Files required by a service now listed in manifest.

android_webview/BUILD.gn

 # Copyright 2015 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("//android_webview/system_webview_apk_tmpl.gni")
 import("//android_webview/webview_repack_locales.gni")
 import("//build/config/android/config.gni")
 import("//build/config/android/rules.gni")
 import("//build/config/locales.gni")
 import("//components/spellcheck/spellcheck_build_features.gni")
@@ skipping 545 matching lines @@
     "//components/supervised_user_error_page",
     "//components/supervised_user_error_page:gin",
     "//components/version_info",
     "//components/visitedlink/browser",
     "//components/visitedlink/renderer",
     "//components/web_contents_delegate_android:web_contents_delegate_android",
     "//components/web_restrictions:browser",
     "//content",
     "//content/public/app:both",
     "//content/public/browser",
+    "//content/public/common:content_descriptor_keys",
     "//content/public/common:service_names",
     "//crypto",
     "//gin",
     "//gpu/command_buffer/client:gles2_c_lib",
     "//gpu/command_buffer/client:gles2_implementation",
     "//gpu/command_buffer/common:gles2_utils",
     "//gpu/command_buffer/service",
     "//gpu/ipc:gl_in_process_context",
     "//gpu/skia_bindings",
     "//media",
@@ skipping 221 matching lines @@
   system_webview_apk_tmpl("system_webview_apk") {
     android_manifest = system_webview_android_manifest
     android_manifest_dep = ":system_webview_manifest"
     deps = [
       ":system_webview_resources",
       "//android_webview/glue",
     ]
     apk_name = "SystemWebView"
   }
 }