Simplify the user agent code some more since after r255534 it's not affected by the site's URL.

chrome/chrome_browser.gypi

 # Copyright 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': 'none',
       'dependencies': [ 'browser_real', ],
@@ skipping 1280 matching lines @@
         'browser/metrics/variations/variations_service.h',
         'browser/metrics/variations/variations_seed_store.cc',
         'browser/metrics/variations/variations_seed_store.h',
         'browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc',
         'browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.h',
         'browser/native_window_notification_source.h',
         'browser/net/about_protocol_handler.cc',
         'browser/net/about_protocol_handler.h',
         'browser/net/async_dns_field_trial.cc',
         'browser/net/async_dns_field_trial.h',
-        'browser/net/basic_http_user_agent_settings.cc',
-        'browser/net/basic_http_user_agent_settings.h',
         'browser/net/chrome_cookie_notification_details.h',
         'browser/net/chrome_fraudulent_certificate_reporter.cc',
         'browser/net/chrome_fraudulent_certificate_reporter.h',
         'browser/net/chrome_http_user_agent_settings.cc',
         'browser/net/chrome_http_user_agent_settings.h',
         'browser/net/chrome_net_log.cc',
         'browser/net/chrome_net_log.h',
         'browser/net/chrome_network_delegate.cc',
         'browser/net/chrome_network_delegate.h',
         'browser/net/chrome_url_request_context.cc',
@@ skipping 2485 matching lines @@
             'package_name': 'org/chromium/chrome/browser',
             'template_deps': ['browser/android/tab_load_status.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }