MD Settings: Display languages native display name.

chrome/browser/resources/settings/languages_page/add_languages_dialog.js

Index: chrome/browser/resources/settings/languages_page/add_languages_dialog.js
diff --git a/chrome/browser/resources/settings/languages_page/add_languages_dialog.js b/chrome/browser/resources/settings/languages_page/add_languages_dialog.js
index 70cd755e04b191b73c2d49227eac03620bcbfb6b..e8d2d277ccedcdc6f8108d471098c07871ab73ec 100644
--- a/chrome/browser/resources/settings/languages_page/add_languages_dialog.js
+++ b/chrome/browser/resources/settings/languages_page/add_languages_dialog.js
@@ -73,6 +73,19 @@ Polymer({
   },
 
   /**
+   * @param {!chrome.languageSettingsPrivate.Language} language
+   * @return {string} The text to be displayed.
+   * @private
+   */
+  getDisplayText_: function(language) {
+     var displayText = language.displayName;
+     // If the native name is different, add it.
+     if (language.displayName != language.nativeDisplayName)
+       displayText += ' - ' + language.nativeDisplayName;

[dpapad, 2017/03/27 22:46:29]

This is on par with the old Options, see
https://cs.chromium.org/chromium/src/chrome/browser/resources/options/languag....

+     return displayText;
+  },
+
+  /**
    * True if the user has chosen to add this language (checked its checkbox).
    * @param {string} languageCode
    * @return {boolean}