Added and replaced some UMAs

chrome/browser/translate/translate_manager.h

Index: chrome/browser/translate/translate_manager.h
diff --git a/chrome/browser/translate/translate_manager.h b/chrome/browser/translate/translate_manager.h
index 5a243782fb136028aa95d4c5399c8824b8bcefa5..30f9ad7446e80a798a9dd16b6b18b213223457b1 100644
--- a/chrome/browser/translate/translate_manager.h
+++ b/chrome/browser/translate/translate_manager.h
@@ -113,6 +113,9 @@ class TranslateManager : public content::NotificationObserver,
   // Returns true if |language| is supported by the translation server.
   static bool IsSupportedLanguage(const std::string& language);
 
+  // Returns true if |language| is shown as a candidate in the inforbar.

[Takashi Toyoshima, 2013/05/21 11:11:43]

This description looks vague.
"If infobar can display a name for |language| in current UI locale" or
something?

[hajimehoshi, 2013/05/22 04:19:27]

Done.

+  static bool IsAvailableLanguage(const std::string& language);
+
   // static const values shared with our browser tests.
   static const char kLanguageListCallbackName[];
   static const char kTargetLanguagesKey[];