Refactor oobe/login screens so lock screen can be loaded faster.

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

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview Shared data between oobe and the login screens. These files
+ * are *not* used in the lock screen. If a file should also be used in the lock
+ * screen, added it to login_shared.js.
+ */
+
+<include src="network_dropdown.js">
+
+<include src="oobe_screen_reset_confirmation_overlay.js">
+<include src="oobe_screen_reset.js">
+<include src="oobe_screen_autolaunch.js">
+<include src="oobe_screen_enable_kiosk.js">
+<include src="oobe_screen_terms_of_service.js">
+<include src="oobe_screen_user_image.js">
+
+<include src="screen_app_launch_splash.js">
+<include src="screen_error_message.js">
+<include src="screen_gaia_signin.js">
+<include src="screen_password_changed.js">
+<include src="screen_supervised_user_creation.js">
+<include src="screen_tpm_error.js">
+<include src="screen_wrong_hwid.js">
+<include src="screen_confirm_password.js">
+<include src="screen_fatal_error.js">
+<include src="screen_device_disabled.js">
+<include src="screen_unrecoverable_cryptohome_error.js">
+
+// Allow selection events on components with editable text (password field)
+// bug (http://code.google.com/p/chromium/issues/detail?id=125863)
+disableTextSelectAndDrag(function(e) {

[dzhioev (left Google), 2016/03/25 22:17:36]

I think this should be done in login_shared.js, as we want disable text
selection on the lock screen as well.

[jdufault, 2016/03/28 17:30:38]

Done.

+  var src = e.target;
+  return src instanceof HTMLTextAreaElement ||
+         src instanceof HTMLInputElement &&
+         /text|password|search/.test(src.type);
+});
+
+// Register assets for async loading.
+[{
+  id: SCREEN_OOBE_ENROLLMENT,
+  html: [{ url: 'chrome://oobe/enrollment.html', targetID: 'inner-container' }],
+  css: ['chrome://oobe/enrollment.css'],
+  js: ['chrome://oobe/enrollment.js']
+}].forEach(cr.ui.login.ResourceLoader.registerAssets);
+
+(function() {
+  'use strict';
+
+  document.addEventListener('DOMContentLoaded', function() {
+    // Immediately load async assets.
+    // TODO(dconnelly): remove this at some point and only load as needed.
+    // See crbug.com/236426
+    cr.ui.login.ResourceLoader.loadAssets(SCREEN_OOBE_ENROLLMENT, function() {
+      // This screen is async-loaded so we manually trigger i18n processing.
+      i18nTemplate.process($('oauth-enrollment'), loadTimeData);
+      // Delayed binding since this isn't defined yet.
+      login.OAuthEnrollmentScreen.register();
+    });
+  });
+})();