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

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

Index: chrome/browser/resources/chromeos/login/login_common.js
diff --git a/chrome/browser/resources/chromeos/login/login_common.js b/chrome/browser/resources/chromeos/login/login_common.js
deleted file mode 100644
index cd48d356eadd9a6a01519f3fa5ad08a51899418e..0000000000000000000000000000000000000000
--- a/chrome/browser/resources/chromeos/login/login_common.js
+++ /dev/null
@@ -1,432 +0,0 @@
-// 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 Common OOBE controller methods.
- */
-
-<include src="test_util.js">
-<include src="../../../../../ui/login/screen.js">
-<include src="screen_context.js">
-<include src="../user_images_grid.js">
-<include src="apps_menu.js">
-<include src="../../../../../ui/login/bubble.js">
-<include src="../../../../../ui/login/display_manager.js">
-<include src="header_bar.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="../../../../../ui/login/account_picker/screen_account_picker.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">
-<include src="../../../../../ui/login/login_ui_tools.js">
-<include src="../../../../../ui/login/account_picker/user_pod_row.js">
-<include src="../../../../../ui/login/resource_loader.js">
-
-cr.define('cr.ui', function() {
-  var DisplayManager = cr.ui.login.DisplayManager;
-
-  /**
-  * Constructs an Out of box controller. It manages initialization of screens,
-  * transitions, error messages display.
-  * @extends {DisplayManager}
-  * @constructor
-  */
-  function Oobe() {
-  }
-
-  /**
-   * Delay in milliseconds between start of OOBE animation and start of
-   * header bar animation.
-   */
-  var HEADER_BAR_DELAY_MS = 300;
-
-  cr.addSingletonGetter(Oobe);
-
-  Oobe.prototype = {
-    __proto__: DisplayManager.prototype,
-  };
-
-  /**
-   * Handle accelerators. These are passed from native code instead of a JS
-   * event handler in order to make sure that embedded iframes cannot swallow
-   * them.
-   * @param {string} name Accelerator name.
-   */
-  Oobe.handleAccelerator = function(name) {
-    Oobe.getInstance().handleAccelerator(name);
-  };
-
-  /**
-   * Shows the given screen.
-   * @param {Object} screen Screen params dict, e.g. {id: screenId, data: data}
-   */
-  Oobe.showScreen = function(screen) {
-    Oobe.getInstance().showScreen(screen);
-  };
-
-  /**
-   * Updates missin API keys message visibility.
-   * @param {boolean} show True if the message should be visible.
-   */
-  Oobe.showAPIKeysNotice = function(show) {
-    $('api-keys-notice-container').hidden = !show;
-  };
-
-  /**
-   * Updates version label visibility.
-   * @param {boolean} show True if version label should be visible.
-   */
-  Oobe.showVersion = function(show) {
-    Oobe.getInstance().showVersion(show);
-  };
-
-  /**
-   * Update body class to switch between OOBE UI and Login UI.
-   */
-  Oobe.showOobeUI = function(showOobe) {
-    if (showOobe) {
-      document.body.classList.add('oobe-display');
-
-      // Callback to animate the header bar in.
-      var showHeaderBar = function() {
-        login.HeaderBar.animateIn(false, function() {
-          chrome.send('headerBarVisible');
-        });
-      };
-      // Start asynchronously so the OOBE network screen comes in first.
-      window.setTimeout(showHeaderBar, HEADER_BAR_DELAY_MS);
-    } else {
-      document.body.classList.remove('oobe-display');
-      Oobe.getInstance().prepareForLoginDisplay_();
-      // Ensure header bar is visible when switching to Login UI from oobe.
-      if (Oobe.getInstance().displayType == DISPLAY_TYPE.OOBE)
-        login.HeaderBar.animateIn(true);
-    }
-
-    Oobe.getInstance().headerHidden = false;
-  };
-
-  /**
-   * When |showShutdown| is set to "true", the shutdown button is shown and the
-   * reboot button hidden. If set to "false", the reboot button is visible and
-   * the shutdown button hidden.
-   */
-  Oobe.showShutdown = function(showShutdown) {
-    $('login-header-bar').showShutdownButton = showShutdown;
-    $('login-header-bar').showRebootButton = !showShutdown;
-  };
-
-  /**
-   * Enables keyboard driven flow.
-   */
-  Oobe.enableKeyboardFlow = function(value) {
-    // Don't show header bar for OOBE.
-    Oobe.getInstance().forceKeyboardFlow = value;
-  };
-
-  /**
-   * Disables signin UI.
-   */
-  Oobe.disableSigninUI = function() {
-    DisplayManager.disableSigninUI();
-  };
-
-  /**
-   * Shows signin UI.
