Review request: fix issue 6099 -- bad display of multi-line English message in pop ups

chrome/common/l10n_util.h

 // Copyright (c) 2006-2008 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 CHROME_COMMON_L10N_UTIL_H_
 #define CHROME_COMMON_L10N_UTIL_H_
 
@@ skipping 98 matching lines @@
 };
 
 // Returns the locale-specific text direction.
 // This function retrieves the application locale and determines the text
 // direction. Its possible results are listed below:
 //  * LEFT_TO_RIGHT: Left-To-Right (e.g. English, Chinese, etc.);
 //  * RIGHT_TO_LEFT: Right-To-Left (e.g. Arabic, Hebrew, etc.), and;
 //  * UNKNOWN_DIRECTION: unknown (or error).
 TextDirection GetTextDirection();
 
+// Given the string in |text|, returns the directionality of the first
+// character with strong directionality in the string. If no character in the
+// text has strong directionality, LEFT_TO_RIGHT is returned. The Bidi
+// character types L, LRE, LRO, R, AL, RLE, and RLO are considered as strong
+// directionality characters. Please refer to http://unicode.org/reports/tr9/
+// for more information.
+TextDirection GetFirstStrongCharacterDirection(const std::wstring& text);
+
 // Given the string in |text|, this function creates a copy of the string with
 // the appropriate Unicode formatting marks that mark the string direction
 // (either left-to-right or right-to-left). The new string is returned in
 // |localized_text|. The function checks both the current locale and the
 // contents of the string in order to determine the direction of the returned
 // string. The function returns true if the string in |text| was properly
 // adjusted.
 //
 // Certain LTR strings are not rendered correctly when the context is RTL. For
 // example, the string "Foo!" will appear as "!Foo" if it is rendered as is in
@@ skipping 159 matching lines @@
 
  private:
   UBiDi* bidi_;
 
   DISALLOW_COPY_AND_ASSIGN(BiDiLineIterator);
 };
 
 }
 
 #endif  // CHROME_COMMON_L10N_UTIL_H_