Print Preview Print Destination Search Widget

chrome/browser/resources/print_preview/component.js

 // Copyright (c) 2012 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('print_preview', function() {
   'use strict';
 
   /**
    * Class that represents a UI component.
    * @constructor
@@ skipping 55 matching lines @@
       this.element_ = cr.doc.createElement('div');
     },
 
     /**
      * Called when the component's element is known to be in the document.
      * Anything using document.getElementById etc. should be done at this stage.
      * Sub-classes should extend this method and attach listeners.
      */
     enterDocument: function() {
       this.isInDocument_ = true;
-      for (var child, i = 0; child = this.children_[i]; i++) {
+      this.children_.forEach(function(child) {
         if (!child.isInDocument && child.getElement()) {
           child.enterDocument();
         }
-      }
+      });
     },
 
     /** Removes all event listeners. */
     exitDocument: function() {
-      for (var child, i = 0; child = this.children_[i]; i++) {
+      this.children_.forEach(function(child) {
         if (child.isInDocument) {
           child.exitDocument();
         }
-      }
+      });
       this.tracker_.removeAll();
       this.isInDocument_ = false;
     },
 
     /**
      * Renders this UI component and appends the element to the given parent
      * element.
      * @param {!Element} parentElement Element to render the component's
      *     element into.
      */
@@ skipping 83 matching lines @@
         setIsVisible(el, true);
       }
       return el;
     }
   };
 
   return {
     Component: Component
   };
 });