Added and replaced some UMAs

ui/base/l10n/l10n_util.h

Index: ui/base/l10n/l10n_util.h
diff --git a/ui/base/l10n/l10n_util.h b/ui/base/l10n/l10n_util.h
index 21ca83a3b18083ab9973cd38c538317b55d160ef..96780d6b479aad539c9587400aabcfcb8b84c245 100644
--- a/ui/base/l10n/l10n_util.h
+++ b/ui/base/l10n/l10n_util.h
@@ -21,6 +21,11 @@
 
 namespace l10n_util {
 
+// Returns true if a display name for |locale| is available in the locale
+// |display_locale|.
+UI_EXPORT bool IsLocaleNameTranslated(const std::string& locale,
+                                      const std::string& display_locale);
+
 // This method is responsible for determining the locale as defined below. In
 // nearly all cases you shouldn't call this, rather use GetApplicationLocale
 // defined on browser_process.