Remove unneeded stringprintf.h usage in chrome/ and net/

chrome/browser/media_galleries/fileapi/iapps_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/iapps_data_provider.h"
 
 #include <map>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/format_macros.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
-#include "base/strings/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/media_galleries/fileapi/file_path_watcher_util.h"
 #include "chrome/browser/media_galleries/fileapi/media_file_system_backend.h"
 #include "chrome/common/media_galleries/itunes_library.h"
 #include "storage/browser/fileapi/native_file_util.h"
 #include "third_party/icu/source/common/unicode/locid.h"
 
 namespace iapps {
 
 IAppsDataProvider::IAppsDataProvider(const base::FilePath& library_path)
@@ skipping 49 matching lines @@
 void IAppsDataProvider::OnLibraryChanged(const base::FilePath& path,
                                          bool error) {
   MediaFileSystemBackend::AssertCurrentlyOnMediaSequence();
   DCHECK_EQ(library_path_.value(), path.value());
   if (error)
     LOG(ERROR) << "Error watching " << library_path_.value();
   needs_refresh_ = true;
 }
 
 }  // namespace iapps