Add public API generation with cr.makePublic() and handle it in compiler pass

chrome/browser/resources/chromeos/login/oobe_screen_user_image.js

Index: chrome/browser/resources/chromeos/login/oobe_screen_user_image.js
diff --git a/chrome/browser/resources/chromeos/login/oobe_screen_user_image.js b/chrome/browser/resources/chromeos/login/oobe_screen_user_image.js
index 3979dc79dc292782f426232c3525c74e773ec1ab..83c1203a05ca7ee6727c3aa1829cac876a75a611 100644
--- a/chrome/browser/resources/chromeos/login/oobe_screen_user_image.js
+++ b/chrome/browser/resources/chromeos/login/oobe_screen_user_image.js
@@ -444,18 +444,14 @@ cr.define('login', function() {
   };
 
   // Forward public APIs to private implementations.
-  [
+  cr.makePublic(UserImageScreen, [
     'setDefaultImages',
     'setCameraPresent',
     'setProfilePictureEnabled',
     'setProfileImage',
     'setSelectedImage',
     'hideCurtain'
-  ].forEach(function(name) {
-    UserImageScreen[name] = function(value) {
-      $('user-image')[name + '_'](value);
-    };
-  });
+  ], 'user-image');
 
   return {
     UserImageScreen: UserImageScreen