Translate: Filter and record languages whose names Chrome doesn't show

chrome/browser/translate/translate_language_list.cc

Index: chrome/browser/translate/translate_language_list.cc
diff --git a/chrome/browser/translate/translate_language_list.cc b/chrome/browser/translate/translate_language_list.cc
index 99e3c6e650ae436119538dc2f83a72459232ca08..997b538cb213c7dc3692a855476cfea335f63698 100644
--- a/chrome/browser/translate/translate_language_list.cc
+++ b/chrome/browser/translate/translate_language_list.cc
@@ -13,6 +13,7 @@
 #include "base/string_util.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/translate/translate_browser_metrics.h"
 #include "chrome/browser/translate/translate_url_util.h"
 #include "chrome/common/chrome_switches.h"
 #include "googleurl/src/gurl.h"
@@ -21,6 +22,7 @@
 #include "net/http/http_status_code.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_status.h"
+#include "ui/base/l10n/l10n_util.h"
 
 namespace {
 
@@ -231,12 +233,20 @@ void TranslateLanguageList::SetSupportedLanguages(
     NOTREACHED();
     return;
   }
+
+  const std::string& locale = g_browser_process->GetApplicationLocale();
+
   // Now we can clear our current state...
   supported_languages_.clear();
   // ... and replace it with the values we just fetched from the server.
   for (DictionaryValue::Iterator iter(*target_languages);
        !iter.IsAtEnd();
        iter.Advance()) {
-    supported_languages_.insert(iter.key());
+    const std::string& lang = iter.key();
+    if (!l10n_util::IsLocaleNameTranslated(lang.c_str(), locale)) {
+      TranslateBrowserMetrics::ReportUndisplayableLanguage(lang);
+      continue;
+    }
+    supported_languages_.insert(lang);
   }
 }