DOMUI Settings: UTH: Polish the 'Security' section

chrome/browser/resources/options/advanced_options.html

 <div class="page hidden" id="advancedPage">
   <h1 i18n-content="advancedPage"></h1>
   <section>
     <h3 i18n-content="advancedSectionTitlePrivacy"></h3>
     <div>
       <div>
         <button id="privacyContentSettingsButton"
             i18n-content="privacyContentSettingsButton"></button>
         <button id="privacyClearDataButton"
             i18n-content="privacyClearDataButton"></button>
@@ skipping 112 matching lines @@
       </label>
 </if>
       <div i18n-content="autoOpenFileTypesInfo"></div>
       <div><button id="autoOpenFileTypesResetToDefault"
           i18n-content="autoOpenFileTypesResetToDefault"></button></div>
     </div>
   </section>
   <section>
     <h3 i18n-content="advancedSectionTitleSecurity"></h3>
     <div>
-      <div i18n-content="certificatesLabel"></div>
       <div><button id="certificatesManageButton"
           i18n-content="certificatesManageButton"></button></div>
 <if expr="os == 'win32'">
       <!-- Configure these options for manual handling on windows -->
       <label class="checkbox">
         <input id="sslCheckRevocation" type="checkbox">
         <span i18n-content="sslCheckRevocation"></span>
       </label>
       <label class="checkbox">
         <input id="sslUseSSL3" type="checkbox">
@@ skipping 36 matching lines @@
         <button id="cloudPrintProxyManageButton"
                 i18n-content="cloudPrintProxyEnabledManageButton"></button>
       </div>
     </div>
   </section>
 </if>
   <div class="button-strip">
     <button id="optionsReset" i18n-content="optionsReset"></button>
   </div>
 </div>