Move language detection to a component

components/translate/language_detection/language_detection_util.h

 // 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.
 
-#ifndef CHROME_COMMON_TRANSLATE_LANGUAGE_DETECTION_UTIL_H_
-#define CHROME_COMMON_TRANSLATE_LANGUAGE_DETECTION_UTIL_H_
+#ifndef COMPONENTS_TRANSLATE_LANGUAGE_DETECTION_LANGUAGE_DETECTION_UTIL_H_
+#define COMPONENTS_TRANSLATE_LANGUAGE_DETECTION_LANGUAGE_DETECTION_UTIL_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
 
-namespace LanguageDetectionUtil {
+namespace translate {
 
 // Determines content page language from Content-Language code and contents.
 std::string DeterminePageLanguage(const std::string& code,
                                   const std::string& html_lang,
                                   const base::string16& contents,
                                   std::string* cld_language,
                                   bool* is_cld_reliable);
 
 // Corrects language code if it contains well-known mistakes.
 // Called only by tests.
@@ skipping 12 matching lines @@
 
 // Checks if languages pair is one of well-known pairs of wrong server
 // configuration.
 // Called only by tests.
 bool MaybeServerWrongConfiguration(const std::string& page_language,
                                    const std::string& cld_language);
 
 // Returns the version string of CLD.
 std::string GetCLDVersion();
 
-}  // namespace LanguageDetectionUtil
+}  // namespace translate
 
-#endif  // CHROME_COMMON_TRANSLATE_LANGUAGE_DETECTION_UTIL_H_
+#endif  // COMPONENTS_TRANSLATE_LANGUAGE_DETECTION_LANGUAGE_DETECTION_UTIL_H_