Use a utility process for the Mojo v8 proxy resolver.

chrome/utility/BUILD.gn

 # 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.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("../chrome_utility.gypi") ],
                           "scope",
@@ skipping 13 matching lines @@
     "//content/public/utility",
     "//media",
     "//skia",
     "//third_party/libxml",
     "//chrome:resources",
     "//chrome:strings",
     "//chrome/common",
   ]
 
   if (!is_android) {
+    deps += [ "//net:net_utility_services" ]
     sources +=
         rebase_path(gypi_values.chrome_utility_importer_sources, ".", "..")
   }
 
   if (enable_extensions) {
     deps += [
       "//chrome/common/extensions/api",
       "//extensions/utility",
     ]
 
@@ skipping 61 matching lines @@
     sources -= [
       "local_discovery/service_discovery_message_handler.cc",
       "local_discovery/service_discovery_message_handler.h",
     ]
   }
 
   if (safe_browsing_mode == 1) {
     defines += [ "FULL_SAFE_BROWSING" ]
   }
 }