Initial support for built-in DNS resolver/cache.

net/url_request/url_request_unittest.h

Index: net/url_request/url_request_unittest.h
diff --git a/net/url_request/url_request_unittest.h b/net/url_request/url_request_unittest.h
index 2a3ae41531a549049afa383982bf6e79aeb9d6ad..abb6ab581e358552e2f4bc7ee0c38ec0dd3c7b01 100644
--- a/net/url_request/url_request_unittest.h
+++ b/net/url_request/url_request_unittest.h
@@ -126,7 +126,7 @@ class TestURLRequestContext : public URLRequestContext {
   TestURLRequestContext() {
     host_resolver_ =
         net::CreateSystemHostResolver(net::HostResolver::kDefaultParallelism,
-                                      NULL);
+                                      NULL, NULL);
     proxy_service_ = net::ProxyService::CreateDirect();
     Init();
   }
@@ -134,7 +134,7 @@ class TestURLRequestContext : public URLRequestContext {
   explicit TestURLRequestContext(const std::string& proxy) {
     host_resolver_  =
         net::CreateSystemHostResolver(net::HostResolver::kDefaultParallelism,
-                                      NULL);
+                                      NULL, NULL);
     net::ProxyConfig proxy_config;
     proxy_config.proxy_rules().ParseFromString(proxy);
     proxy_service_ = net::ProxyService::CreateFixed(proxy_config);