kiosk: Tighten cert manager UI

chrome/browser/resources/options/certificate_manager.js

Index: chrome/browser/resources/options/certificate_manager.js
diff --git a/chrome/browser/resources/options/certificate_manager.js b/chrome/browser/resources/options/certificate_manager.js
index 8e9cad6115881b57a0bb073a0f989b4e1b3045c5..1447008243267a122bf79bbbb7456d7c9119a75b 100644
--- a/chrome/browser/resources/options/certificate_manager.js
+++ b/chrome/browser/resources/options/certificate_manager.js
@@ -202,6 +202,13 @@ cr.define('options', function() {
       this.caTab = new CertificateManagerTab('caCertsTab', this.isKiosk_);
       this.otherTab = new CertificateManagerTab('otherCertsTab', this.isKiosk_);
 
+      if (this.isKiosk_) {
+        // No "Servers" and "Authorities" tab in kiosk mode.
+        // See http://crbug.com/719907 for details.
+        $('server-certs-nav-tab').hidden = true;
+        $('ca-certs-nav-tab').hidden = true;
+      }
+
       this.addEventListener('visibleChange', this.handleVisibleChange_);
 
       $('certificate-confirm').onclick = function() {