-   * @param {string} opt_email An optional email for signin UI.
-   */
-  Oobe.showSigninUI = function(opt_email) {
-    DisplayManager.showSigninUI(opt_email);
-  };
-
-  /**
-   * Resets sign-in input fields.
-   * @param {boolean} forceOnline Whether online sign-in should be forced.
-   * If |forceOnline| is false previously used sign-in type will be used.
-   */
-  Oobe.resetSigninUI = function(forceOnline) {
-    DisplayManager.resetSigninUI(forceOnline);
-  };
-
-  /**
-   * Shows sign-in error bubble.
-   * @param {number} loginAttempts Number of login attemps tried.
-   * @param {string} message Error message to show.
-   * @param {string} link Text to use for help link.
-   * @param {number} helpId Help topic Id associated with help link.
-   */
-  Oobe.showSignInError = function(loginAttempts, message, link, helpId) {
-    DisplayManager.showSignInError(loginAttempts, message, link, helpId);
-  };
-
-  /**
-   * Shows password changed screen that offers migration.
-   * @param {boolean} showError Whether to show the incorrect password error.
-   */
-  Oobe.showPasswordChangedScreen = function(showError, email) {
-    DisplayManager.showPasswordChangedScreen(showError, email);
-  };
-
-  /**
-   * Shows dialog to create a supervised user.
-   */
-  Oobe.showSupervisedUserCreationScreen = function() {
-    DisplayManager.showSupervisedUserCreationScreen();
-  };
-
-  /**
-   * Shows TPM error screen.
-   */
-  Oobe.showTpmError = function() {
-    DisplayManager.showTpmError();
-  };
-
-  /**
-   * Show user-pods.
-   */
-  Oobe.showUserPods = function() {
-    $('pod-row').loadLastWallpaper();
-    Oobe.showScreen({id: SCREEN_ACCOUNT_PICKER});
-    Oobe.resetSigninUI(true);
-  };
-
-  /**
-   * Clears error bubble as well as optional menus that could be open.
-   */
-  Oobe.clearErrors = function() {
-    var accessibilityMenu = $('accessibility-menu');
-    if (accessibilityMenu)
-      accessibilityMenu.hide();
-    DisplayManager.clearErrors();
-  };
-
-  /**
-   * Displays animations on successful authentication, that have to happen
-   * before login UI is dismissed.
-   */
-  Oobe.animateAuthenticationSuccess = function() {
-    login.HeaderBar.animateOut(function() {
-      chrome.send('unlockOnLoginSuccess');
-    });
-  };
-
-  /**
-   * Displays animations that have to happen once login UI is fully displayed.
-   */
-  Oobe.animateOnceFullyDisplayed = function() {
-    login.HeaderBar.animateIn(true, function() {
-      chrome.send('headerBarVisible');
-    });
-  };
-
-  /**
-   * Sets text content for a div with |labelId|.
-   * @param {string} labelId Id of the label div.
-   * @param {string} labelText Text for the label.
-   */
-  Oobe.setLabelText = function(labelId, labelText) {
-    DisplayManager.setLabelText(labelId, labelText);
-  };
-
-  /**
-   * Sets the text content of the enterprise info message.
-   * If the text is empty, the entire notification will be hidden.
-   * @param {string} messageText The message text.
-   */
-  Oobe.setEnterpriseInfo = function(messageText, assetId) {
-    DisplayManager.setEnterpriseInfo(messageText, assetId);
-  };
-
-  /**
-   * Updates the device requisition string shown in the requisition prompt.
-   * @param {string} requisition The device requisition.
-   */
-  Oobe.updateDeviceRequisition = function(requisition) {
-    Oobe.getInstance().updateDeviceRequisition(requisition);
-  };
-
-  /**
-   * Enforces focus on user pod of locked user.
-   */
-  Oobe.forceLockedUserPodFocus = function() {
-    login.AccountPickerScreen.forceLockedUserPodFocus();
-  };
-
-  /**
-   * Clears password field in user-pod.
-   */
-  Oobe.clearUserPodPassword = function() {
-    DisplayManager.clearUserPodPassword();
-  };
-
-  /**
-   * Restores input focus to currently selected pod.
-   */
-  Oobe.refocusCurrentPod = function() {
-    DisplayManager.refocusCurrentPod();
-  };
-
-  /**
-   * Skip to login screen for telemetry.
-   */
-  Oobe.skipToLoginForTesting = function() {
-    Oobe.disableSigninUI();
-    chrome.send('skipToLoginForTesting');
-  };
-
-  /**
-   * Login for telemetry.
