Site Settings Desktop: Implement individual cookie removal and RemoveAll.

chrome/browser/resources/settings/site_settings/site_data_details_dialog.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * 'site-data-details-dialog' provides a dialog to show details of site data
  * stored by a given site.
  */
 Polymer({
@@ skipping 103 matching lines @@
     while (root.lastChild) {
       root.removeChild(root.lastChild);
     }
 
     // In with the new...
     var node = site.fetchNodeById(id, true);
     if (node)
       site.addCookieData(root, node);
   },
 
-  /** @private */
+  /**
+   * Called when a single item has been removed.
+   * @param {!CookieRemovePacket} args The details about what to remove.
+   * @private
+   */
   onTreeItemRemoved_: function(args) {
     this.entries_ = this.site_.getCookieList();
-    if (args[0] == this.site_.data_.id || this.entries_.length == 0) {
+    if (args.id == this.site_.data_.id || this.entries_.length == 0) {
       this.$.dialog.close();
       return;
     }
 
     if (this.entries_.length <= this.lastSelectedIndex_)
       this.lastSelectedIndex_ = this.entries_.length - 1;
     var selectedId = this.entries_[this.lastSelectedIndex_].id;
     this.$.picker.selected = selectedId;
     this.populateItem_(selectedId, this.site_);
   },
@@ skipping 32 matching lines @@
     cr.removeWebUIListener(this.listener_);
     this.browserProxy.removeCookie(this.site_.data_.id);
     this.$.dialog.close();
   },
 
   /** @private */
   onCancelTap_: function() {
     this.$.dialog.cancel();
   },
 });