Initial support for built-in DNS resolver/cache.

chrome/common/net/raw_host_resolver_proc.cc

Index: chrome/common/net/raw_host_resolver_proc.cc
diff --git a/chrome/common/net/raw_host_resolver_proc.cc b/chrome/common/net/raw_host_resolver_proc.cc
new file mode 100644
index 0000000000000000000000000000000000000000..474afa210bac68ae404a2a954b55f4edb7f4a478
--- /dev/null
+++ b/chrome/common/net/raw_host_resolver_proc.cc
@@ -0,0 +1,28 @@
+// Copyright (c) 2010 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.
+
+#include "chrome/common/net/raw_host_resolver_proc.h"
+
+#include "base/logging.h"
+#include "net/base/net_errors.h"
+
+namespace chrome_common_net {
+
+RawHostResolverProc::RawHostResolverProc(const net::IPAddressNumber& dns_server,
+                                         net::HostResolverProc* previous)
+    : HostResolverProc(previous), dns_server_(dns_server) {}
+
+int RawHostResolverProc::Resolve(const std::string& host,
+                                 net::AddressFamily address_family,
+                                 net::HostResolverFlags host_resolver_flags,
+                                 net::AddressList* addrlist,
+                                 int* os_error) {
+  // TODO(agayev): Implement raw DNS resolution.
+  LOG(INFO) << "trying to resolve " << host;
+  return net::ERR_NAME_NOT_RESOLVED;
+}
+
+RawHostResolverProc::~RawHostResolverProc() {}
+
+}  // namespace chrome_common_net