MD Settings: fix settings-toggle-button label text overflow.

chrome/browser/resources/settings/settings_shared_css.html

 <link rel="import" href="chrome://resources/cr_elements/shared_style_css.html">
 <link rel="import" href="/settings_vars_css.html">
 
 <!-- Common styles for Material Design settings. -->
 <dom-module id="settings-shared">
   <template>
     <style include="cr-shared-style">
       /* Included here so we don't have to include "iron-positioning" in every
        * stylesheet. See crbug.com/498405. */
       [hidden] {
@@ skipping 142 matching lines @@
         align-items: center;
         display: flex;
         min-height: var(--settings-row-min-height);
       }
 
       paper-radio-group {
         width: 100%;
       }
 
       .text-elide {
-        overflow: hidden;
-        text-overflow: ellipsis;
-        white-space: nowrap;
+        @apply(--settings-text-elide);
       }
 
       /**
        * By default, flexbox children have min-width calculated to be the width
        * of the content. However, in some cases we might want to allow the
        * width to be smaller than the content (i.e. for long text to ellipsis).
        * In such cases this class should be applied.
        * (See: https://bugzilla.mozilla.org/show_bug.cgi?id=1108514#c5)
        */
       .no-min-width {
@@ skipping 207 matching lines @@
       /* Turns the arrow direction downwards, when the bubble is placed above
        * the anchor element */
       .search-bubble-innards.above::after {
         -webkit-transform: rotate(-135deg);
         bottom: -5px;
         top: auto;
       }
     </style>
   </template>
 </dom-module>