Prepare to enable icu_use_data_file_flat on CrOS

ui/base/l10n/l10n_util.h

 // 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.
 
 // This file contains utility functions for dealing with localized
 // content.
 
 #ifndef UI_BASE_L10N_L10N_UTIL_H_
 #define UI_BASE_L10N_L10N_UTIL_H_
 
@@ skipping 72 matching lines @@
 // accepted, but 'z', 'German', 'en-$1', or 'abcd-1234' should not.
 // Case-insensitive. Based on BCP 47, see:
 //   http://unicode.org/reports/tr35/#Unicode_Language_and_Locale_Identifiers
 UI_BASE_EXPORT bool IsValidLocaleSyntax(const std::string& locale);
 
 //
 // Mac Note: See l10n_util_mac.h for some NSString versions and other support.
 //
 
 // Pulls resource string from the string bundle and returns it.
+// On Linux, RLM (right-to-left mark) is prepended to the string if
+// the locale is RTL and the string starts with a strong LTR character
+// but contains strong RTL characters. These functions require ICU to
+// be initialized on Linux/Chrome OS.
 UI_BASE_EXPORT std::string GetStringUTF8(int message_id);
 UI_BASE_EXPORT base::string16 GetStringUTF16(int message_id);
 
+// The same as above but without any RTL adjustment. Use it for
+// reading the default value of a preference.
+UI_BASE_EXPORT std::string GetStringUTF8Raw(int message_id);
+
 // Get a resource string and replace $i with replacements[i] for all
 // i < replacements.size(). Additionally, $$ is replaced by $.
 // If non-NULL |offsets| will be replaced with the start points of the replaced
 // strings.
 UI_BASE_EXPORT base::string16 GetStringFUTF16(
     int message_id,
     const std::vector<base::string16>& replacements,
     std::vector<size_t>* offsets);
 
 // Convenience wrappers for the above.
@@ skipping 72 matching lines @@
     const std::string& display_locale,
     std::vector<std::string>* locale_codes);
 
 // Returns the preferred size of the contents view of a window based on
 // designer given constraints which might dependent on the language used.
 UI_BASE_EXPORT int GetLocalizedContentsWidthInPixels(int pixel_resource_id);
 
 }  // namespace l10n_util
 
 #endif  // UI_BASE_L10N_L10N_UTIL_H_