MD Bookmarks: Support policies for disabling bookmark editing

chrome/test/data/webui/md_bookmarks/policy_test.js

Index: chrome/test/data/webui/md_bookmarks/policy_test.js
diff --git a/chrome/test/data/webui/md_bookmarks/policy_test.js b/chrome/test/data/webui/md_bookmarks/policy_test.js
index 365400739b556ffad2f919daf2c09953558eb399..6e5cb07baa04035839c5ad2b91875c9a4c381f71 100644
--- a/chrome/test/data/webui/md_bookmarks/policy_test.js
+++ b/chrome/test/data/webui/md_bookmarks/policy_test.js
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-suite('Incognito policy', function() {
+suite('Bookmarks policies', function() {
   var store;
   var app;
 
@@ -17,13 +17,14 @@ suite('Incognito policy', function() {
     });
     store.setReducersEnabled(true);
     store.expectAction('set-incognito-availability');
+    store.expectAction('set-can-edit');
     store.replaceSingleton();
 
     app = document.createElement('bookmarks-app');
     replaceBody(app);
   });
 
-  test('updates when changed by the browser', function() {
+  test('incognito availability updates when changed', function() {
     var commandManager = bookmarks.CommandManager.getInstance();
     // Incognito is disabled during testGenPreamble(). Wait for the front-end to
     // load the config.
@@ -42,4 +43,17 @@ suite('Incognito policy', function() {
           commandManager.canExecute(Command.OPEN_INCOGNITO, new Set(['11'])));
     });
   });
+
+  test('canEdit updates when changed', function() {
+    var commandManager = bookmarks.CommandManager.getInstance();
+    return store.waitForAction('set-can-edit').then(action => {
+      assertFalse(store.data.prefs.canEdit);
+      assertFalse(commandManager.canExecute(Command.DELETE, new Set(['11'])));
+
+      return cr.sendWithPromise('testSetCanEdit', true);
+    }).then(() => {
+      assertTrue(store.data.prefs.canEdit);
+      assertTrue(commandManager.canExecute(Command.DELETE, new Set(['11'])));
+    });
+  });
 });