Remove usage of a deprecated TestServer constructor.

chrome/browser/net/connection_tester_unittest.cc

Index: chrome/browser/net/connection_tester_unittest.cc
diff --git a/chrome/browser/net/connection_tester_unittest.cc b/chrome/browser/net/connection_tester_unittest.cc
index 327bd654b78d219ff08ec1373bf276648b278558..9f699bde9fe31670b3b437bbc6478b100f48b7bf 100644
--- a/chrome/browser/net/connection_tester_unittest.cc
+++ b/chrome/browser/net/connection_tester_unittest.cc
@@ -90,7 +90,9 @@ class ConnectionTesterTest : public PlatformTest {
       : message_loop_(MessageLoop::TYPE_IO),
         io_thread_(BrowserThread::IO, &message_loop_),
         test_server_(net::TestServer::TYPE_HTTP,
-            FilePath(FILE_PATH_LITERAL("net/data/url_request_unittest"))),
+                     net::TestServer::kLocalhost,
+                     FilePath(
+                         FILE_PATH_LITERAL("net/data/url_request_unittest"))),
         proxy_script_fetcher_context_(new net::URLRequestContext) {
     InitializeRequestContext();
   }