extension_view_constants.cc",
+      "guest_view/extension_view/extension_view_constants.h",
+      "guest_view/extension_view/extension_view_guest.cc",
+      "guest_view/extension_view/extension_view_guest.h",
       "guest_view/guest_view_base.cc",
       "guest_view/guest_view_base.h",
       "guest_view/guest_view_manager_factory.h",
       "guest_view/guest_view_manager.cc",
       "guest_view/guest_view_manager.h",
       "guest_view/guest_view_message_filter.cc",
       "guest_view/guest_view_message_filter.h",
       "guest_view/guest_view.h",
       "guest_view/mime_handler_view/mime_handler_stream_manager.cc",
       "guest_view/mime_handler_view/mime_handler_stream_manager.h",
@@ skipping 170 matching lines @@
         "api/networking_private/networking_private_service_client.cc",
         "api/networking_private/networking_private_service_client.h",
       ]
     }
   }
 
   if (is_win) {
     cflags = [ "/wd4267" ]  # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
   }
 }