Remove ENABLE_LANGUAGE_DETECTION

chrome/common/translate/translate_common_metrics.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_TRANSLATE_COMMON_METRICS_H_
 #define CHROME_COMMON_TRANSLATE_TRANSLATE_COMMON_METRICS_H_
 
 #include <string>
 
 #include "base/time/time.h"
@@ skipping 21 matching lines @@
 enum LanguageCheckType {
   LANGUAGE_NOT_PROVIDED,
   LANGUAGE_VALID,
   LANGUAGE_INVALID,
   LANGUAGE_MAX,
 };
 
 // When a valid Content-Language is provided, TranslateHelper checks if a
 // server provided Content-Language matches to a language CLD determined.
 enum LanguageVerificationType {
-  LANGUAGE_VERIFICATION_CLD_DISABLED,
+  LANGUAGE_VERIFICATION_CLD_DISABLED,  // obsolete
   LANGUAGE_VERIFICATION_CLD_ONLY,
   LANGUAGE_VERIFICATION_UNKNOWN,
   LANGUAGE_VERIFICATION_CLD_AGREE,
   LANGUAGE_VERIFICATION_CLD_DISAGREE,
   LANGUAGE_VERIFICATION_TRUST_CLD,
   LANGUAGE_VERIFICATION_CLD_COMPLEMENT_SUB_CODE,
   LANGUAGE_VERIFICATION_MAX,
 };
 
 // Scheme type of pages Chrome is going to translate.
@@ skipping 29 matching lines @@
 
 // Called when a page translation is finished.
 void ReportTimeToTranslate(double time_in_msec);
 
 // Called when a translation is triggered.
 void ReportUserActionDuration(base::TimeTicks begin, base::TimeTicks end);
 
 // Called when a translation is triggered.
 void ReportPageScheme(const std::string& scheme);
 
-#if defined(ENABLE_LANGUAGE_DETECTION)
-
 // Called when CLD detects page language.
 void ReportLanguageDetectionTime(base::TimeTicks begin, base::TimeTicks end);
 
-#endif  // defined(ENABLE_LANGUAGE_DETECTION)
-
 // Called when CLD agreed on a language which is different, but in the similar
 // language list.
 void ReportSimilarLanguageMatch(bool match);
 
 // Gets UMA name for an entry specified by |index|.
 const char* GetMetricsName(MetricsNameIndex index);
 
 }  // namespace TranslateCommonMetrics
 
 #endif  // CHROME_COMMON_TRANSLATE_TRANSLATE_COMMON_METRICS_H_