Site Settings Desktop: Switch out paper-menu for iron-dropdown.

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

 // Copyright 2015 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.
 
 /**
  * Enumeration mapping all possible controlled-by values for exceptions to
  * icons.
  * @enum {string}
  */
 var iconControlledBy = {
@@ skipping 407 matching lines @@
    * @private
    */
   onOriginTap_: function(event) {
     this.selectedSite = event.model.item;
     settings.navigateTo(settings.Route.SITE_SETTINGS_SITE_DETAILS,
         new URLSearchParams('site=' + this.selectedSite.origin));
   },
 
   /**
    * A handler for activating one of the menu action items.
-   * @param {!{model: !{item: !{origin: string}},
-   *           detail: !{selected: string}}} event
+   * @param {!{model: !{item: !{origin: string}}}} event
+   * @param {string} action The permission to set (Allow, Block, SessionOnly,
+   *     etc).
    * @private
    */
-  onActionMenuIronActivate_: function(event) {
+  onActionMenuActivate_: function(event, action) {
     var origin = event.model.item.origin;
     var incognito = event.model.item.incognito;
     var embeddingOrigin = event.model.item.embeddingOrigin;
-    var action = event.detail.selected;
     if (action == settings.PermissionValues.DEFAULT) {
       this.browserProxy.resetCategoryPermissionForOrigin(
           origin, embeddingOrigin, this.category, incognito);
     } else {
       this.browserProxy.setCategoryPermissionForOrigin(
           origin, embeddingOrigin, this.category, action, incognito);
     }
   },
 
+  /** @private */
+  onAllowTap_: function(event) {
+    this.onActionMenuActivate_(event, settings.PermissionValues.ALLOW);
+  },
+
+  /** @private */
+  onBlockTap_: function(event) {
+    this.onActionMenuActivate_(event, settings.PermissionValues.BLOCK);
+  },
+
+  /** @private */
+  onSessionOnlyTap_: function(event) {
+    this.onActionMenuActivate_(event, settings.PermissionValues.SESSION_ONLY);
+  },
+
+  /** @private */
+  onResetTap_: function(event) {
+    this.onActionMenuActivate_(event, settings.PermissionValues.DEFAULT);
+  },
+
   /**
    * Returns the appropriate header value for display.
    * @param {Array<string>} siteList The list of all sites to display for this
    *     category subtype.
    * @param {boolean} toggleState The state of the global toggle for this
    *     category.
    * @private
    */
   computeSiteListHeader_: function(siteList, toggleState) {
     var title = '';
@@ skipping 57 matching lines @@
     // is redundant to also list all the sites that are blocked.
     if (this.isAllowList_())
       return true;
 
     if (this.isSessionOnlyList_())
       return siteList.length > 0;
 
     return toggleState;
   },
 });