Refresh the Incognito NTP layout on default font size change

chrome/browser/resources/ntp4/md_incognito_tab.css

 /* Copyright 2017 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. */
 
 body {
   -webkit-font-smoothing: antialiased;
   font-size: 100%;
   margin: 0;
 }
 
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 /* Margins of floating elements don't collapse. The margin for bulletpoints
  * will usually be provided by a neighboring element. */
 .bulletpoints {
   margin: 0;
 }
 
 .bulletpoints + .bulletpoints {
   -webkit-margin-start: 40px;
 }
 
-.bulletpoints + .bulletpoints.tooWide {
+.bulletpoints + .bulletpoints.too-wide {
   -webkit-margin-start: 0;
   margin-top: 1.5rem;
 }
 
 /* Wide screens. */
 @media (min-width: 720px) {
   .icon,
   h1,
   #subtitle,
   .learn-more-button {
@@ skipping 102 matching lines @@
 }
 
 /* Very narrow screens. */
 @media (max-width: 240px) {
   .content {
     min-width: 192px;
     padding-left: 24px;
     padding-right: 24px;
   }
 }