net: Add fuzzer for HostResolverImpl.

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/buildflag_header.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 1654 matching lines @@
   if (symbol_level > 0) {
     if (is_win) {
       data += [ "$root_out_dir/net_unittests.exe.pdb" ]
     } else if (is_mac) {
       # TODO(crbug.com/330301): make this conditional on mac_strip_release.
       # data += [ "$root_out_dir/net_unittests.dSYM/" ]
     }
   }
 
   if (is_win) {
-    libs = [
-      "iphlpapi.lib",
-    ]
+    libs = [ "iphlpapi.lib" ]
   }
 }
 
 # !is_android && !is_win && !is_mac
 if (!is_ios) {
   # TODO(crbug.com/594965): this should be converted to "app" template and
   # enabled on iOS too.
   executable("net_perftests") {
     testonly = true
     sources = [
@@ skipping 38 matching lines @@
   testonly = true
 
   sources = [
     "base/fuzzed_data_provider.cc",
     "base/fuzzed_data_provider.h",
     "base/fuzzer_test_support.cc",
     "socket/fuzzed_socket.cc",
     "socket/fuzzed_socket.h",
     "socket/fuzzed_socket_factory.cc",
     "socket/fuzzed_socket_factory.h",
+    "udp/fuzzed_datagram_client_socket.cc",
+    "udp/fuzzed_datagram_client_socket.h",
   ]
   deps = [
     "//base",
     "//base:i18n",
     "//net",
   ]
 }
 
 fuzzer_test("net_data_job_fuzzer") {
   sources = [
@@ skipping 157 matching lines @@
   sources = [
     "dns/dns_hosts_parse_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     "//base",
     "//net",
   ]
 }
 
+fuzzer_test("net_host_resolver_impl_fuzzer") {
+  sources = [
+    "dns/fuzzed_host_resolver.cc",
+    "dns/fuzzed_host_resolver.h",
+    "dns/host_resolver_impl_fuzzer.cc",
+  ]
+  deps = [
+    ":net_fuzzer_test_support",
+    ":test_support",
+    "//base",
+    "//net",
+  ]
+  dict = "data/dns/dns.dict"
+}
+
 fuzzer_test("net_http_stream_parser_fuzzer") {
   sources = [
     "http/http_stream_parser_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
@@ skipping 109 matching lines @@
     "url_request/url_request_fuzzer.cc",
   ]
   deps = [
     ":net_fuzzer_test_support",
     ":test_support",
     "//base",
     "//net",
   ]
   dict = "data/http/http.dict"
 }