-   * @param {string} username Login username.
-   * @param {string} password Login password.
-   */
-  Oobe.loginForTesting = function(username, password, gaia_id) {
-    Oobe.disableSigninUI();
-    chrome.send('skipToLoginForTesting', [username]);
-    if (!gaia_id) {
-      /* TODO (alemate): Remove this backward compatibility hack when
-         as soon as all telemetry tests will pass gaia_id directly.
-      */
-      gaia_id = '12345';
-    }
-    chrome.send('completeLogin', [gaia_id, username, password, false]);
-  };
-
-  /**
-   * Guest login for telemetry.
-   */
-  Oobe.guestLoginForTesting = function() {
-    Oobe.skipToLoginForTesting();
-    chrome.send('launchIncognito');
-  };
-
-  /**
-   * Authenticate for telemetry - used for screenlocker.
-   * @param {string} username Login username.
-   * @param {string} password Login password.
-   */
-  Oobe.authenticateForTesting = function(username, password) {
-    Oobe.disableSigninUI();
-    chrome.send('authenticateUser', [username, password]);
-  };
-
-  /**
-   * Gaia login screen for telemetry.
-   */
-  Oobe.addUserForTesting = function() {
-    Oobe.skipToLoginForTesting();
-    chrome.send('addUser');
-  };
-
-  /**
-   * Shows the add user dialog. Used in browser tests.
-   */
-  Oobe.showAddUserForTesting = function() {
-    chrome.send('showAddUser');
-  };
-
-  /**
-   * Hotrod requisition for telemetry.
-   */
-  Oobe.remoraRequisitionForTesting = function() {
-    chrome.send('setDeviceRequisition', ['remora']);
-  };
-
-  /**
-   * Begin enterprise enrollment for telemetry.
-   */
-  Oobe.switchToEnterpriseEnrollmentForTesting = function() {
-    chrome.send('toggleEnrollmentScreen');
-  };
-
-  /**
-   * Finish enterprise enrollment for telemetry.
-   */
-  Oobe.enterpriseEnrollmentDone = function() {
-    chrome.send('oauthEnrollClose', ['done']);
-  };
-
-  /**
-   * Returns true if enrollment was successful. Dismisses the enrollment
-   * attribute screen if it's present.
-   */
-  Oobe.isEnrollmentSuccessfulForTest = function() {
-    if (document.querySelector('.oauth-enroll-state-attribute-prompt'))
-      chrome.send('oauthEnrollAttributes', ['', '']);
-
-    return $('oauth-enrollment').classList.contains(
-      'oauth-enroll-state-success');
-  };
-
-  /**
-   * Shows/hides login UI control bar with buttons like [Shut down].
-   */
-  Oobe.showControlBar = function(show) {
-    Oobe.getInstance().headerHidden = !show;
-  };
-
-  /**
-   * Sets the current size of the client area (display size).
-   * @param {number} width client area width
-   * @param {number} height client area height
-   */
-  Oobe.setClientAreaSize = function(width, height) {
-    Oobe.getInstance().setClientAreaSize(width, height);
-  };
-
-  // Export
-  return {
-    Oobe: Oobe
-  };
-});
-
-var Oobe = cr.ui.Oobe;
-
-// Allow selection events on components with editable text (password field)
-// bug (http://code.google.com/p/chromium/issues/detail?id=125863)
-disableTextSelectAndDrag(function(e) {
-  var src = e.target;
-  return src instanceof HTMLTextAreaElement ||
-         src instanceof HTMLInputElement &&
-         /text|password|search/.test(src.type);
-});
-
-// Register assets for async loading.
-[{
-  id: SCREEN_OOBE_ENROLLMENT,
-  html: [{ url: 'chrome://oobe/enrollment.html', targetID: 'inner-container' }],
-  css: ['chrome://oobe/enrollment.css'],
-  js: ['chrome://oobe/enrollment.js']
-}].forEach(cr.ui.login.ResourceLoader.registerAssets);
-
-(function() {
-  'use strict';
-
-  document.addEventListener('DOMContentLoaded', function() {
-    // Immediately load async assets.
-    // TODO(dconnelly): remove this at some point and only load as needed.
-    // See crbug.com/236426
-    cr.ui.login.ResourceLoader.loadAssets(SCREEN_OOBE_ENROLLMENT, function() {
-      // This screen is async-loaded so we manually trigger i18n processing.
-      i18nTemplate.process($('oauth-enrollment'), loadTimeData);
-      // Delayed binding since this isn't defined yet.
-      login.OAuthEnrollmentScreen.register();
-    });
-
-    cr.ui.Oobe.initialize();
-  });
-})();