Remove flip_server.

net/tools/flip_server/flip_test_utils.cc

Index: net/tools/flip_server/flip_test_utils.cc
diff --git a/net/tools/flip_server/flip_test_utils.cc b/net/tools/flip_server/flip_test_utils.cc
deleted file mode 100644
index c99d7d633778eb021c8e46554a4293b30cc25081..0000000000000000000000000000000000000000
--- a/net/tools/flip_server/flip_test_utils.cc
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 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.
-
-#include "net/tools/flip_server/flip_test_utils.h"
-
-namespace net {
-
-MockSMInterface::MockSMInterface() {}
-
-MockSMInterface::~MockSMInterface() {}
-
-}  // namespace net