Add Windows commandline switch --enable-views-textfield.

ui/views/controls/textfield/textfield_controller.cc

Index: ui/views/controls/textfield/textfield_controller.cc
diff --git a/ui/views/controls/textfield/textfield_controller.cc b/ui/views/controls/textfield/textfield_controller.cc
deleted file mode 100644
index 118ce0a4f52a005077064d0bb6544bb2ebfb14c8..0000000000000000000000000000000000000000
--- a/ui/views/controls/textfield/textfield_controller.cc
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright (c) 2012 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 "ui/views/controls/textfield/textfield_controller.h"
-
-namespace views {
-
-bool TextfieldController::IsCommandIdEnabled(int command_id) const {
-  return false;
-}
-
-}  // namespace views