css hack n' slash, continued: New styles for checkboxes and radios.

chrome/browser/resources/history/history.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.
  */
 
 #editing-controls {
   margin-top: 16px;
   white-space: nowrap;
 }
 
@@ skipping 118 matching lines @@
   width: 90px;
 }
 
 .search-results .time {
   width: 110px;
 }
 
 .entry input[type=checkbox] {
   -webkit-margin-end: 6px;
   -webkit-margin-start: 4px;
-  height: 14px;
-  line-height: 12px;
-  text-indent: -1px;
-  top: 2px;
-  width: 14px;
+  line-height: 1em;
 }
 
 /* Checkboxes are shown when checked or focused, or when the entry is hovered.
    Fade in on focus, but not on hover, because it makes the UI feel laggy. */
 .entry input[type=checkbox]:not(:checked) {
   opacity: 0;
 }
 
 .entry-box:hover input[type=checkbox],
 .entry-box input[type=checkbox]:focus {
@@ skipping 53 matching lines @@
 .fade-out {
   -webkit-transition: opacity 200ms;
   opacity: 0;
 }
 
 .page-navigation {
   -webkit-margin-end: 4px;
   background-color: rgb(235, 239, 249);
   padding: 8px;
 }