Fix some JS style nits.

tools/deep_memory_profiler/visualizer/static/menu-view.js

 // Copyright 2013 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.
 
 /**
  * This is a view class showing tree-menu.
  * @param {Object} profiler Must have addListener method.
  * @construct
  */
 var MenuView = function(profiler) {
@@ skipping 18 matching lines @@
     $tree.tree('selectNode', null);
     return;
   }
 
   var node = $tree.tree('getNodeById', id);
   $tree.tree('selectNode', node);
 };
 
 /**
  * Update menu view when model updated.
- * @param {Array.<Object>} models
+ * @param {Array<Object>} models
  * @private
  */
 MenuView.prototype.redraw_ = function(models) {
   function convert(origin, target) {
     target.label = origin.name;
     target.id = origin.id;
 
     if ('children' in origin) {
       target.children = [];
       origin.children.forEach(function(originChild) {
@@ skipping 57 matching lines @@
     });
     this.$tree_.bind('tree.close', function(event) {
       event.preventDefault();
       self.profiler_.unsetSub(event.node.id);
       self.profiler_.setSelected(event.node.id);
     });
   } else {
     this.$tree_.tree('loadData', data);
   }
 };