Use a direct include of strings headers in chrome/common/, part 1.

chrome/common/extensions/extension_l10n_util.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 "chrome/common/extensions/extension_l10n_util.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
-#include "base/stringprintf.h"
+#include "base/strings/stringprintf.h"
 #include "base/values.h"
+#include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
-#include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/message_bundle.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
 #include "third_party/icu/public/common/unicode/uloc.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace errors = extension_manifest_errors;
 namespace keys = extension_manifest_keys;
 
 static std::string& GetProcessLocale() {
@@ skipping 335 matching lines @@
 ScopedLocaleForTest::ScopedLocaleForTest(const std::string& locale)
     : locale_(extension_l10n_util::CurrentLocaleOrDefault()) {
   extension_l10n_util::SetProcessLocale(locale);
 }
 
 ScopedLocaleForTest::~ScopedLocaleForTest() {
   extension_l10n_util::SetProcessLocale(locale_);
 }
 
 }  // namespace extension_l10n_util