Refactor print preview web 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 {
+  cursor: default;
+  padding: 3px 2px 3px 18px;
+  -webkit-transition: background-color 150ms;
+}
+
+.destination-list-item:hover {
+  background-color: #E4ECF7;
+}
+
+.destination-list-item-icon {
+  display: inline-block;
+  width: 24px;
+  height: 24px;
+  vertical-align: middle;
+  margin-right: 8px;
+  opacity: .4;
+}
+
+.destination-list-item:hover .destination-list-item-icon {
+  opacity: 1;
+}
+
+.destination-list-item-icon-local {
+  background-image: url(images/classic_printer_24.png);
+}
+
+.destination-list-item-icon-cloud {
+  background-image: url(images/cloud_printer_24.png);
+}
+
+.destination-list-item-icon-google-sponsored {
+  background-image:
+      url(images/google_sponsored_printer_24.png);
+}
+
+.destination-list-item-name {
+  vertical-align: middle;
+}