Move language detection to a component

components/translate/common/translate_metrics.h

Index: components/translate/common/translate_metrics.h
diff --git a/chrome/common/translate/translate_common_metrics.h b/components/translate/common/translate_metrics.h
similarity index 92%
rename from chrome/common/translate/translate_common_metrics.h
rename to components/translate/common/translate_metrics.h
index 0faed7f72f36a1aec003e22a7d13fc07728a198d..9baa268aa1d7db458b7dc1056291c8eb464f1f06 100644
--- a/chrome/common/translate/translate_common_metrics.h
+++ b/components/translate/common/translate_metrics.h
@@ -2,14 +2,14 @@
 // 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_
+#ifndef COMPONENTS_TRANSLATE_COMMON_TRANSLATE_METRICS_H_
+#define COMPONENTS_TRANSLATE_COMMON_TRANSLATE_METRICS_H_
 
 #include <string>
 
 #include "base/time/time.h"
 
-namespace TranslateCommonMetrics {
+namespace translate {
 
 // An indexing type to query each UMA entry name via GetMetricsName() function.
 // Note: |kMetricsEntries| should be updated when a new entry is added here.
@@ -99,6 +99,6 @@ void ReportSimilarLanguageMatch(bool match);
 // Gets UMA name for an entry specified by |index|.
 const char* GetMetricsName(MetricsNameIndex index);
 
-}  // namespace TranslateCommonMetrics
+}  // namespace translate
 
-#endif  // CHROME_COMMON_TRANSLATE_TRANSLATE_COMMON_METRICS_H_
+#endif  // COMPONENTS_TRANSLATE_COMMON_TRANSLATE_METRICS_H_