MD Downloads: convert <paper-dropdown-menu> to <dialog is="cr-action-menu">

chrome/browser/resources/md_downloads/toolbar.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.
 
 cr.define('downloads', function() {
   var Toolbar = Polymer({
     is: 'downloads-toolbar',
 
     properties: {
       downloadsShowing: {
         reflectToAttribute: true,
         type: Boolean,
         value: false,
         observer: 'downloadsShowingChanged_',
       },
 
       spinnerActive: {
         type: Boolean,
         notify: true,
       },
     },
 
-    listeners: {
-      'paper-dropdown-close': 'onPaperDropdownClose_',
-      'paper-dropdown-open': 'onPaperDropdownOpen_',
-    },
-
     /** @return {boolean} Whether removal can be undone. */
     canUndo: function() {
       return !this.$.toolbar.getSearchField().isSearchFocused();
     },
 
     /** @return {boolean} Whether "Clear all" should be allowed. */
     canClearAll: function() {
       return !this.$.toolbar.getSearchField().getValue() &&
           this.downloadsShowing;
     },
 
     onFindCommand: function() {
       this.$.toolbar.getSearchField().showAndFocus();
     },
 
     /** @private */
-    closeMoreActions_: function() {
-      this.$.more.close();
-    },
-
-    /** @private */
     downloadsShowingChanged_: function() {
       this.updateClearAll_();
     },
 
     /** @private */
     onClearAllTap_: function() {
       assert(this.canClearAll());
       downloads.ActionService.getInstance().clearAll();
+      this.$.moreActionsMenu.close();
     },
 
     /** @private */
-    onPaperDropdownClose_: function() {
-      window.removeEventListener('resize', assert(this.boundClose_));
+    onMoreActionsTap_: function() {
+      this.$.moreActionsMenu.showAt(this.$.moreActions);
     },
 
     /**
-     * @param {!Event} e
-     * @private
-     */
-    onItemBlur_: function(e) {
-      var menu = /** @type {PaperMenuElement} */(this.$$('paper-menu'));
-      if (menu.items.indexOf(e.relatedTarget) >= 0)
-        return;
-
-      this.$.more.restoreFocusOnClose = false;
-      this.closeMoreActions_();
-      this.$.more.restoreFocusOnClose = true;
-    },
-
-    /** @private */
-    onPaperDropdownOpen_: function() {
-      this.boundClose_ = this.boundClose_ || this.closeMoreActions_.bind(this);
-      window.addEventListener('resize', this.boundClose_);
-    },
-
-    /**
      * @param {!CustomEvent} event
      * @private
      */
     onSearchChanged_: function(event) {
       var actionService = downloads.ActionService.getInstance();
       if (actionService.search(/** @type {string} */ (event.detail)))
         this.spinnerActive = actionService.isSearching();
       this.updateClearAll_();
     },
 
     /** @private */
     onOpenDownloadsFolderTap_: function() {
       downloads.ActionService.getInstance().openDownloadsFolder();
+      this.$.moreActionsMenu.close();
     },
 
     /** @private */
     updateClearAll_: function() {
-      this.$$('paper-menu .clear-all').hidden = !this.canClearAll();
+      this.$$('.clear-all').hidden = !this.canClearAll();
     },
   });
 
   return {Toolbar: Toolbar};
 });