Create an in-process v8 proxy resolver using Mojo.

net/BUILD.gn

 # Copyright (c) 2013 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")
 import("//build/config/ui.gni")
 import("//build/module_args/v8.gni")
 import("//url/config.gni")
 import("//testing/test.gni")
@@ skipping 779 matching lines @@
       "//v8",
     ]
   }
 }
 
 if (use_v8_in_net && !is_android) {
   source_set("net_browser_services") {
     sources = [
       "dns/mojo_host_resolver_impl.cc",
       "dns/mojo_host_resolver_impl.h",
+      "proxy/in_process_mojo_proxy_resolver_factory.cc",
+      "proxy/in_process_mojo_proxy_resolver_factory.h",
       "proxy/mojo_proxy_resolver_factory.h",
       "proxy/proxy_resolver_mojo.cc",
       "proxy/proxy_resolver_mojo.h",
+      "proxy/proxy_service_mojo.cc",
+      "proxy/proxy_service_mojo.h",
     ]
 
     public_deps = [
       ":mojo_type_converters",
       ":net",
       "//base",
       "//mojo/common",
       "//net/interfaces",
       "//third_party/mojo/src/mojo/public/cpp/bindings",
+
+      # NOTE(amistry): As long as we support in-process Mojo v8 PAC, we need
+      # this dependency since in_process_mojo_proxy_resolver_factory creates
+      # the utility process side Mojo services in the browser process.
+      # Ultimately, this will go away when we only support out-of-process.
+      ":net_utility_services",
     ]
   }
 
   source_set("mojo_type_converters") {
     sources = [
       "dns/mojo_host_type_converters.cc",
       "dns/mojo_host_type_converters.h",
       "proxy/mojo_proxy_type_converters.cc",
       "proxy/mojo_proxy_type_converters.h",
     ]
@@ skipping 581 matching lines @@
         "//mojo/environment:chromium",
         "//third_party/mojo/src/mojo/edk/system",
       ]
     } else {
       sources -= [
         "dns/host_resolver_mojo_unittest.cc",
         "dns/mojo_host_resolver_impl_unittest.cc",
         "proxy/mojo_proxy_resolver_factory_impl_unittest.cc",
         "proxy/mojo_proxy_resolver_impl_unittest.cc",
         "proxy/proxy_resolver_mojo_unittest.cc",
+        "proxy/proxy_service_mojo_unittest.cc",
       ]
     }
 
     if (!enable_mdns) {
       sources -= [
         "dns/mdns_cache_unittest.cc",
         "dns/mdns_client_unittest.cc",
         "dns/record_parsed_unittest.cc",
         "dns/record_rdata_unittest.cc",
       ]
@@ skipping 78 matching lines @@
       "quic/quic_server_bin.cc",
     ]
     deps = [
       ":quic_tools",
       ":net",
       "//base",
       "//third_party/boringssl",
     ]
   }
 }  # !is_android && !is_win && !is_mac