Use a direct include of strings headers in ui/, part 2.

ui/message_center/views/bounded_label_unittest.cc

 // 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 "ui/message_center/views/bounded_label.h"
 
 #include <limits>
 
-#include "base/string_util.h"
 #include "base/strings/string_split.h"
+#include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/font.h"
 #include "ui/views/controls/label.h"
 
 namespace message_center {
 
 namespace test {
 
 /* Test fixture ***************************************************************/
@@ skipping 187 matching lines @@
 
 // TODO(dharcourt): Add test cases to verify that:
 // - SetMaxLines() affects the return values of some methods but not others.
 // - Bound changes affects GetPreferredLines(), GetTextSize(), and
 //   GetWrappedText() return values.
 // - GetTextFlags are as expected.
 
 }  // namespace test
 
 }  // namespace message_center