Use a direct include of strings headers in chrome/browser/media_galleries/.

chrome/browser/media_galleries/fileapi/itunes_data_provider.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 "chrome/browser/media_galleries/fileapi/itunes_data_provider.h"
 
 #include "base/callback.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/platform_file.h"
 #include "base/stl_util.h"
-#include "base/stringprintf.h"
+#include "base/strings/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/media_galleries/fileapi/itunes_library_parser.h"
 
 namespace itunes {
 
 namespace {
 
 // A "reasonable" artificial limit.
 // TODO(vandebo): Add a UMA to figure out what common values are.
 const int64 kMaxLibraryFileSize = 150 * 1024 * 1024;
@@ skipping 177 matching lines @@
     for (album_it = artist_it->second.begin();
          album_it != artist_it->second.end();
          ++album_it) {
       library_[artist_it->first][album_it->first] =
           MakeUniqueTrackNames(album_it->second);
     }
   }
 }
 
 }  // namespace itunes