Sentence-case the locale list.

Bug: 26730313
Change-Id: I015c50cb0e82cf3f5ad88a57d43d39e7202cf62d
diff --git a/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java b/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
index 838989e..1318a1b 100644
--- a/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
+++ b/src/com/android/settings/inputmethod/InputMethodAndLanguageSettings.java
@@ -348,7 +348,9 @@
 
     private static String getLocaleNames(Context context) {
         final LocaleList locales = LocalePicker.getLocales();
-        return LocaleHelper.getDisplayLocaleList(locales, Locale.getDefault());
+        final Locale displayLocale = Locale.getDefault();
+        return LocaleHelper.toSentenceCase(
+                LocaleHelper.getDisplayLocaleList(locales, displayLocale), displayLocale);
     }
 
     private void saveInputMethodSelectorVisibility(String value) {