Restore locales after tests

base/test/icu_test_util.h

+// Copyright 2015 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.
+
+#ifndef BASE_ICU_TEST_UTIL_H_
+#define BASE_ICU_TEST_UTIL_H_
+
+#include <string>
+
+#include "base/macros.h"
+
+namespace base {
+namespace test {
+
+class ScopedRestoreICUDefaultLocale {
+ public:
+  ScopedRestoreICUDefaultLocale();
+  ~ScopedRestoreICUDefaultLocale();
+
+ private:
+  std::string default_locale_;
+
+  DISALLOW_COPY_AND_ASSIGN(ScopedRestoreICUDefaultLocale);
+};
+
+}  // namespace test
+}  // namespace base
+
+#endif  // BASE_ICU_TEST_UTIL_H_