Settings Rewrite: Make a common settings-section component.

chrome/browser/resources/settings/users_page/users_page.html

 <link rel="import" href="chrome://resources/polymer/v1_0/polymer/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-a11y-keys-behavior/iron-a11y-keys-behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-input/paper-input.html">
-<link rel="import" href="chrome://resources/polymer/v1_0/paper-material/paper-material.html">
 <link rel="import" href="chrome://resources/cr_elements/v1_0/cr_button/cr_button.html">
 <link rel="import" href="chrome://resources/cr_elements/v1_0/cr_input/cr_input.html">
 <link rel="import" href="chrome://md-settings/checkbox/checkbox.html">
+<link rel="import" href="chrome://md-settings/settings_page/settings_section.html">
 <link rel="import" href="user_list.html">
 
 <dom-module id="cr-settings-users-page">
-  <link rel="import" type="css" href="chrome://md-settings/settings_page/settings_page.css">
   <link rel="import" type="css" href="users_page.css">
   <template>
-    <paper-material>
+    <cr-settings-section page-title="[[pageTitle]]" icon="[[icon]]">
       <div class="page-content">
         <div i18n-content="usersModifiedByOwnerLabel"
             hidden$="{{computeHideOwnerLabel_(isOwner, isWhitelistManaged)}}">
         </div>
         <div i18n-content="settingsManagedLabel"
             hidden$="{{computeHideManagedLabel_(isOwner, isWhitelistManaged)}}">
         </div>
         <div>
           <cr-settings-checkbox
               pref="{{prefs.cros.accounts.allowBWSI}}"
@@ skipping 27 matching lines @@
             <cr-input id="addUserInput" i18n-values="label:addUsersLabel"
                 disabled="[[editingUsersDisabled]]"></cr-input>
             <div class="add-user-button layout horizontal end-justified">
               <cr-button i18n-content="addLabel" on-click="addUser_"
                   disabled="[[editingUsersDisabled]]" raised>
               </cr-button>
             </div>
           </div>
         </div>
       </div>
-    </paper-material>
+    </cr-settings-section>
   </template>
   <script src="users_page.js"></script>
 </dom-module>