[CUPS] Implement the local CUPS printer setup waiting UI.

chrome/browser/resources/print_preview/search/destination_list_item.css

 /* 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. */
 
 .destination-list-item {
   -webkit-padding-end: 2px;
   -webkit-padding-start: 18px;
   cursor: default;
   padding-bottom: 3px;
   padding-top: 3px;
@@ skipping 80 matching lines @@
 
 .extension-icon {
   background-position: center;
   background-repeat: no-repeat;
   cursor: pointer;
   flex: 0 0 auto;
   height: 24px;
   margin: 0 3px;
   width: 24px;
 }
+
+.configuring-in-progress-text,
+.configuring-failed-text {
+  -webkit-margin-start: 1em;
+  flex: 0 1 auto;
+  line-height: 24px;
+  vertical-align: middle;
+}
+
+.configuring-failed-text {
+  color: red;
+  font-style: italic;
+}