Slightly modified ETA computation algorithm. Also modified UI of the

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

 // Copyright (c) 2012 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 Out of the box experience flow (OOBE).
  * This is the main code for the OOBE WebUI implementation.
  */
 
 var localStrings = new LocalStrings();
@@ skipping 139 matching lines @@
 
   /**
    * Sets update's progress bar value.
    * @param {number} progress Percentage of the progress bar.
    */
   Oobe.setUpdateProgress = function(progress) {
     $('update-progress-bar').value = progress;
   };
 
   /**
-   * Shows estimated time left status.
-   * @param {boolean} enable Are time left status show?
+   * Shows or hides downloading ETA message.
+   * @param {boolean} visible Are ETA message visible?
    */
-  Oobe.showUpdateEstimatedTimeLeft = function(enable) {
-    $('update-estimated-time-left').hidden = !enable;
+  Oobe.showEstimatedTimeLeft = function(visible) {
+    $('progress-message').hidden = visible;
+    $('estimated-time-left').hidden = !visible;
   };
 
   /**
    * Sets estimated time left until download will complete.
    * @param {number} seconds Time left in seconds.
    */
-  Oobe.setUpdateEstimatedTimeLeft = function(seconds) {
+  Oobe.setEstimatedTimeLeft = function(seconds) {
     var minutes = Math.ceil(seconds / 60);
     var message = '';
     if (minutes > 60) {
       message = localStrings.getString('downloadingTimeLeftLong');
     } else if (minutes > 55) {
       message = localStrings.getString('downloadingTimeLeftStatusOneHour');
     } else if (minutes > 20) {
       message = localStrings.getStringF('downloadingTimeLeftStatusMinutes',
                                         Math.ceil(minutes / 5) * 5);
     } else if (minutes > 1) {
       message = localStrings.getStringF('downloadingTimeLeftStatusMinutes',
                                         minutes);
     } else {
       message = localStrings.getString('downloadingTimeLeftSmall');
     }
-    $('update-estimated-time-left').textContent = message;
+    $('estimated-time-left').textContent =
+      localStrings.getStringF('downloading', message);
   };
 
   /**
+   * Shows or hides info message below progress bar.
+   * @param {boolean} visible Are message visible?
+   */
+  Oobe.showProgressMessage = function(visible) {
+    $('estimated-time-left').hidden = visible;
+    $('progress-message').hidden = !visible;
+  };
+
+  /**
+   * Sets message below progress bar.
+   * @param {string} message Message that should be shown.
+   */
+  Oobe.setProgressMessage = function(message) {
+    $('progress-message').innerText = message;
+  };
+
+  /**
    * Sets update message, which is shown above the progress bar.
    * @param {text} message Message which is shown by the label.
    */
   Oobe.setUpdateMessage = function(message) {
     $('update-upper-label').textContent = message;
   };
 
   /**
    * Shows or hides update curtain.
-   * @param {boolean} enable Are curtains shown?
+   * @param {boolean} visible Are curtains visible?
    */
-  Oobe.showUpdateCurtain = function(enable) {
-    $('update-screen-curtain').hidden = !enable;
-    $('update-screen-main').hidden = enable;
+  Oobe.showUpdateCurtain = function(visible) {
+    $('update-screen-curtain').hidden = !visible;
+    $('update-screen-main').hidden = visible;
   };
 
   /**
    * Sets TPM password.
    * @param {text} password TPM password to be shown.
    */
   Oobe.setTpmPassword = function(password) {
     $('tpm-busy').hidden = true;
     $('tpm-password').textContent = password;
     $('tpm-password').hidden = false;
@@ skipping 122 matching lines @@
 // 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);
 });
 
 document.addEventListener('DOMContentLoaded', cr.ui.Oobe.initialize);