Add icon-visibility attribute to cr.ui.Tree.

chrome/browser/resources/options/certificate_manager.html

Index: chrome/browser/resources/options/certificate_manager.html
diff --git a/chrome/browser/resources/options/certificate_manager.html b/chrome/browser/resources/options/certificate_manager.html
index 64974486a9429bc4fac9741a2c5ff8231de81a2e..68ea65a9c02eb707c3c482974cd8b3fd987831b4 100644
--- a/chrome/browser/resources/options/certificate_manager.html
+++ b/chrome/browser/resources/options/certificate_manager.html
@@ -35,26 +35,27 @@
         <span i18n-content="personalCertsTabDescription"></span>
       </td></tr>
       <tr><td>
-        <tree id="personalCertsTab-tree" class="certificate-tree"></tree>
+        <tree id="personalCertsTab-tree" class="certificate-tree"
+            icon-visibility="parent"></tree>
       </td></tr>
       <tr><td>
         <button id="personalCertsTab-view" i18n-content="view_certificate"
-          disabled></button>
+            disabled></button>
         <!-- TODO(mattm):
         <button id="personalCertsTab-backup-all"
-          i18n-content="export_all_certificates"
-          disabled></button>
+            i18n-content="export_all_certificates"
+            disabled></button>
         -->
         <button id="personalCertsTab-import" i18n-content="import_certificate"
-          ></button>
+            ></button>
         <if expr="pp_ifdef('chromeos')">
           <button id="personalCertsTab-import-and-bind"
-            i18n-content="importAndBindCertificate" disabled></button>
+              i18n-content="importAndBindCertificate" disabled></button>
         </if>
         <button id="personalCertsTab-backup" i18n-content="export_certificate"
-          disabled></button>
+            disabled></button>
         <button id="personalCertsTab-delete" i18n-content="delete_certificate"
-          disabled></button>
+            disabled></button>
       </td></tr>
     </table>
   </div>
@@ -64,21 +65,22 @@
         <span i18n-content="serverCertsTabDescription"></span>
       </td></tr>
       <tr><td>
-        <tree id="serverCertsTab-tree" class="certificate-tree"></tree>
+        <tree id="serverCertsTab-tree" class="certificate-tree"
+            icon-visibility="parent"></tree>
       </td></tr>
       <tr><td>
         <button id="serverCertsTab-view" i18n-content="view_certificate"
-          disabled></button>
+            disabled></button>
         <!-- TODO(mattm):
         <button id="serverCertsTab-edit" i18n-content="edit_certificate"
-          disabled></button>
+            disabled></button>
         -->
         <button id="serverCertsTab-import" i18n-content="import_certificate"
-          ></button>
+            ></button>
         <button id="serverCertsTab-export" i18n-content="export_certificate"
-          disabled></button>
+            disabled></button>
         <button id="serverCertsTab-delete" i18n-content="delete_certificate"
-          disabled></button>
+            disabled></button>
       </td></tr>
     </table>
   </div>
@@ -88,19 +90,20 @@
         <span i18n-content="caCertsTabDescription"></span>
       </td></tr>
       <tr><td>
-        <tree id="caCertsTab-tree" class="certificate-tree"></tree>
+        <tree id="caCertsTab-tree" class="certificate-tree"
+            icon-visibility="parent"></tree>
       </td></tr>
       <tr><td>
         <button id="caCertsTab-view" i18n-content="view_certificate"
-          disabled></button>
+            disabled></button>
         <button id="caCertsTab-edit" i18n-content="edit_certificate"
-          disabled></button>
+            disabled></button>
         <button id="caCertsTab-import" i18n-content="import_certificate"
-          ></button>
+            ></button>
         <button id="caCertsTab-export" i18n-content="export_certificate"
-          disabled></button>
+            disabled></button>
         <button id="caCertsTab-delete" i18n-content="delete_certificate"
-          disabled></button>
+            disabled></button>
       </td></tr>
     </table>
   </div>
@@ -110,15 +113,16 @@
         <span i18n-content="unknownCertsTabDescription"></span>
       </td></tr>
       <tr><td>
-        <tree id="otherCertsTab-tree" class="certificate-tree"></tree>
+        <tree id="otherCertsTab-tree" class="certificate-tree"
+            icon-visibility="parent"></tree>
       </td></tr>
       <tr><td>
         <button id="otherCertsTab-view" i18n-content="view_certificate"
-          disabled></button>
+            disabled></button>
         <button id="otherCertsTab-export" i18n-content="export_certificate"
-          disabled></button>
+            disabled></button>
         <button id="otherCertsTab-delete" i18n-content="delete_certificate"
-          disabled></button>
+            disabled></button>
       </td></tr>
     </table>
   </div>