[Chromoting] Add remoting_options.gypi to share vars.

remoting/app_remoting_webapp_build.gypi

 # 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.
 
 {
   'includes': [
     'remoting_version.gypi',
     'remoting_locales.gypi',
+    'remoting_options.gypi',
     'remoting_webapp_files.gypi',
     'app_remoting_webapp_files.gypi',
   ],
 
   'variables': {
-    'chromium_code': 1,
-
-    'run_jscompile%': 0,
-
     # The ar_service_environment variable is used to define the target
     # environment for the app being built.
     # The allowed values are dev, test, staging, and prod.
     'conditions': [
       ['buildtype == "Dev"', {
         'ar_service_environment%': 'dev',
       }, {  # buildtype != 'Dev'
         # Non-dev build must have this set to 'prod'.
         'ar_service_environment': 'prod',
       }],
@@ skipping 171 matching lines @@
         # rather than using the extension id.
         # This is only done for Dev apps because the app-id for Release apps
         # *must* match the extension id.
         'variables': {
           'remoting_app_id': ['--appid', '>(_app_id)'],
         },
       }],
     ],  # conditions
   },  # target_defaults
 }