[Chromoting] Remove warning for unused strings.

remoting/remoting.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
 
     # Set this to run the jscompile checks after building the webapp.
     'run_jscompile%': 0,
@@ skipping 152 matching lines @@
           '<(SHARED_INTERMEDIATE_DIR)/main.html',
           'base/resources_unittest.cc',
           'host/continue_window_mac.mm',
           'host/disconnect_window_mac.mm',
           'host/installer/mac/uninstaller/remoting_uninstaller-InfoPlist.strings.jinja2',
           'host/mac/me2me_preference_pane-InfoPlist.strings.jinja2',
           'host/win/core.rc.jinja2',
           'host/win/host_messages.mc.jinja2',
           'host/win/version.rc.jinja2',
           'resources/play_store_resources.cc',
-          'webapp/crd/js/background.js',
-          'webapp/crd/js/butter_bar.js',
-          'webapp/crd/js/client_screen.js',
-          'webapp/crd/js/error.js',
-          'webapp/crd/js/host_list.js',
-          'webapp/crd/js/host_setup_dialog.js',
-          'webapp/crd/js/host_table_entry.js',
-          'webapp/crd/js/it2me_helpee_channel.js',
-          'webapp/crd/js/options_menu.js',
-          'webapp/crd/js/paired_client_manager.js',
-          'webapp/crd/js/remoting.js',
-          'webapp/crd/js/window_frame.js',
           'webapp/crd/manifest.json.jinja2',
+          '<@(remoting_webapp_all_js_files)',
         ],
       },
       'actions': [
         {
           # GN version: //remoting/resources:verify_resources
           'action_name': 'verify_resources',
           'inputs': [
             'resources/remoting_strings.grd',
             'tools/verify_resources.py',
             '<@(sources)'
@@ skipping 94 matching lines @@
       ],
       'export_dependent_settings': [
         '../third_party/libjingle/libjingle.gyp:libjingle',
       ],
       'sources': [
         '<@(remoting_protocol_sources)',
       ],
     },  # end of target 'remoting_protocol'
   ],  # end of targets
 }