Modify schema to include defaulting information.

chrome/chrome_browser.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1553 matching lines @@
         'browser/instant/instant_loader.h',
         'browser/instant/instant_loader_delegate.h',
         'browser/instant/instant_unload_handler.cc',
         'browser/instant/instant_unload_handler.h',
         'browser/instant/promo_counter.cc',
         'browser/instant/promo_counter.h',
         'browser/intents/cws_intents_registry.cc',
         'browser/intents/cws_intents_registry.h',
         'browser/intents/cws_intents_registry_factory.cc',
         'browser/intents/cws_intents_registry_factory.h',
+        'browser/intents/default_web_intent_service.cc',
+        'browser/intents/default_web_intent_service.h',
         'browser/intents/register_intent_handler_infobar_delegate.cc',
         'browser/intents/register_intent_handler_infobar_delegate.h',
         'browser/intents/web_intents_registry.cc',
         'browser/intents/web_intents_registry.h',
         'browser/intents/web_intents_registry_factory.cc',
         'browser/intents/web_intents_registry_factory.h',
         'browser/internal_auth.cc',
         'browser/internal_auth.h',
         'browser/intranet_redirect_detector.cc',
         'browser/intranet_redirect_detector.h',
@@ skipping 3951 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/history/in_memory_url_index_cache.proto' ],
       'variables': {
         'proto_in_dir': 'browser/history',
         'proto_out_dir': 'chrome/browser/history',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }