Use a direct include of utf_string_conversions.h in android_webview/, apps/, ash/, base/.

ash/system/date/date_view.cc

 // 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 "ash/system/date/date_view.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/tray_constants.h"
 #include "ash/system/tray/tray_utils.h"
 #include "base/i18n/time_formatting.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/time.h"
-#include "base/utf_string_conversions.h"
 #include "grit/ash_strings.h"
 #include "third_party/icu/public/i18n/unicode/datefmt.h"
 #include "third_party/icu/public/i18n/unicode/dtptngen.h"
 #include "third_party/icu/public/i18n/unicode/smpdtfmt.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/grid_layout.h"
 #include "ui/views/widget/widget.h"
 
@@ skipping 258 matching lines @@
 void TimeView::SetupLabel(views::Label* label) {
   label->set_owned_by_client();
   SetupLabelForTray(label);
   gfx::Font font = label->font();
   label->SetFont(font.DeriveFont(0, font.GetStyle() & ~gfx::Font::BOLD));
 }
 
 }  // namespace tray
 }  // namespace internal
 }  // namespace ash