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

base/test/test_shortcut_win.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 "base/test/test_shortcut_win.h"
 
 #include <windows.h>
 #include <shlobj.h>
 #include <propkey.h>
 
 #include "base/files/file_path.h"
 #include "base/string16.h"
-#include "base/utf_string_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/win/scoped_comptr.h"
 #include "base/win/scoped_propvariant.h"
 #include "base/win/windows_version.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 namespace win {
 
 namespace {
 
@@ skipping 128 matching lines @@
           break;
         default:
           ADD_FAILURE() << "Unexpected variant type: " << pv_dual_mode.get().vt;
       }
     }
   }
 }
 
 }  // namespace win
 }  // namespace base