Upstream changes making ListenSocket an abstract class.

net/server/http_server.cc

Index: net/server/http_server.cc
diff --git a/net/server/http_server.cc b/net/server/http_server.cc
index f56ff96d9d80c1abcc21755ced46b7d2c52cc58e..a65224391e6e1c57d399117d8d75752f03a81ca6 100644
--- a/net/server/http_server.cc
+++ b/net/server/http_server.cc
@@ -10,6 +10,7 @@
 #include "base/stringprintf.h"
 #include "base/sys_byteorder.h"
 #include "build/build_config.h"
+#include "net/base/tcp_listen_socket.h"
 #include "net/server/http_connection.h"
 #include "net/server/http_server_request_info.h"
 #include "net/server/web_socket.h"
@@ -20,7 +21,7 @@ HttpServer::HttpServer(const std::string& host,
                        int port,
                        HttpServer::Delegate* del)
     : delegate_(del) {
-  server_ = ListenSocket::Listen(host, port, this);
+  server_ = TCPListenSocket::CreateAndListen(host, port, this);
 }
 
 HttpServer::~HttpServer() {