Fix user pod not always scroll to the center after VK shows up

ui/login/display_manager.js

 // Copyright 2014 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 Display manager for WebUI OOBE and login.
  */
 
 // TODO(xiyuan): Find a better to share those constants.
 /** @const */ var SCREEN_OOBE_NETWORK = 'connect';
@@ skipping 185 matching lines @@
      */
     allowToggleVersion_: false,
 
     /**
      * Whether keyboard navigation flow is enforced.
      * @type {boolean}
      */
     forceKeyboardFlow_: false,
 
     /**
-     * Whether virtual keyboard is shown.
-     * @type {boolean}
-     */
-    virtualKeyboardShown_: false,
-
-    /**
-     * Virtual keyboard width.
-     * @type {number}
-     */
-    virtualKeyboardWidth_: 0,
-
-    /**
-     * Virtual keyboard height.
-     * @type {number}
-     */
-    virtualKeyboardHeight_: 0,
-
-    /**
      * Type of UI.
      * @type {string}
      */
     displayType_: DISPLAY_TYPE.UNKNOWN,
 
     /**
      * Error message (bubble) was shown. This is checked in tests.
      */
     errorMessageWasShownForTesting_: false,
 
@@ skipping 33 matching lines @@
      */
     get headerHidden() {
       return $('login-header-bar').hidden;
     },
 
     set headerHidden(hidden) {
       $('login-header-bar').hidden = hidden;
     },
 
     /**
-     * Virtual keyboard state (hidden/shown).
-     * @param {boolean} hidden Whether keyboard is shown.
-     */
-    get virtualKeyboardShown() {
-      return this.virtualKeyboardShown_;
-    },
-
-    set virtualKeyboardShown(shown) {
-      this.virtualKeyboardShown_ = shown;
-    },
-
-    /**
-     * Sets the current size of the virtual keyboard.
-     * @param {number} width keyboard width
-     * @param {number} height keyboard height
-     */
-    setVirtualKeyboardSize: function(width, height) {
-      this.virtualKeyboardWidth_ = width;
-      this.virtualKeyboardHeight_ = height;
-    },
-
-    /**
      * Sets the current size of the client area (display size).
      * @param {number} width client area width
      * @param {number} height client area height
      */
     setClientAreaSize: function(width, height) {
       var clientArea = $('outer-container');
       var bottom = parseInt(window.getComputedStyle(clientArea).bottom);
       clientArea.style.minHeight = cr.ui.toCssPx(height - bottom);
     },
 
@@ skipping 778 matching lines @@
    */
   DisplayManager.refocusCurrentPod = function() {
     $('pod-row').refocusCurrentPod();
   };
 
   // Export
   return {
     DisplayManager: DisplayManager
   };
 });