DnsConfigService and a posix implementation

net/net.gyp

 # Copyright (c) 2011 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,
   },
   'targets': [
     {
@@ skipping 271 matching lines @@
         'disk_cache/stats.cc',
         'disk_cache/stats.h',
         'disk_cache/stats_histogram.cc',
         'disk_cache/stats_histogram.h',
         'disk_cache/storage_block-inl.h',
         'disk_cache/storage_block.h',
         'disk_cache/trace.cc',
         'disk_cache/trace.h',
         'dns/async_host_resolver.cc',
         'dns/async_host_resolver.h',
+        'dns/dns_config_service_posix.cc',
+        'dns/dns_config_service.h',
         'dns/dns_query.cc',
         'dns/dns_query.h',
         'dns/dns_response.cc',
         'dns/dns_response.h',
         'dns/dns_transaction.cc',
         'dns/dns_transaction.h',
         'ftp/ftp_auth_cache.cc',
         'ftp/ftp_auth_cache.h',
         'ftp/ftp_ctrl_response_buffer.cc',
         'ftp/ftp_ctrl_response_buffer.h',
@@ skipping 1183 matching lines @@
             'tools/dump_cache/url_to_filename_encoder.cc',
             'tools/dump_cache/url_to_filename_encoder.h',
             'tools/dump_cache/url_utilities.h',
             'tools/dump_cache/url_utilities.cc',
           ],
         },
       ],
     }],
   ],
 }