Spoken feedback sounds for user photo capture/discard at image picker added.

chrome/browser/resources/chromeos/login/screen_locally_managed_user_creation.css

 /* Copyright (c) 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.
  *
  * This is the stylesheet used by the Locally managed user creation flow screen.
  */
 
 #managed-user-creation {
   height: 609px; /* Same size as GAIA sign in screen.*/
   padding: 0 0;  /* Some screens have elements right next to borders. */
@@ skipping 485 matching lines @@
 }
 
 .camera.live.online #managed-user-creation-take-photo {
   background: url('chrome://theme/IDR_USER_IMAGE_CAPTURE')
       no-repeat center -1px;
   display: block;
 }
 
 #managed-user-creation-image-preview .perspective-box {
   -webkit-perspective: 600px;
+   border: solid 1px #cacaca;
+   border-radius: 4px;
+   padding: 2px;
+   width: 220px;
 }
 
 .managed-user-creation-image-stream-area .spinner {
   display: none;
   height: 44px;
   left: 50%;
   margin-left: -22px;
   margin-top: -22px;
   position: absolute;
   top: 50%;
   width: 44px;
 }
 
 .camera.live:not(.online) .managed-user-creation-image-stream-area .spinner {
   display: block;
 }