Rename use_nss to use_nss_certs in gyp and grit.

chrome/browser/resources/options/browser_options.html

 <div id="settings" class="page" hidden>
   <header>
     <h1 i18n-content="settingsTitle"></h1>
   </header>
   <include src="reset_profile_settings_banner.html">
   <include src="automatic_settings_reset_banner.html">
 <if expr="chromeos">
   <link rel="import" href="chrome://resources/cr_elements/cr_network_icon/cr_network_icon.html">
   <link rel="import" href="chrome://resources/cr_elements/cr_onc/cr_onc_data.html">
   <include src="secondary_user_banner.html">
@@ skipping 735 matching lines @@
             <button id="autoOpenFileTypesResetToDefault"
                 i18n-content="autoOpenFileTypesResetToDefault"></button>
             </div>
         </div>
       </div>
     </div>
   </section>
   <section>
       <h3 i18n-content="advancedSectionTitleCertificates"></h3>
       <div>
-<if expr="use_nss or is_win or is_macosx">
+<if expr="use_nss_certs or is_win or is_macosx">
         <div class="settings-row">
           <button id="certificatesManageButton"
               i18n-content="certificatesManageButton"></button>
         </div>
 </if>
       </div>
   </section>
 <if expr="enable_service_discovery">
     <section id="cloudprint-options-mdns">
       <h3 i18n-content="advancedSectionTitleCloudPrint"></h3>
@@ skipping 244 matching lines @@
       </button>
     </div>
   </section>
   </div>  <!-- advanced-settings-container -->
   </div>  <!-- advanced-settings -->
   <footer id="advanced-settings-footer">
     <a is="action-link" id="advanced-settings-expander"
         i18n-content="showAdvancedSettings"></a>
   </footer>
 </div>