Translate: display alpha language name with (alpha) suffix

chrome/browser/translate/translate_infobar_delegate.cc

Index: chrome/browser/translate/translate_infobar_delegate.cc
diff --git a/chrome/browser/translate/translate_infobar_delegate.cc b/chrome/browser/translate/translate_infobar_delegate.cc
index dc2830ad52c9b7943568b56b0cb6d0fa9d2eaf7a..0d7625c021a3fe421aaf8a6bad083d1e91d6988e 100644
--- a/chrome/browser/translate/translate_infobar_delegate.cc
+++ b/chrome/browser/translate/translate_infobar_delegate.cc
@@ -280,8 +280,12 @@ void TranslateInfoBarDelegate::UpdateBackgroundAnimation(
 // static
 string16 TranslateInfoBarDelegate::GetLanguageDisplayableName(
     const std::string& language_code) {
-  return l10n_util::GetDisplayNameForLocale(
+  string16 name = l10n_util::GetDisplayNameForLocale(
       language_code, g_browser_process->GetApplicationLocale(), true);
+  if (!TranslateManager::IsAlphaLanguage(language_code))
+    return name;
+  return l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_ALPHA_LANGUAGE,
+                                    name);
 }
 
 // static