MD Downloads: make Ctrl+f invoke in-page search

chrome/browser/resources/md_downloads/manager.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 Manager = Polymer({
     is: 'downloads-manager',
 
     properties: {
       hasDownloads_: {
@@ skipping 61 matching lines @@
      */
     onCanExecute_: function(e) {
       e = /** @type {cr.ui.CanExecuteEvent} */(e);
       switch (e.command.id) {
         case 'undo-command':
           e.canExecute = this.$.toolbar.canUndo();
           break;
         case 'clear-all-command':
           e.canExecute = this.$.toolbar.canClearAll();
           break;
+        case 'find-command':
+          e.canExecute = true;
+          break;
       }
     },
 
     /**
      * @param {Event} e
      * @private
      */
     onCommand_: function(e) {
       if (e.command.id == 'clear-all-command')
         downloads.ActionService.getInstance().clearAll();
       else if (e.command.id == 'undo-command')
         downloads.ActionService.getInstance().undo();
+      else if (e.command.id == 'find-command')
+        this.$.toolbar.onFindCommand();
     },
 
     /** @private */
     onListScroll_: function() {
       var list = this.$['downloads-list'];
       if (list.scrollHeight - list.scrollTop - list.offsetHeight <= 100) {
         // Approaching the end of the scrollback. Attempt to load more items.
         downloads.ActionService.getInstance().loadMore();
       }
     },
@@ skipping 65 matching lines @@
   Manager.removeItem = function(index) {
     Manager.get().removeItem_(index);
   };
 
   Manager.updateItem = function(index, data) {
     Manager.get().updateItem_(index, data);
   };
 
   return {Manager: Manager};
 });