Implement browser-side host resolver Mojo service.

net/net.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.
 
 # This file is shared between the regular GYP build, the NaCl GYP build, and
 # the GN build. For GN support, it must have no conditionals or anything like
 # that beyond the simple one-level-deep dictionary of values.
 {
   'variables': {
     # Subset of net source files that are compiled for NaCl (net_nacl target).
@@ skipping 1345 matching lines @@
       'dns/dns_config_service_posix_unittest.cc',
       'dns/dns_config_service_unittest.cc',
       'dns/dns_config_service_win_unittest.cc',
       'dns/dns_hosts_unittest.cc',
       'dns/dns_query_unittest.cc',
       'dns/dns_response_unittest.cc',
       'dns/dns_session_unittest.cc',
       'dns/dns_transaction_unittest.cc',
       'dns/host_cache_unittest.cc',
       'dns/host_resolver_impl_unittest.cc',
+      'dns/host_resolver_service_impl_unittest.cc',
       'dns/mapped_host_resolver_unittest.cc',
       'dns/mdns_cache_unittest.cc',
       'dns/mdns_client_unittest.cc',
       'dns/record_parsed_unittest.cc',
       'dns/record_rdata_unittest.cc',
       'dns/serial_worker_unittest.cc',
       'dns/single_request_host_resolver_unittest.cc',
       'extras/sqlite/sqlite_channel_id_store_unittest.cc',
       'filter/filter_unittest.cc',
       'filter/gzip_filter_unittest.cc',
@@ skipping 395 matching lines @@
     ],
     'net_base_mac_ios_sources': [
       'base/mac/url_conversions.h',
       'base/mac/url_conversions.mm',
     ],
     'net_base_test_mac_ios_sources': [
       'base/mac/url_conversions_unittest.mm',
     ],
   }
 }