Revert of Make the simple QUIC client able to resolve hosts.

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 1177 matching lines @@
 
   executable("quic_client") {
     sources = [
       "tools/quic/quic_client_bin.cc",
     ]
     deps = [
       ":balsa",
       ":epoll_server",
       ":quic_base",
       ":net",
-      ":simple_quic_tools",
       "//base",
       "//third_party/boringssl",
     ]
   }
 }
 
 if (is_android) {
   generate_jni("net_jni_headers") {
     sources = [
       "android/java/src/org/chromium/net/AndroidCertVerifyResult.java",
@@ skipping 57 matching lines @@
   ]
 }
 source_set("simple_quic_tools") {
   sources = [
     "tools/quic/quic_simple_client.cc",
     "tools/quic/quic_simple_client.h",
     "tools/quic/quic_simple_client_session.cc",
     "tools/quic/quic_simple_client_session.h",
     "tools/quic/quic_simple_client_stream.cc",
     "tools/quic/quic_simple_client_stream.h",
-    "tools/quic/synchronous_host_resolver.cc",
-    "tools/quic/synchronous_host_resolver.h",
   ]
   deps = [
     ":net",
     "//base",
     "//base/third_party/dynamic_annotations",
     "//url",
   ]
 }
 
 executable("simple_quic_client") {
@@ skipping 353 matching lines @@
   } else {
     sources -= [ "proxy/proxy_resolver_perftest.cc" ]
   }
 
   if (is_win && icu_use_data_file) {
     # This is needed to trigger the dll copy step on windows.
     # TODO(mark): Specifying this here shouldn't be necessary.
     deps += [ "//third_party/icu:icudata" ]
   }
 }